Results 51 to 60 of about 3,279 (167)

Alcoholic Fractions F5 and F6 from Withania somnifera Leaves Show a Potent Antileishmanial and Immunomodulatory Activities to Control Experimental Visceral Leishmaniasis

Frontiers in Medicine, 2017
Visceral leishmaniasis (VL) causes fatal life-threatening disease, if left untreated. The current drugs have various limitations; hence, natural products from medicinal plants are being focused in search of new drugs to treat leishmaniasis.
Sambamurthy Chandrasekaran, Jalaja Veronica, Shyam Sundar, Radheshyam Maurya   +3 more
doaj   +1 more source

Oxidative and Antioxidant Systems in Ferroptosis of Cancer: Mechanisms, Regulations, and Therapeutic Targeting

MedComm – Oncology, Volume 5, Issue 3, September 2026.
Ferroptosis is governed by the balance between reactive oxygen species (ROS)‐driven lipid peroxidation and a multi‐tiered antioxidant network. ROS sources include mitochondrial electron transport chain, voltage‐dependent anion channels, NADPH oxidases, and endoplasmic reticulum‐resident oxidoreductases, while antioxidant defenses span the primary GSH ...
Deepak K, Pritam Kumar Roy, Maniklal Shee, Budhaditya Mukherjee, Aoife Ward Gahlawat, Mahitosh Mandal   +5 more
wiley   +1 more source

Physapubescin B From Physalis: A Food‐Derived Withanolide for Cancer Chemoprevention and Nutraceutical Development

eFood, Volume 7, Issue 4, August 2026.
Physapubescin B may interfere with multiple cancer‐associated signaling pathways by inhibiting Ras/Raf/mitogen‐activated protein kinase kinase/extracellular signal‐regulated kinase (Ras/Raf/MEK/ERK) signaling and vascular endothelial growth factor (VEGF)‐dependent angiogenesis.
Wojciech Koch, Katarzyna Stępnik, Anna Wawruszak, Estera Okoń, Agata Jarząb, Katarzyna Gaweł‐Bęben, Magdalena Michalak‐Tomczyk, Jacek Jachuła, Magdalena Zdziebło, Paweł Helon, Javad Sharifi‐Rad, Daniela Calina   +11 more
wiley   +1 more source

Ashwagandha: Is It Safe? Part 2: A Preclinical Evidence Review

Phytotherapy Research, Volume 40, Issue 8, Page 4792-4801, August 2026.
ABSTRACT The preclinical evidence for the safety of ashwagandha ( Withania somnifera (L.) Dunal, AS) is reviewed, and its preparations (extracts) and constituents, from the general toxicity in animal models to in vitro and cell culture studies, which may elucidate mechanisms of action and explain clinical case reports. Most studies and reviews conclude
Elizabeth M. Williamson, Thomas Brendler
wiley   +1 more source

Withaferin a modulation of microglia autophagy mitigates neuroinflammation and enhances cognitive function in POCD

Scientific Reports
With the aging process of the global population and the development of medical technology, the cases of postoperative cognitive dysfunction (POCD) are also increasing.
Haijun Hu, Bingbing Cao, Dan Huang, Yue Lin, Bin Zhou, Jun Ying, Lelin Huang, Lieliang Zhang   +7 more
doaj   +1 more source

Molecular Mechanism behind the Safe Immunostimulatory Effect of Withania somnifera

Biomolecules, 2023
Withania somnifera (L.) Dunal (family Solanaceae) is a medicinal plant known for, among many pharmacological properties, an immune boosting effect. Our recent study revealed that its key immunostimulatory factor is lipopolysaccharide of plant-associated ...
Kriti Kalpana, Shen Yap, Moriya Tsuji, Akira Kawamura   +3 more
doaj   +1 more source

Safety of 12‐Months Administration of Ashwagandha ( Withania somnifera ) Standardized Root Extract in Healthy Adults: A Prospective, Observational Study

Phytotherapy Research, Volume 40, Issue 8, Page 4802-4812, August 2026.
ABSTRACT Ashwagandha, an adaptogen, is an important herb of Ayurveda used as a Rasayana for its various health benefits. This prospective, multi‐center, observational clinical study evaluates the safety (clinical and laboratory) of a standardized Ashwagandha Root Extract (ARE) on long‐term administration over 12 months. Male and female adults (N = 191)
Jaising Salve, Sanjeev Kale, Banwari Lal Prajapati, Adele Sparavigna, Mark Savant, John Ademola, Deepak Langade   +6 more
wiley   +1 more source

Safety Evaluation of an Aqueous Root and Leaf Extract of Ashwagandha ( Withania somnifera )

Phytotherapy Research, Volume 40, Issue 8, Page 5030-5047, August 2026.
Sensoril, an aqueous root and leaf extract of ashwagandha showed no evidence of mutagenicity in the in vitro Ames assay, was negative in the in vitro micronucleus, in vivo mammalian bone marrow chromosome aberration assays, and was well tolerated in the rat at up to 4000 mg/kg BW/day when administered orally for a period of 90 days. The data from these
Mukesh Summan, Candace L. Doepker, Gregory P. Brorby   +2 more
wiley   +1 more source

Ashwagandha Root Extract and Its Potential Modulation of CCN1‐Associated Pathways in Sensitive‐Skin Aging [PDF]

J Cosmet Dermatol
ABSTRACT Background Cellular Communication Network Factor 1 (CCN1) has been identified as a key regulator of oxidative stress‐induced skin aging and sensitivity. Ashwagandha root extract (ARE) is a promising candidate for modulating CCN1‐associated pathways. Aims To investigate whether ARE can mitigate sensitive‐skin aging by modulating CCN1 expression
Kang L, Liu Y, Xin Y, Geng L, Cai S, Luo J, Gu S, Wang S, Zhang Z, Huang Y, Zhou G, Ye L, Li D, Jiang N.   +13 more
europepmc   +2 more sources

Safety of 8‐Week Administration With Ashwagandha (Withania somnifera) Root Extract in Adults With Stress and Anxiety: Findings From a Prospective, Randomized, Multi‐Center, Double‐Blinded, Placebo‐Controlled Study

Phytotherapy Research, Volume 40, Issue 8, Page 5005-5015, August 2026.
ABSTRACT Ashwagandha ( Withania somnifera ) has been recognized for enhancing physical strength, mental well‐being, and overall vitality. Despite its long‐standing use across generations, some clinical reports have noted occasional adverse events. This study compared the safety and tolerability of Ashwagandha Root Extract (ARE) in healthy adults.
Ketan Pakhale, Jaising Salve, John Ademola, Jose Parraca, Deepak Langade   +4 more
wiley   +1 more source