نتایج جستجو برای: amyrin

تعداد نتایج: 291  

2003
HAROLD J. NICHOLAS

As Heftmann, Bennett, and Bonner have indicated (l), considerable information has accumulated concerning the biosynthesis of sterols in animals (2) and fungi (3), yet practically nothing is known about the biogenesis of typically higher plant sterols or the numerous pentacyclic triterpenes that are widely distributed throughout the plant kingdom. As yet, it cannot be assumed that the over-all b...

Journal: :Plant science today 2023

Wild plants are widely utilized as important sources of traditional medicines and food. Ehretia rigida (Thunb.) is one such plant species that occurs naturally in southern Africa different parts the have nutritional, cultural, pharmaceutical importance. The current study aimed at providing information on medicinal biological properties E. rigida. review assessed existing literature uses plant. ...

Journal: :Pharmacognosy Magazine 2021

Background: Bauhinia winitii (BW) (Fabaceae) plant revealed poor phytochemical investigation and anti-diabetic report. As one of the family which known with abundant flavonoids content, contrary, BW was only used for treatment diarrhea in Thai conservative remedy. Objectives: The aim this study to investigate constituents anti-alpha glucosidase activity BW. Materials Methods: Phytochemical base...

Journal: :World Journal of Biology Pharmacy and Health Sciences 2023

Abroma augusta (L.) L. f. has been used as traditional medicine by tribal women in India, Bangladesh forms ancient times. Ayurvedic medicine, derived from herbal plants is to reduce the gamble effects of synthetic drugs. In homeopathy, it using successfully for a long period. Major Phytochemicals such as, Taraxerol, Friedelin, β-Sitosterol, α-Amyrin, Lupeol, Octacosanol, have potentialities con...

2017
Mauricio M. Victor Jorge M. David Marcelo A. S. dos Santos André L. B. S. Barreiros Marizeth L. Barreiros Fernanda S. Andrade Adriana A. Carvalho Maria Claudia S. Luciano Manoel O. de Moraes

Natural α,β-amyrins were isolated from endemic Brazilian Esenbeckia grandiflora Mart., and eight synthetic derivatives were obtained by esterification reactions with bromo acetate, followed by amine treatment. The structures of the all compounds were confirmed by H and C nuclear magnetic resonance (NMR), Fourier transform infrared (FTIR) and high-resolution mass spectrometry (HRMS) data analysi...

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