DHANAPAL VENKATACHALAMSREE SASTHA PHARMACY COLLEGE · PHARMACOGNOSY
DHANAPAL VENKATACHALAM
Doctor of Pharmacy
About
32
Publications
30,615
Reads
How we measure 'reads'
A 'read' is counted each time someone views a publication summary (such as the title, abstract, and list of authors), clicks on a figure, or views or downloads the full-text. Learn more
80
Citations
Introduction
Research interest in Pharmacognosy & Phytochemistry,
Anti cancer activity, Anti HIV activity, Antimalarial activity, sedative activity and antimicrobial activity.
Extraction and isolation of natural compounds
Skills and Expertise
Publications
Publications (32)
Objective: The objective of the study was to evaluate in-vitro efficacy of antibacterial, and antifungal activities of chloroform extract of leaf of Sida cordifolia L. against some human pathogenic bacterial and fungal strains. S. cordifolia (Malvaceae) is used as anti-rheumatic, analgesic, antipyretic, anti-asthmatic, nasal decongestant, antiviral...
Objective: To study detailed pharmacognostic profile and preliminary phytochemical investigation of leaf of Sida cordifolia (Malvaceae). In Ayurvedic system of medicine it is used as anti-rheumatic, analgesic, antipyretic, anti-asthmatic, nasal decongestant, antiviral, laxative, diuretic, aphrodisiac, hypoglycemic, hepatoprotective and in the treat...
Objective: The present study was designed to check in-vitro efficacy of Antibacterial and antifungal activity of aqueous and hexane extracts of stem of Justicia gendarussa against selected bacterial and fungal strains. Justicia gendarussa, belonging to the family Acanthaceae, commonly known as ‘‘vatham kolli’ was used in treatment of bronchitis, in...
Objective: To study the detailed pharmacognostical, preliminary phytochemical evaluation of the stem of Justicia gendarussa Burm, belonging to the family Acanthaceae, commonly known as ''vatham kolli". Traditionally this plant was used in treatment of bronchitis, inflammation, eye diseases, ear ache, vaginal discharges, rheumatism, dysentery, eczem...
Objective: Numerous herbal plants are available naturally; they having different chemical constituents used in cosmetics preparations. This review is based on focusing on the cosmeceuticals intended to enhance the health and beauty of skin. Methods: The isolated compounds from the herbal plants like coconut oil, sunflower oil, ojoba oil, olive oil,...
Jatropha curcus belonging to the Family, Euphorbiaceous commonly known as physic nuts. It is well known herb all over the world. J.curcas oil is not edible and is traditionally used for manufacturing soap and other medicinal applications. It is an alternative fuel for diesel engines. This review is based on focusing on the biodiesel production from...
Objective: To study detailed pharmacognostic profile and preliminary phytochemical investigation of whole plant of Enicostemma littorale (Gentianaceae) is a perennial herb found throughout India. It is traditionally used as anti-diabetic, urinary astringent, anti-periodic, anthelmintic, anti-inflammatory, and laxative and hepato protective. Methods...
To investigate the hepatoprotective and antioxidant effects of ethanol extract of Enicostemma littorale Blume (Ens) against CCl4 induced hepatic injury in albino rats. Male albino rats of six numbers in each group were undertaken for study. Hepatoprotective and antioxidant effect of E. littorale Blume (Ens) ethanol extract at a dosage of 100 & 200...
Objective: The present study was designed to check in-vitro efficacy of Cynodon dactylon plant extracts against selected bacterial and fungal strains The Cynodon dactylon (Family: Poaceae) commonly known as "arugum pillu" (Tamil), popularly known as Bermuda grass grows throughout India. Methodology: Ethanol and aqueous extracts of Cynodon dactylon...
Ulcer is the most common prevalent gastro intestinal disorder, which affects approximately 10 -15% of people in the world. It
makes major global health problem today. Ulcer is an open sore, it can be developed inside the inner lining of the stomach
(gastric ulcer) or the small intestine (duodenal ulcer). Both the ulcers are also commonly referred t...
Keywords: Antioxidant activity, Total phenol content, Total flavonoid content, Euphorbia hirta, Aqueous extract, Ethanolic extract. Objective: To investigate the total phenol content, the total flavonoid content and antioxidant properties of Ethanolic and Aqueous extracts of the whole plant of Euphorbia hirta Methodology: We determined the total ph...
Keywords: Anti-HIV activity, Aqueous extracts Sphaeranthus indicus, Coldenia procumbens.
Objective: The present study was designed to check in-vitro efficacy of Cynodon dactylon plant extracts against selected bacterial and fungal strains The Cynodon dactylon (Family: Poaceae) commonly known as "arugum pillu" (Tamil), popularly known as Bermuda grass grows throughout India. Methodology: Ethanol and aqueous extracts of Cynodon dactylon...
The evolution and spread of antibiotic resistance, as well as the evolution of new strains of disease causing agents, is of great concern to the global health community. Our ability to effectively treat disease is dependent on the development of new pharmaceuticals, and one potential source of novel drugs is traditional medicine. This study explore...
Objective: To study detailed pharmacognostic profile and preliminary phytochemical investigation of the leaves of Plumeria rubra commonly known as Temple tree a small fugitive artistic tree belongs to the family Apocynaceae. The leaves of Plumeria rubra Linn used traditionally in Ayurveda in ulcer, leprosy, inflammation, rheumatism, bronchitis, cho...
Objective: Plumeria rubra is an important traditional medicinal plant used in various ailments and the indigenous plant as a medicament for treatment of various inflammatory conditions is well documented in literature. The analgesic activity was evaluated by hot-plate and acetic acid induced writhing methods. Methods: The leaves of P. rubra were co...
Objective: To study detailed Pharmacognostic profile and preliminary phytochemical investigation and isolation of volatile oil, and TLC and GLC analysis of volatile oil of the leaves of Sphaeranthus indicus (Linn.) commonly known as Globethistle belongs to the family Asteraceae. The leaves of Sphaeranthus indicus (Linn.) used traditionally in Ayurv...
Insomnia is persistent difficulty in falling asleep that affects regular day time activities. It can induce significant psychological and physical disorder. Insomnia is treated pharmacologically and nonpharmacologically or by a combination of both. Relaxation, sleep restriction, stimulus control and sleep hygiene are known behavioural therapies for...
Insomnia is one of the most common sleep disorders around the world. In this present study we evaluate the crude
ethanol and aqueous extract of stem of Abutilon indicum, a medicinal plant which is laxative, anticonvulsant,
diuretic, etc., using phenobarbitone-induced sleeping time test in mice. Ethanol extract produced a significant
(p>0.05) and do...
Objective: To study detailed Pharmacognostic profile and
preliminary phytochemical investigation and isolation of
volatile oil, and TLC and GLC analysis of volatile oil of the
leaves of Sphaeranthus indicus (Linn.) commonly known as
Globe-thistle belonging to the family Asteraceae. The leaves of
Sphaeranthus indicus (Linn.) are used traditionally i...
Hyperlipidemia is a secondary metabolic imbalance associated with diabetes. Besides this, elevated serum level of triglycerides, cholesterol and LDL are major risk factors for the premature development of cardiovascular disease like arthrosclerosis, hypertension, and coronary heart disease. The leaves of Sphaeranthus indicus Lam., belongs to Astera...
Insomnia is persistent difficulty in falling asleep that affects regular day time activities. It can induce significant psychological and physical disorder. Insomnia is treated pharmacologically and non-pharmacologically or by a combination of both. Relaxation, sleep restriction, stimulus control and sleep hygiene are known behavioural therapies fo...
Background: Medicinal plants present a wide range of potentially phytochemical compounds that contain many useful properties including anticancer, enzyme inhibition, anti-inflammatory, antifungal, antibacterial, immunomodulatory, antioxidant, and antiallergic activities. Phyllanthus niruri capsules are extensively recommended to improve the functio...
Objective: To study detailed pharmacognostic profile and preliminary phytochemical investigation of the leaves of Indigofera tinctoria Linn. commonly known as 'indigo' belongs to the family Fabaceae. It is distributed through the hotter parts of India. Medicinal uses include the juice of the leaves as a prophylactic against hydrophobia, and as a de...
Depression is the most predominant mental illness which is recognized to be symptomatically, biologically and psychologically
heterogenous. Apathy, retardation of thinking and activity, loss of energy, feelings of gloominess and suicidal tendency are some of the
characteristics of this disorder. Different species of Plumeria have diverse kinds of m...
Pain as a sensory modality; represent a symptom for diagnosing various diseases and its associated conditions.. Conventional synthetic drugs that are used to manage pain are not readily available and are associated with adverse effects. Thus, the use of herbal medicine from medicinal plants is an age old practice used by many communities to cure di...
Objective: To study detailed pharmacognostic profile and preliminary phytochemical investigation and TLC profiles to evaluate the characters of leaves and stem of Euphorbia hirta (Euphorbiaceae) which is often used traditionally in Ayurveda for female disorders, respiratory ailments (cough, coryza, bronchitis, and asthma), worm infestations in chil...
Abutilon indicum (Linn.) a Malvaceae member is used in our traditional system of medicine for healing various diseases. It is used in the treatment of piles, uterine discharge, and febrifuge and in cases of pulmonary tuberculosis. In the present investigation an attempt was made to study its pharmacognostical features, including macroscopic, micros...
Cynodon dactylon (Family: Poaceae), a common weed in the fields have been used in Ayurvedic and Unani medicines to cure various ailments. Its anatomical adaptations are made them to survive in any drastic environmental condition which made to pursue the present investigation on its anatomy, pharmocognostical features, including macroscopic, microsc...