Results 51 to 60 of about 2,611 (169)

Plant Part–Specific Differences in Ashwagandha (Withania somnifera): A Comparative Evaluation of Root and Leaf Evidence for Safety and Regulation

open access: yesFood Science &Nutrition, Volume 14, Issue 10, October 2026.
This review contrasts the root and leaf of Withania somnifera (ashwagandha) across phytochemistry, clinical evidence, and regulatory context. Root preparations are dominated by withanolide A, D, and glyco‐withanolides, with multiple randomized controlled trials supporting reductions in stress, anxiety, and insomnia alongside a favorable safety profile.
Abhijit Dutta, Jang Bahadur Gupta
wiley   +1 more source

Characterization of the Metabolic Fate of Datura metel Seed Extract and Its Main Constituents in Rats

open access: yesFrontiers in Pharmacology, 2019
Datura metel L. has been frequently used in Chinese traditional medicine. However, little is known on the chemical composition and in vivo metabolism of its seeds.
Cong Xia   +9 more
doaj   +1 more source

Phytochemical Composition and Antibacterial Activity of Medicinal Plants Against Bacterial Pathogens Isolated From Livestock Wound Infections

open access: yesMicrobiologyOpen, Volume 15, Issue 5, October 2026.
The graphical abstract visually summarizes the study's key findings: it lists the major bacterial pathogens isolated from livestock wounds (such as S. aureus and E. coli) and the medicinal plants tested (Withania somnifera, Achyranthes aspera. It highlights the phytochemicals (alkaloids, flavonoids, etc.) present in the plant extracts and shows that ...
Safia Arbab   +7 more
wiley   +1 more source

Withanolides from Iochroma coccineum

open access: yes, 1993
Six new withanolides were isolated from the aerial parts of Iochroma coccineum. Their structures were elucidated mainly by comparison with earlier reported spectroscopic data and partially by X-ray ...
Dorothée Alfonso   +5 more
core   +1 more source

Receptor‐Targeted Niosomal Nanocarriers: Advances, Challenges, and Opportunities in Natural Compound Delivery for Cancer Therapy

open access: yesNano Select, Volume 7, Issue 10, October 2026.
Surface‐modified niosomes are introduced as multifunctional nanoparticles for precision tumor treatment that combine hydrophilic and lipophilic drug encapsulation with ligand‐based targeting via antibodies, peptides, transferrin, and folic acid. This modification leads to increased tumor selectivity, facilitates cell entry, and enables enhanced ...
Narges Sahraei   +3 more
wiley   +1 more source

An updated review on phytochemistry and molecular targets of Withania somnifera (L.) Dunal (Ashwagandha)

open access: yesFrontiers in Pharmacology, 2023
Withania somnifera (L.) Dunal belongs to the nightshade family Solanaceae and is commonly known as Ashwagandha. It is pharmacologically a significant medicinal plant of the Indian sub-continent, used in Ayurvedic and indigenous systems of medicine for ...
Arsalan Bashir   +4 more
doaj   +1 more source

Immunomodulatory Properties of Withania somnifera: Regulation of Innate Immune Cells and Clinical Implications

open access: yesPhytotherapy Research, Volume 40, Issue 10, Page 5951-5972, October 2026.
ABSTRACT Withania somnifera (L.) Dunal (WS), commonly known as Ashwagandha, is a prominent medicinal herb in Ayurveda, with extensive therapeutic potential attributed to its diverse phytochemical profile. This review critically examines the immunomodulatory properties of WS, focusing on innate immune cell populations, including neutrophils, eosinophils,
Rana Yukta   +9 more
wiley   +1 more source

Withanolides from Iochroma gesnerioides

open access: yes, 1994
Three new acetylated withanolides, two of which are diacetylated, were isolated from the aerial parts of Iochroma gesnerioides. Furthermore, six methoxylated derivatives were identified, but they are considered to be artefacts produced during the ...
Dorothée Alfonso   +3 more
core   +1 more source

Withanolides from Physalis coztomatl

open access: yes, 2020
a b s t r a c t Six withanolides (1-6), as well as two known withanolides (physachenolide D 7 and withanoside VI 8), were isolated from the aerial parts of Physalis coztomatl (Solanaceae).
Barbara N Timmermann   +5 more
core  

QTOF-ESI MS Characterization and Antioxidant Activity of Physalis peruviana L. (Cape Gooseberry) Husks and Fruits from Costa Rica

open access: yesMolecules, 2022
There is increasing interest in research of secondary metabolites from Physalis peruviana (Cape gooseberry) because of their potential bioactivities. In this study, the profile of compounds found in fruits and husks from Costa Rica was determined through
Mirtha Navarro-Hoyos   +7 more
doaj   +1 more source

Home - About - Disclaimer - Privacy