Publications by authors named "Amit Kar"

Introduction: Benincasa hispida (Thunb.) Cogn. (Cucurbitaceae) is an essential food plant in India possessing antihyperglycemic and antihyperlipidemic activities.

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Introduction: Ginger (Zingiber officinale Rosc.) varies widely due to varying concentrations of phytochemicals and geographical origin. Rapid non-invasive quality and traceability assessment techniques ensure a sustainable value chain.

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Ethnopharmacological Relevance: The dried rhizome of Paris polyphylla Sm. is extensively used by traditional healers in India, China, and Vietnam to treat skin inflammation, cut wounds, uterine and traumatic bleeding, and cancer.

Aim Of The Study: The traditional use of P.

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Introduction: The Bruguiera cylindrica L. is a mangrove plant that is typically found in coastal areas of Asia, including India. It has been known for its medicinal properties, which have been utilized for generations.

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Houttuynia cordata (Thunb.), an important medicinal plant of Northeast India, Korea, and China, is used to treat various ailments and for anticancer research. Knowing its traditional practices, we are interested in the mode-of-action of HCT on HepG2 to co-relate the traditional practice with modern drug therapeutics.

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Background: The medicinal plants of the Cucurbitaceae family, such as Lour. fruits, have significant ethnobotanical value and are readily accessible in North East India.

Aims: We conducted a study on Lour.

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Introduction: Black rice (Oryza sativa L.), which is rich in polyphenols and flavonoids, is indigenous to Northeast India, specifically Manipur, and traditionally consumed for its protective effects on human health. Due to its economic value, it is crucial to evaluate the quality of different black rice varieties to authenticate their therapeutic and nutritional properties.

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Andrographis paniculata (family Acanthaceae) is known as Kalmegh, one of the traditionally used important medicinal plant contains several biologically active phytochemical including andrographolide. A. paniculata is broadly used by healthcare practitioners in India and also used in different traditional medicinal system.

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Introduction: Ginger constitutes the rhizome part of the plant Zingiber officinale from the Zingiberaceae family. A large number of ginger varieties with high sensorial and functional quality are found in Northeast India. Hence, phytopharmacological screening of different ginger varieties is essential that will serve as a guideline in applied research to develop high-end products and improve economical margins.

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The different varieties of melons ( L.) have been used in various traditional systems of medicine for decades to treat different ailments, including inflammation, cancer, cardiovascular, diabetes, edema, etc. The present study was designed for the quantification of cucurbitacin E in five different varieties of melon fruit through a validated RP-HPLC method.

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Ethnopharmacological Relevance: Lagenaria siceraria Stand. (Family: Cucurbitaceae), popularly known as bottle gourd, is traditionally used in Ayurvedic medicine as a food plant, especially in hypertension and obesity.

Aim Of The Study: Investigations were undertaken to assign novel lead combinations from this common food plant to multi-molecular modes of actions in the complex disease networks of obesity and hypertension.

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A South African traditional formulation, PHELA, is consumed by the traditional people for severe chest problems with coughing, diarrhea, oral ulcers etc. The present study focused on establishing the anti-infective properties of a safe and standardized poly-herbal formulation through a series of criteria and specifications.

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Background: The worldwide corona virus disease outbreak, generally known as COVID-19 pandemic outbreak resulted in a major health crisis globally. The morbidity and transmission modality of COVID-19 appear more severe and uncontrollable. The respiratory failure and following cardiovascular complications are the main pathophysiology of this deadly disease.

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A rapid validated ultra-fast liquid chromatography-photodiode array detector (UFLC-PDA) method was developed to identify and quantify ayapanin (AY) and umbelliferone (UM) simultaneously in Ayapana triplinervis Vahl methanolic extract. The method was validated for linearity, limit of detection (LOD; 3:1σ/S), limit of quantification (LOQ; 10:1σ/S), precision, accuracy, specificity and robustness. The response was linear with a good correlation between concentration and mean peak area through a correlation coefficient of 0.

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Background: Ursolic acid (UA) is a potent plant-based hepatoprotective agent having poor bioavailability, which hampers its therapeutic efficacy. The present study tries to overcome this limitation by combining it with piperine (PIP), a proven bioenhancer and hepatoprotective agent.

Methods: The type of interaction (synergism, addition, or antagonism) resulting between UA and PIP was analyzed and quantified by isobologram and combination index analysis.

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Ethnopharmacological Relevance: Medicinal plants of Cucurbitaceae family consist of several edible fruits and vegetables consumed worldwide since ancient times. The plants of this family have played an essential role in the ethnopharmacological as well as traditional medicinal system globally and their evidence is well established in several traditional literatures. Various plant parts have been used to treat several human ailments viz.

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Photo-oxidative skin damage is mainly caused by the UV-A radiation of the sun. Synthetic sunscreens used to counter this acts mostly on the superficial skin layer and possess serious side effects. P-coumaric acid (PCA) is a UV-A protective plant phenolic having quick diffusion and distribution in superficial skin layers limiting its application as herbal sunscreen.

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Introduction: Immunity boosting has emerged as a global strategy to fight the SARS-CoV-2 pandemic situation. In India, AYUSH systems of medicine have been promoted as an immune-protection strategy. Andrographis paniculata (Burm.

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species is one of the most widely consumed spices for culinary purposes. Piperine (PIP) present in species has a wide range of therapeutic activity including hepatoprotection. However, the major biological limitation of PIP is its low bioavailability after oral administration.

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Ethnopharmacological Relevance: Trimada is well-known polyherbal Ayurvedic formulation used in Indian Traditional medicine since ancient times. It consisted of three inebriant herbs including "Chitraka" (Plumbago zeylanica Linn. Family- Plumabaginaceae), "Musta" (Cyperus rotundus Linn.

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Ethnopharmacological Relevance: Withania somnifera (L.) Dunal, commonly known as Ashwagandha, is an important medicinal plant that has been used in Ayurvedic and indigenous medicine for more than 3000 years. According to Charaka Samhita, Susruta Samhita and other ancient texts, Ashwagandha is known as Balya (increases strength), Brusya (sexual performance enhancer), vajikari (spermatogenic), Kamarupini (libido-enhancing), Pustida (nourishing).

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