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CASE STUDY
Effects of turmeric on Alzheimer's disease with behavioral and psychological symptoms of dementia
Nozomi Hishikawa, Yoriko Takahashi, Yoshinobu Amakusa, Yuhei Tanno, Yoshitake Tuji, Hisayoshi Niwa, Nobuyuki Murakami, UK Krishna
October-December 2012, 33(4):499-504
DOI
:10.4103/0974-8520.110524
PMID
:23723666
We describe here three patients with the Alzheimer's Disease (AD) whose behavioral symptoms were improved remarkably as a result of the turmeric treatment, which is the traditional Indian medicine. Their cognitive decline and Behavioral and Psychological Symptoms of Dementia (BPSD) were very severe. All three patients exhibited irritability, agitation, anxiety, and apathy, two patients suffer from urinary incontinence and wonderings. They were prescribed turmeric powder capsules and started recovering from these symptoms without any adverse reaction in the clinical symptom and laboratory data. After 12 weeks of the treatment, total score of the Neuro-Psychiatric Inventory-brief questionnaire decreased significantly in both acuity of symptoms and burden of caregivers. In one case, the Mini-Mental State Examination (MMSE) score was up five points, from 12/30 to 17/30. In the other two cases, no significant change was seen in the MMSE; however, they came to recognize their family within 1 year treatment. All cases have been taking turmeric for more than 1 year, re-exacerbation of BPSD was not seen. The present cases suggest a significant improvement of the behavioral symptoms in the AD with the turmeric treatment, leading to probable benefit of the use of turmeric in individuals with the AD with BPSD.
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PHARMACOLOGICAL STUDY
In vitro
antioxidant activity of hydro alcoholic extract from the fruit pulp of
Cassia fistula
Linn.
Nayan R Bhalodia, Pankaj B Nariya, RN Acharya, VJ Shukla
April-June 2013, 34(2):209-214
DOI
:10.4103/0974-8520.119684
PMID
:24250133
The present study is aimed to investigate antioxidant activity of the extracts of
Cassia fistula
Linn. (
Leguminosae
) fruit pulp
. Cassia fistula
Linn., a Indian Laburnum, is widely cultivated in various countries and different continents including Asia, Mauritius, South Africa, Mexico, China, West Indies, East Africa and Brazil as an ornamental tree for its beautiful bunches of yellow flowers and also used in traditional medicine for several indications. The primary phytochemical study and
in vitro
antioxidant study was performed on hydro alcoholic extract of fruit pulp. Phytochemical screening of the plant has shown the presence of phenolic compounds, fatty acids, flavonoids, tannins and glycosides. Phenolic content was measured using Folin-Ciocalteu reagent and was calculated as gallic acid equivalents. Antiradical activity of hydro alcoholic extract was measured by DPPH (2,2-diphenyl-1- picrylhydrazyl) assay and was compared to ascorbic acid. Ferric reducing power of the extract was also evaluated by Oyaizu method. In the present study, three methods were used for evaluation of antioxidant activity. First two methods were for direct measurement of radical scavenging activity and third method to evaluate the reducing power. Results indicate that hydro alcoholic fruit pulp extracts have marked amount of total phenols which could be responsible for the antioxidant activity
.
These
in vitro
assays indicate that this plant extract is a significant source of natural antioxidant, Cassia fistula fruit pulp extract shows lower activity in DPPH and total phenol content as compared with standard which might be helpful in preventing the progress of various oxidative stresses.
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41
9,413
2,170
CLINICAL RESEARCH
A pilot study on Ayurvedic management of oral submucous fibrosis
Kundan R Patel, Manjusha Rajagopala, Dharmendrasinh B Vaghela, Ashok Shah
January-March 2015, 36(1):34-40
DOI
:10.4103/0974-8520.169018
PMID
:26730136
Introduction:
Oral submucous fibrosis (OSMF) is a chronic debilitating disease and a well-recognized potentially premalignant condition of the oral cavity. Various medical and surgical treatment modalities have been used in modern science, but results are not satisfactory owing to recurrence, adverse effects, and sometimes worsening the condition. On analyzing the disease condition with Ayurvedic approach, it seems to be nearer to
Vata-Pitta
dominant chronic
Sarvasara Mukharoga
and needs to be treated at local as well as systemic level.
Aim:
To evaluate the effect of proposed Ayurvedic treatment protocol in the patients of OSMF.
Materials and Methods:
It was an open-label nonrandomized clinical trial with black box design comprising of holistic Ayurvedic approach in which 22 patients of OSMF completed the treatment. In all of them after
Koshthashuddhi
(mild purgation) and
Shodhana Nasya
(errhine therapy);
Pratisarana
(external application) with
Madhupippalyadi Yoga
,
Kavala
(gargling) with
Ksheerabala Taila
and internally
Rasayana Yoga
were given for 2 months and followed for 1 month.
Results:
It revealed statistically highly significant relief in almost all signs and symptoms as well in inter incisal distance improvement. Furthermore, sustained relief was found in follow-up.
Conclusion:
Ayurvedic treatment protocol is effective in the management of OSMF.
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15,913
1,008
REVIEW ARTICLES
Medicinal and cosmetic uses of Bee's Honey - A review
E. R. H. S. S Ediriweera, N. Y. S Premarathna
April-June 2012, 33(2):178-182
DOI
:10.4103/0974-8520.105233
PMID
:23559786
Bee's honey is one of the most valued and appreciated natural substances known to mankind since ancient times. There are many types of bee's honey mentioned in Ayurveda. Their effects differ and '
Makshika
' is considered medicinally the best. According to modern scientific view, the best bee's honey is made by
Apis mellifera
(Family: Apidae). In Sri Lanka, the predominant honey-maker bee is
Apis cerana
. The aim of this survey is to emphasize the importance of bee's honey and its multitude of medicinal, cosmetic and general values. Synonyms, details of formation, constitution, properties, and method of extraction and the usages of bee's honey are gathered from text books, traditional and Ayurvedic physicians of Western and Southern provinces, villagers of 'Kalahe' in Galle district of Sri Lanka and from few search engines. Fresh bee's honey is used in treatment of eye diseases, throat infections, bronchial asthma, tuberculosis, hiccups, thirst, dizziness, fatigue, hepatitis, worm infestation, constipation, piles, eczema, healing of wounds, ulcers and used as a nutritious, easily digestible food for weak people. It promotes semen, mental health and used in cosmetic purposes. Old bee's honey is used to treat vomiting, diarrhea, rheumatoid arthritis, obesity, diabetes mellitus and in preserving meat and fruits. Highly popular in cosmetic treatment, bee's honey is used in preparing facial washes, skin moisturizers, hair conditioners and in treatment of pimples. Bee's honey could be considered as one of the finest products of nature that has a wide range of beneficial uses.
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CLINICAL RESEARCHES
Low resource screening method of pre-cancerous lesions and its reversal by
Triphala
in teen-age Indian population
Anshula Deshpande, Shobha Tandon, Neeraj Deshpande
April-June 2014, 35(2):160-167
DOI
:10.4103/0974-8520.146233
PMID
:25558161
Background:
Cancer screening is the main weapon for early detection at a pre-invasive or premalignant stage. It has been reported that over 12 million people use some form of tobacco, which is one of the high risk factors and has hence become an alarming world-wide problem.
Aim:
To evaluate the effective diagnostic screening of disease in its early stage by inexpensive method and also to evaluate the effect of indigenous mouthrinse on reversal of pre-cancerous lesions.
Materials and Methods:
The screening for teenagers belonging to low socio-economic status was carried out. Suspected subjects were evaluated for the reversal of the lesions by use of Ayurvedic preparation as a mouthwash. From 13 to19 years working-child population of North India was selected for the study. Screening was performed by new method-visual inspection with acetic acid. The positive subjects were further investigated by pap smear and biopsy was done as a confirmatory histopathological report. In second phase, the subjects showing positive lesions were advised indigenous anti-cancer mouth rinse and its effect was evaluated after 6 month and 9 month of prescribing the rinse.
Results:
The total 1095 children were screened (831 boys and 264 girls). Out of total 34 teenager boys were diagnosed, as acetowhite positive lesion. All the acetowhite positive lesions were found exclusively in males. Histological findings after 9 month use of
Triphala
mouth rinse revealed no changes in cells in 23 (85.2%), hyperkeratinization in 2 (7.4%), hyperkeratinization and spongiosis was evident in 1 (3.7%), mild pleomorphism in 1 (3.7%) patient. Comparative evaluation from 0-9 month showed statistically highly significant test (P < 0.01).
Conclusion:
Use of different forms of tobacco and betel nut showed convincing relationship between developments of oral pre-cancerous lesions.
Triphala
was found to have great potential for reversal of these lesions.
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4,624
525
ORIGINAL ARTICLES
The effect of
ghee
(clarified butter) on serum lipid levels and microsomal lipid peroxidation
Hari Sharma, Xiaoying Zhang, Chandradhar Dwivedi
April-June 2010, 31(2):134-140
DOI
:10.4103/0974-8520.72361
PMID
:22131700
Ghee, also known as clarified butter, has been utilized for thousands of years in
Ayurveda
as a therapeutic agent. In ancient India, ghee was the preferred cooking oil. In the last several decades, ghee has been implicated in the increased prevalence of coronary artery disease (CAD) in Asian Indians due to its content of saturated fatty acids and cholesterol and, in heated ghee, cholesterol oxidation products. Our previous research on Sprague-Dawley outbred rats, which serve as a model for the general population, showed no effect of 5 and 10% ghee-supplemented diets on serum cholesterol and triglycerides. However, in Fischer inbred rats, which serve as a model for genetic predisposition to diseases, results of our previous research showed an increase in serum total cholesterol and triglyceride levels when fed a 10% ghee-supplemented diet. In the present study, we investigated the effect of 10% dietary ghee on microsomal lipid peroxidation, as well as serum lipid levels in Fischer inbred rats to assess the effect of ghee on free radical mediated processes that are implicated in many chronic diseases including cardiovascular disease. Results showed that 10% dietary ghee fed for 4 weeks did not have any significant effect on levels of serum total cholesterol, but did increase triglyceride levels in Fischer inbred rats. Ghee at a level of 10% in the diet did not increase liver microsomal lipid peroxidation or liver microsomal lipid peroxide levels. Animal studies have demonstrated many beneficial effects of ghee, including dose-dependent decreases in serum total cholesterol, low density lipoprotein (LDL), very low density lipoprotein (VLDL), and triglycerides; decreased liver total cholesterol, triglycerides, and cholesterol esters; and a lower level of nonenzymatic-induced lipid peroxidation in liver homogenate. Similar results were seen with heated (oxidized) ghee which contains cholesterol oxidation products. A preliminary clinical study showed that high doses of medicated ghee decreased serum cholesterol, triglycerides, phospholipids, and cholesterol esters in psoriasis patients. A study on a rural population in India revealed a significantly lower prevalence of coronary heart disease in men who consumed higher amounts of ghee. Research on Maharishi Amrit Kalash-4 (MAK-4), an Ayurvedic herbal mixture containing ghee, showed no effect on levels of serum cholesterol, high density lipoprotein (HDL), LDL, or triglycerides in hyperlipidemic patients who ingested MAK-4 for 18 weeks. MAK-4 inhibited the oxidation of LDL in these patients. The data available in the literature do not support a conclusion of harmful effects of the moderate consumption of ghee in the general population. Factors that may be involved in the rise of CAD in Asian Indians include the increased use of vanaspati (vegetable ghee) which contains 40%
trans
fatty acids, psychosocial stress, insulin resistance, and altered dietary patterns. Research findings in the literature support the beneficial effects of ghee outlined in the ancient Ayurvedic texts and the therapeutic use of ghee for thousands of years in the Ayurvedic system of medicine.
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SHORT COMMUNICATIONS
Anti-inflammatory activity of Guduchi Ghana (aqueous extract of Tinospora Cordifolia Miers.)
Biswajyoti Patgiri, Bharti L Umretia, Pradip U Vaishnav, Pradeep Kumar Prajapati, Vinay J Shukla, B Ravishankar
January-March 2014, 35(1):108-110
DOI
:10.4103/0974-8520.141958
PMID
:25364210
Background:
Guduchi Ghana
is one of the unique Ayuvedic classical preparation which is prepared from aqueous of extract of
Guduchi
(
Tinospora cordifolia
Miers.) stem. It is one of the frequently used drugs to treat the
Madhumeha
,
Pandu
,
Kamala
,
Amlapitta
,
Grahani
,
Kustha
,
Jirna
Jwara
and
Viswamjwara
,
Trishna
,
Shool
,
Yakritavikara
, etc. Looking to these indications, in market most of the Pharma industries prepared
Guduchi Ghana
by applying the various extraction process.
Aim:
To evaluate comparative anti-inflammatory activity of classically prepared and market sample of
Guduchi
Ghana
.
Materials and Methods:
Both samples were evaluated for anti-inflammatory activity using carrageenan induced paw edema model in rats. Animals were divided in three groups, having six animals in each. Group A received test drug, Group B received market sample at a dose of 50 mg/kg orally, while Group C (control group) received tap water.
Results:
Reduction in edema was observed in Group A and B at 3 h interval by 33.06% and 11.71% respectively. Group A showed significant effects (
P
< 0.05) in comparison to control group.
Conclusion:
These experimental results have shown anti-inflammatory activity of
Guduchi Ghana
.
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937
REVIEW ARTICLES
Natural medicaments in dentistry
Dakshita J Sinha, Ashish A Sinha
April-June 2014, 35(2):113-118
DOI
:10.4103/0974-8520.146198
PMID
:25558153
The major objective in root canal treatment is to disinfect the entire root canal system. Cleaning, shaping, and use of antimicrobial medicaments are effective in reducing the bacterial load to some extent, but some bacteria do remain behind and multiply, causing reinfection. Taking into consideration the ineffectiveness, potential side-effects and safety concerns of synthetic drugs, the herbal alternatives for endodontic usage might prove to be advantageous. Over the past decade, interest in drugs derived from medicinal plants has markedly increased. Phytomedicine has been used in dentistry as anti-inflammatory, antibiotic, analgesic, sedative and also as endodontic irrigant. Herbal preparations can be derived from the root, leaves, seeds, stem, and flowers. The PubMed database search revealed that the reference list for natural medicaments featured 1480 articles and in dentistry 173 articles. A forward search was undertaken on the selected articles and author names. This review focuses on various natural drugs and products as well as their therapeutic applications when used as phytomedicine in dentistry.
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1,394
ORIGINAL ARTICLES - CLINICAL RESEARCH
Protective effect of
Yashtimadhu
(
Glycyrrhiza glabra
) against side effects of radiation/chemotherapy in head and neck malignancies
Debabrata Das, SK Agarwal, HM Chandola
April-June 2011, 32(2):196-199
DOI
:10.4103/0974-8520.92579
PMID
:22408302
One of the very common side effects of Radiation/Chemotherapy especially of the head and neck malignancies is mucositis. Cancer therapy or the cancer itself may cause changes in the body chemistry that results in loss of appetite, pain, nausea, vomiting, diarrhea and very common mucositis which makes eating difficult. Loss of appetite is followed by an undesirable loss of weight due to insufficient amount of calories every day which can lead to loss of muscle mass and strength and other complications by causing interruptions of medical therapy, impeding effective cancer therapy. Mucositis cause decreased immunity and quality of life as well as poor tolerance to surgery and altered efficacy of Chemotherapy and Radiotherapy. The present study is designed with the objective to minimize the radiation induced mucositis, skin reaction, xerostomia, change in voice etc. with an Ayurvedic preparation
Yashtimadhu
Ghrita
(processed ghee). Total 75 patients were randomly divided into four groups and drugs were administered: Group A with local application of
Yashtimadhu
powder and honey in the oral cavity for few minutes prior to radiotherapy along with oral intake of
Yashtimadhu Ghrita
; Group B with only local application of the
Yashtimadhu
powder and honey in the oral cavity; Group C patients administered with only local application of honey in the oral cavity; Group D on conventional modern medication controlled group. All these patients under four groups had received Radiotherapy and Chemotherapy for maximum duration of 7 weeks. Mucositis and Skin reactions were observed in 100% of patients with varying degree. The intensity of Radiation and Chemotherapy induced mucositis was reduced to a great extent by the trial drug.
Yashtimadhu
(
Glycyrrhiza glabra
) can be used effectively in prevention and treatment of oral mucositis post radiation and chemotheraphy in patients of cancer, especially of the head and neck region. It proves beneficial in two ways: (i) there were no interruptions in the treatment, and (ii) food intake was not severely affected leading to maintenance of nutritional status of the patients.
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1,278
PHARMACOLOGICAL STUDY
In vitro
evaluation of antioxidant activity of
Cordia dichotoma
(Forst f.) bark
Pankaj B Nariya, Nayan R Bhalodia, Vinay J Shukla, Rabinarayan Acharya, Mukesh B Nariya
January-March 2013, 34(1):124-128
DOI
:10.4103/0974-8520.115451
PMID
:24049418
Cordia dichotoma
Forst. f. bark, identified as botanical source of
Shleshmataka
in Ayurvedic pharmacopoeia. Present investigation was undertaken to evaluate possible antioxidant potential of methanolic and butanol extract of
C. dichotoma
bark.
In vitro
antioxidant activity of methanolic and butanol extract was determined by 1,1, diphenyl-2, picrylhydrazyl (DPPH) free radical scavenging assay. The extracts were also evaluated for their phenolic contents and antioxidant activity. Phenolic content was measured using Folin-Ciocalteu reagent and was calculated as Gallic acid equivalents. Antiradical activity of methanolic extract was measured by DPPH assay and was compared to ascorbic acid and ferric reducing power of the extract was evaluated by Oyaizu method. In the present study three
in vitro
models were used to evaluate antioxidant activity. The first two methods were for direct measurement of radical scavenging activity and remaining one method evaluated the reducing power. The present study revealed that the
C. dichotoma
bark has significant radical scavenging activity.
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28
7,364
1,943
REVIEW ARTICLE
Ayurvedic research and methodology: Present status and future strategies
Ashutosh Chauhan, Deepak Kumar Semwal, Satyendra Prasad Mishra, Ruchi Badoni Semwal
October-December 2015, 36(4):364-369
DOI
:10.4103/0974-8520.190699
PMID
:27833362
Ayurveda is a science of life with a holistic approach to health and personalized medicine. It is one of the oldest medical systems, which comprises thousands of medical concepts and hypothesis. Interestingly, Ayurveda has ability to treat many chronic diseases such as cancer, diabetes, arthritis, and asthma, which are untreatable in modern medicine. Unfortunately, due to lack of scientific validation in various concepts, this precious gift from our ancestors is trailing. Hence, evidence-based research is highly needed for global recognition and acceptance of Ayurveda, which needs further advancements in the research methodology. The present review highlights various fields of research including literary, fundamental, drug, pharmaceutical, and clinical research in Ayurveda. The review further focuses to improve the research methodology for Ayurveda with main emphasis on the fundamental research. This attempt will certainly encourage young researchers to work on various areas of research for the development and promotion of Ayurveda.
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25
26,824
3,919
REVIEW ARTICLES
Some basic aspects of statistical methods and sample size determination in health science research
VS Binu, Shreemathi S Mayya, Murali Dhar
April-June 2014, 35(2):119-123
DOI
:10.4103/0974-8520.146202
PMID
:25558154
A health science researcher may sometimes wonder "why statistical methods are so important in research?" Simple answer is that, statistical methods are used throughout a study that includes planning, designing, collecting data, analyzing and drawing meaningful interpretation and report the findings. Hence, it is important that a researcher knows the concepts of at least basic statistical methods used at various stages of a research study. This helps the researcher in the conduct of an appropriately well-designed study leading to valid and reliable results that can be generalized to the population. A well-designed study possesses fewer biases, which intern gives precise, valid and reliable results. There are many statistical methods and tests that are used at various stages of a research. In this communication, we discuss the overall importance of statistical considerations in medical research with the main emphasis on estimating minimum sample size for different study objectives.
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25
10,144
2,022
INVITED ARTICLE
Meditation: Process and effects
Hari Sharma
July-September 2015, 36(3):233-237
DOI
:10.4103/0974-8520.182756
PMID
:27313408
Meditation has become popular in many Western nations, especially the USA. An increasing body of research shows various health benefits associated with meditation and these findings have sparked interest in the field of medicine. The practice of meditation originated in the ancient
Vedic
times of India and is described in the ancient
Vedic
texts. Meditation is one of the modalities used in Ayurveda (Science of Life), the comprehensive, natural health care system that originated in the ancient
Vedic
times of India. The term “meditation” is now loosely used to refer to a large number of diverse techniques. According to
Vedic
science, the true purpose of meditation is to connect oneself to one's deep inner Self. Techniques which achieve that goal serve the true purpose of meditation. Neurological and physiological correlates of meditation have been investigated previously. This article describes the process of meditation at a more fundamental level and aims to shed light on the deeper underlying mechanism of the beneficial effects associated with meditation. Research on the effects of meditation is summarized.
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24
27,975
2,871
REVIEW ARTICLES
Pharmacological attribute of
Aloe vera
: Revalidation through experimental and clinical studies
Vinay K Gupta, Seema Malhotra
April-June 2012, 33(2):193-196
DOI
:10.4103/0974-8520.105237
PMID
:23559789
Aloe vera
has long been used as a traditional medicine for inducing wound healing. It is a natural product that now a days is used in cosmetic industry. Benefits associated with
Aloe vera
have been attributed to the polysaccharides contained in the gel of the leaves though there are various indications for its use. Biological activities include promotion of wound healing, antifungal activity, anti-inflammatory, anticancer and immunomodulatory. Gingival fibroblasts play an important role in oral wound healing. Double blind-controlled trials are needed to determine its real efficacy in oral health.
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24
14,917
2,106
CLINICAL RESEARCH
Efficacy of
Ashwagandha
(
Withania somnifera
[L.] Dunal) in improving cardiorespiratory endurance in healthy athletic adults
Bakhtiar Choudhary, A Shetty, Deepak G Langade
January-March 2015, 36(1):63-68
DOI
:10.4103/0974-8520.169002
PMID
:26730141
Introduction:
Ashwagandha
(
Withania somnifera
[L.] Dunal) has been traditionally used for various actions ranging from vitalizer, improve endurance and stamina, promote longevity, improve immunity, and male and female fertility. However, clinical studies are needed to prove the clinical efficacy of this herb, especially in cardiovascular endurance and physical performance.
Aims:
This prospective, double-blind, randomized, and placebo-controlled study evaluated the efficacy of
Ashwagandha
roots extract in enhancing cardiorespiratory endurance and improving the quality of life (QOL) in 50 healthy male/female athletic adults.
Materials and Methods:
Cardiorespiratory endurance was assessed by measuring the oxygen consumption at peak physical exertion (VO
2
max) levels during a 20 m shuttle run test. The World Health Organization self-reported QOL questionnaire (physical health, psychological health, social relationships, and environmental factors) was used to assess the QOL. Student's
t
-test was used to compare the differences in a mean and change from baseline VO
2
max levels, whereas Wilcoxon signed-rank test was used to assess changes in QOL scores from baseline in the two groups.
Results:
There was a greater increase from baseline (
P
< 0.0001) in the mean VO
2
max with KSM-66
Ashwagandha
(
n
= 24) compared to placebo (
n
= 25) at 8 weeks (4.91 and 1.42, respectively) and at 12 weeks (5.67 and 1.86 respectively). The QOL scores for all subdomains significantly improved to a greater extent in the
Ashwagandha
group at 12 weeks compared to placebo (
P
< 0.05).
Conclusion:
The findings suggest that
Ashwagandha
root extract enhances the cardiorespiratory endurance and improves QOL in healthy athletic adults.
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22
14,811
1,955
PHARMACOLOGICAL STUDIES
Antifungal activity of curcumin-silver nanoparticles against fluconazole-resistant clinical isolates of
Candida species
Sony Paul, Kalyani Mohanram, Iyanar Kannan
July-September 2018, 39(3):182-186
DOI
:10.4103/ayu.AYU_24_18
PMID
:31000996
Introduction:
Candida
species is the common form of opportunistic fungal infections, especially in immunosuppressed individuals. Fluconazole is the first-line therapy for candidiasis as it is affordable and readily available. However, the antifungal resistance pattern in high-risk patients is a major concern.
Aim:
The objective of the present study was to assess the anticandidal activity of curcumin-silver nanoparticles (C-Ag-NPs) against fluconazole-resistant
Candida
species isolated from HIV patients.
Materials and Methods:
Ten milliliters of 0.1 M silver nitrate (AgNO
3
) and 3 ml curcumin solution was heated in a water bath for 1 h at 60°C. The formation of the Ag-NPs was determined by color change from light yellow to brownish. The solution was centrifuged at 9000 rpm for 15 min and was washed with ethanol and later lyophilized for 24 h to obtain the purified curcumin-Ag-NPs (C-Ag-NPs). A stock of 1 mg/ml of C-Ag-NPs was prepared in deionized water. The agar diffusion test and broth dilution tests were conducted to determine the anticandidal activity of C-Ag-NPs.
Results:
C-Ag-NPs showed a better antifungal activity compared to curcumin and AgNO
3
solution.
Candida glabrata
and
Candida albicans
were the most inhibited and
Candida tropicalis
was the least inhibited species. The mean zone diameter was 22.2 ± 0.8 mm, 20.1 ± 0.8 mm, and 16.4 ± 0.7 mm against
C. glabrata, C. albicans
and
C. tropicalis
respectively. Other
Candida
species under the study were also inhibited. Inhibitory activity was dose dependent and it increased with concentration. The minimum inhibitory concentration values for different
Candida
species ranged from 31.2 μg/ml to 250 μg/ml.
Conclusion:
This is the first report on the antifungal activity of C-Ag-NPs against fluconazole-resistant
Candida
isolates. C-Ag-NPs can be explored further to identify a potential drug candidate that can be used for the treatment of candidiasis due to fluconazole-resistant strains of
Candida
species.
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615
ORIGINAL ARTICLES - PHARMACOLOGICAL STUDY
An
in-vitro
evaluation of the efficacy of garlic extract as an antimicrobial agent on periodontal pathogens: A microbiological study
Sunaina Shetty, Biju Thomas, Veena Shetty, Rahul Bhandary, Raghavendra M Shetty
October-December 2013, 34(4):445-451
DOI
:10.4103/0974-8520.127732
PMID
:24695825
With the rise in bacterial resistance to antibiotics, there is considerable interest in the development of other classes of antimicrobials for the control of infection. Garlic (
Allium
sativum
Linn.) has been used as medicine since ancient times and has long been known to have antibacterial, antifungal, and antiviral properties. This study was undertaken to assess the inhibitory effect of garlic on
Porphyromonas
gingivalis
and
Aggregatibacter
actinomycetemcomitans,
to assess the time-kill curve of
P.
gingivalis
and
A.
actinomycetemcomitans,
and to determine the antiproteolytic activity of garlic on
P.
gingivalis.
Ethanolic garlic extract (EGE) and aqueous garlic extract (AGE) were prepared and the inhibitory effects of these extracts for two periodontal pathogens (
P.
gingivalis
and
A.
actinomycetemcomitans
) were tested. Antiproteolytic activity on protease of
P.
gingivalis
was determined. 25 microliter (μl), 50 μl, and 75 μl of AGE showed 16 mm, 20 mm, and 25 mm zone of inhibition, respectively, on
P.
gingivalis.
The AGE showed greater bacteriostatic activity against the
P.
gingivalis
with minimum inhibitory concentration determined at 16.6 μl/ml. The time-kill assay of AGE and EGE were compared for
P.
gingivalis
and
A.
actinomycetemcomitans
. AGE showed better antiproteolytic activity on total protease of
P.
gingivalis
compared to the EGE. Thus, the study concludes the antimicrobial activity of garlic extract against periodontal pathogens,
P.
gingivalis,
A.
actinomycetemcomitans.
Its action against
P.
gingivalis
includes inhibition of total protease activity, and this raises the possibility that garlic may have therapeutic use for periodontitis and possibly other oral infections.
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6,226
1,155
PHARMACOLOGICAL STUDIES
Antimicrobial activity of fresh garlic juice: An
in vitro
study
Seema Yadav, Niyati A Trivedi, Jagat D Bhatt
April-June 2015, 36(2):203-207
DOI
:10.4103/0974-8520.175548
PMID
:27011724
Introduction:
Antimicrobial resistance has been a global concern. Currently, interest has been focused on exploring antimicrobial properties of plants and herbs. One such botanical is
Allium sativum
(garlic).
Aim:
To evaluate the antimicrobial activity of fresh juice of garlic.
Materials and Methods:
Varying concentrations of fresh garlic juice (FGJ) were tested for their antimicrobial activity against common pathogenic organisms isolated at SSG Hospital, Vadodara, using well diffusion method. Moreover, minimum inhibitory concentration (MIC) and minimum lethal concentration (MLC) of FGJ were tested using broth dilution method. Sensitivity pattern of the conventional antimicrobials against common pathogenic bacteria was tested using disc diffusion method.
Results:
FGJ produced dose-dependent increase in the zone of inhibition at a concentration of 10% and higher. MIC of FGJ against the pathogens ranged from 4% to 16% v/v whereas MLC value ranged from 4% to 32% v/v with
Escherichia coli
and
Staphylococcus aureus
spp. showed highest sensitivity.
Conclusion:
FGJ has definite antimicrobial activity against common pathogenic organisms isolated at SSG Hospital, Vadodara. Further studies are needed to find out the efficacy, safety, and kinetic data of its active ingredients.
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21
6,888
1,089
REVIEW ARTICLES
A phytopharmacological review on an important medicinal plant -
Amorphophallus paeoniifolius
Yadu Nandan Dey, Sarada Ota, N Srikanth, Mahvish Jamal, Manish Wanjari
January-March 2012, 33(1):27-32
DOI
:10.4103/0974-8520.100303
PMID
:23049180
Amorphophallus paeoniifolius is used for long period in various chronic diseases therapeutically. Aim of the current review is to search literature for the pharmacological properties, safety/toxicity studies, pharmacognostic studies and phytochemical investigation of Amorphophallus paeoniifolius tuber. The compiled data may be helpful for the researchers to focus on the priority areas of research yet to be discovered. Complete information about the plant has been collected from various books, journals and Ayurvedic classical texts like Samhitas, Nighantus etc. Journals of the last 20 years were searched. Particulars of pharmacological activities, phytochemical isolation, toxicity studies etc. were extracted from the published reports focussing on the safety profile of the plant. Safety of the whole plant was concluded in the review.
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21
13,053
1,912
CLINICAL RESEARCH
A clinical study on "Computer vision syndrome" and its management with
Triphala
eye drops and
Saptamrita Lauha
MP Gangamma, Poonam , Manjusha Rajagopala
April-June 2010, 31(2):236-239
DOI
:10.4103/0974-8520.72407
PMID
:22131717
American Optometric Association (AOA) defines computer vision syndrome (CVS) as "Complex of eye and vision problems related to near work, which are experienced during or related to computer use". Most studies indicate that Video Display Terminal (VDT) operators report more eye related problems than non-VDT office workers. The causes for the inefficiencies and the visual symptoms are a combination of individual visual problems and poor office ergonomics. In this clinical study on "CVS", 151 patients were registered, out of whom 141 completed the treatment. In Group A, 45 patients had been prescribed
Triphala
eye drops; in Group B, 53 patients had been prescribed the
Triphala
eye drops and
Saptamrita Lauha
tablets internally, and in Group C, 43 patients had been prescribed the placebo eye drops and placebo tablets. In total, marked improvement was observed in 48.89, 54.71 and 06.98% patients in groups A, B and C, respectively.
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20
12,767
2,055
PHARMACOLOGICAL STUDIES
Antibacterial activity of
Withania somnifera
against Gram-positive isolates from pus samples
Punum Bisht, Vinita Rawat
July-September 2014, 35(3):330-332
DOI
:10.4103/0974-8520.153757
PMID
:25972723
Background:
Withania
somnifera
is an important medicinal plant that has been used in Ayurvedic and indigenous medicine since ancient times. In the view of its varied therapeutic potential, it has also been the subject of considerable modern scientific attention. Attention has been drawn to antibacterial activity of the plant and its metabolites due to the challenge on growing antibacterial resistant pathogens.
Aim:
To examine the antimicrobial potential of leaf extract of
W
.
somnifera
against Gram-positive cocci.
Materials and Methods:
In this study, leaf extract of
W
.
somnifera
was used to examine their antimicrobial potential against Gram-positive cocci (
n
= 20) from pus samples of patients admitted in Government Medical College, Haldwani. Agar well diffusion method was used by taking methanolic leaf extract of
W
.
somnifera
.
Results:
It was observed that the methanolic leaf extract of
W
.
somnifera
was very effective in inhibiting the test pathogens including methicillin resistant
Staphylococcus aureus
and
Enterococcus
spp., with an average zone of inhibition of 20.6 mm and 19.4 mm at 2 mg/ml (100 μl) concentration, respectively.
Conclusion:
These results indicate that the antimicrobial property of
W
.
somnifera
leaf supports the traditional use of the plant in therapeutic use against microbial infections.
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20
6,094
567
Anti-dengue activity of
Andrographis paniculata
extracts and quantification of dengue viral inhibition by SYBR green reverse transcription polymerase chain reaction
Senthilraja Ramalingam, Sathiyamurthy Karupannan, Padmapriya Padmanaban, Senthilkumar Vijayan, Khallefathullah Sheriff, Gunasekaran Palani, K Kaveri Krishnasamy
April-June 2018, 39(2):87-91
DOI
:10.4103/ayu.AYU_144_17
PMID
:30783363
Background:
Dengue virus is a leading cause of illness and death in the tropics and subtropics. As many as 400 million people are infected yearly. Dengue is caused by any one of four related viruses transmitted by mosquitoes. Currently, there is no vaccine to prevent infection with dengue virus and the most effective protective measures are those that avoid mosquito bites. When infected, early recognition and prompt supportive treatment can substantially lower the risk of medical complications and death. Nowadays, the search for natural plant products to fight against viral diseases has been increasing.
Aims and Objective:
To test the anti-dengu viral activity of both ethanolic & aqueous extract of
Andrographis paniculata
.
Materials and Methods:
In vitro
antiviral activity were performed against dengue virus by the 3-(4, 5-dimethylthiazol-2-yl)-2,5-diphenyltetrazolium bromide (MTT) method and SYBR green quantitative real-time polymerase chain reaction (PCR) method. Cytotoxicity was also evaluated by MTT. The dengue viral load (VL) inhibition in plant extracts was characterized by reverse transcription PCR (RT-PCR) analysis.
Results and Discussion:
In this study, the maximum nontoxic dose (MNTD) of
A. paniculata
plant was determined by testing the ethanolic extracts against Vero cells
in vitro
. Antiviral assay based on cytopathic effects denoted by degree of inhibition upon treating DENV 1–4-infected Vero cells with MNTD of
A. paniculata
has the most antiviral inhibitory effects. These results were further verified with an
in vitro
inhibition assay using MTT and RT-PCR, in which 55%–97% of cell viability were recorded in DENV-1–4-infected cells in different duration.
Conclusion:
Ethanolic extracts treated with dengue VLs also showed a significant changes which were reflected in RT PCR assay.
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20
6,236
772
ORIGINAL ARTICLES - CLINICAL RESEARCH
Effects of
Medhya
Rasayana
and
Yogic
practices in improvement of short-term memory among school-going children
Atul Shankar Sarokte, Mangalagowri V Rao
October-December 2013, 34(4):383-389
DOI
:10.4103/0974-8520.127720
PMID
:24695779
Excellent memory, extraordinary intelligence, great academic achievement, and successful career are the dreams of every individual in this era of competition and professionalism. A good memory power acts as a catalyst in all walks of life, be it academic success or maintenance of personal relationships. It is observed that an average man uses only 10% of his natural memory. Remaining 90% is left unused in a haphazard manner. As per the American psychologist Carl Emil Seashore, if one is alert and makes systematic attempts to awaken and use the natural memory properly, his/her natural memory would be activated creatively and would offer benefits of higher order. A comparative study was conducted comprising 90 subjects to know the efficacy of
Medhya Rasayana
and
Yogic
practices in short-term memory of school-going children. The study was conducted over a period of 3 months. It was an open, prospective, and randomized clinical study. The subjects of group A formed the control group and they were observed silently for 3 months without any intervention. The subjects in group B were administered with
Choorna
(powder) of four
Medhya Rasayanas, Mandukaparni
(
Centella asiatica
Linn.),
Yashtimadhu
(
Glycyrrhiza glabra
Linn.),
Guduchi
[
Tinospora cordifolia
(Willd.) Miers ex Hook. f. and Thoms.], and
Sankhapushpi
(
Convolvulus pluricaulis
Choisy), at a dose of 2 g twice daily with milk. Subjects belonging to group C were advocated regular
Yogic
practices of
Asanas
,
Pranayama
, and
Dhyana
. Further study revealed that among the three groups, group B treated with
Medhya Rasayana
showed highly significant and most effective changes with respect to objective parameters in the tests, i.e. (1) short-term memory test pictures and (2) serial recall effects test using memory scope. Among the three groups, group C treated with
Yogic
practices showed highly significant and most effective changes with respect to subjective and objective parameters in mini mental status scale i.e. test 3. The treatment is cost effective and devoid of side effects, which can be beneficial for the community. Mean increase after first follow-up in group B was higher as compared to group C. This shows that
Medhya
Rasayanas
are quick in action and bring about improvement in memory faster when compared with
Yogic
practices. So, on the whole, group B can be considered to be the most efficient among the three groups.
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19
12,431
1,332
CLINICAL RESEARCH
A comparative clinical study on the effect of
Tagara (Valeriana wallichii
DC.) and
Jatamansi (Nardostachys jatamansi
DC.) in the management of
Anidra
(primary insomnia)
E Toolika, Narayana Prakash Bhat, Suhas Kumar Shetty
January-March 2015, 36(1):46-49
DOI
:10.4103/0974-8520.169008
PMID
:26730138
Introduction:
The World Health Organization's 2004 Global Burden of Disease report indicated 3.6 million years of productive, healthy life is lost worldwide as a result of primary insomnia. Approximately 30–35% of people meet diagnostic criteria for primary insomnia characterized by impairment resulting from problems of falling and staying asleep.
Aims:
To evaluate the effect of
Tagara
(
Valeriana wallichii
DC.) and
Jatamansi
(
Nardostachys jatamansi
DC.) in the management of
Anidra.
Materials and Methods: A
total of 34 patients were selected fulfilling the criteria for inclusion for primary insomnia were randomly selected from Out Patient Department and In Patient Department of
Manasa Roga
and assigned into two groups, wherein 30 patients completed the study (15 in each).
Tagara Churna
(powder of
V. wallichii
) and
Jatamansi Churna
(powder of
N. jatamansi
) in the dose of 4 gm with milk was administered three times a day for a period of 1 month.
Results:
Tagara
provided significant improvement in initiation of sleep (76.00%;
P
< 0.001), duration of sleep (55.17%;
P
< 0.001), disturbed sleep (69.58%;
P
< 0.001), and disturbances in routine work (73.95%;
P
< 0.001).
Jatamansi
provided improvement in initiation of sleep (61.34%;
P
< 0.001), duration of sleep (48.25%;
P
< 0.001), disturbed sleep (53.08%;
P
< 0.001), and disturbance in routine works (43.85%;
P
< 0.001).
Conclusion:
Both the groups showed good results, but
Tagara
group showed better results in comparison to
Jatamansi
group.
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5,351
729
CLINICAL RESEARCHES
A clinical study on the efficacy of
Panchavalkala
cream in
Vrana Shodhana
w.s.r to its action on microbial load and wound infection
K Shobha Bhat, BN Vishwesh, Manoranjan Sahu, Vijay Kumar Shukla
April-June 2014, 35(2):135-140
DOI
:10.4103/0974-8520.146216
PMID
:25558157
Background:
The science of wound healing is advancing rapidly, particularly as a result of new therapeutic approaches. The wound healing effect of different herbal ointments have been enormous and are in wide practice these days.
Aim:
To evaluate the efficacy of
Panchavalkala
cream over wound debridement (wound infection and microbial load).
Materials and Methods:
Ghanasatwa
(water extract) of the individual drugs of
Panchavalkala
was prepared and the extract formulated as herbal ointment. This was used to treat patients of infected chronic non healing wounds. The signs and symptoms of infection were graded before and during the course of treatment. Tissue biopsy to estimate the microbial load prior to and during the course of treatment was done.
Results:
The clinical symptoms like Slough, swelling, redness, pain, discharge, tenderness, and malodor in wounds showed statistically significant reduction following treatment. The microbial load of the wounds was also reduced significantly.
Conclusion:
In most of the cases, there was a progressive reduction in the microbial load with time, during the course of treatment indicating the efficacy of the formulation in reducing the microbial load and thus controlling infection, facilitating wound healing.
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18
4,635
581
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© AYU (An International Quarterly Journal of Research in Ayurveda) | Official publication of Institute For Post Graduate Teaching & Research in Ayurveda,Jamnagar | Published by Wolters Kluwer -
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Online since 1st Aug, 2010