Results 131 to 140 of about 184,232 (306)

THE SYNTHESIS OF ALKALOIDS FROM CRINUM DELAGOENSE, COMPOUNDS WITH POTENTIAL TUMOR SUPPRESSING ABILITY

open access: yes
Crinum delagoense, a plant native to South Africa, contains six different alkaloids (Nair, Campbell et al. 1997). Two of these alkaloids, delagoensine and delagoenine, had not been identified or characterized prior to the point of their initial isolation
Sussman, Grant
core  

Five alkaloids from Hypecoum leptocarpum

open access: yes, 1999
Five new alkaloids, leptocarpinine, leptopine; leptopinine, leptopidine and leptopidinine were isolated, together with protopine, isohyperectine and oxohydrastinine, from Hypecoum leptocarpum. The structures were elucidated by spectral evidence. (C) 1998
Zhang, GL, Chinese Acad Sci, Chengdu Inst Biol, Chengdu 610041, Peoples R China.   +3 more
core  

Pregnane alkaloids from Sarcococca hookeriana var. digyna [PDF]

open access: yes, 2013
Fourteen pregnane-type steroidal alkaloids were isolated from the ethanolic extracts of whole Sarcococca hookeriana var. digyna plants. Their structures were elucidated on the basis of spectral data.
Zhang, PZ, Yang, LJ, Wang, F, Zhang, GL
core  

Phytochemical Investigation and In Vitro Assessment of Antioxidant, Anti‐Inflammatory and Immunomodulatory Properties of Melia azedarach Linn. Extract in Chicken Lymphocyte Model

open access: yesFlavour and Fragrance Journal, EarlyView.
Phytochemistry and biopotential of Melia azedarach Linn. ABSTRACT Melia azedarach Linn. (chinaberry), a medicinal plant native to tropical Asia, is a rich source of diverse bioactive compounds with reported pharmacological activities and promising therapeutic potential.
Priya Chand   +3 more
wiley   +1 more source

Recent advances in chiral organic room‐temperature phosphorescence with circularly polarized luminescence

open access: yesFlexMat, EarlyView.
This review systematically summarizes representative recent advances in organic circularly polarized room‐temperature phosphorescence materials toward optoelectronic and information security applications. Abstract Circularly polarized room‐temperature phosphorescence (CPRTP) materials combine the dual advantages of long‐lived triplet emission and ...
Liang Zhang   +2 more
wiley   +1 more source

DITERPENOID ALKALOIDS FROM ACONITUM-VILMORRIANUM

open access: yes, 1991
A new diterpenoid alkaloid, vilmorrianone (1), has been isolated from Aconitum vilmorrianum Kom. The structure was elucidated by spectral methods and confirmed by X-ray diffraction analysis.
DING, LS, WU, FE, CHEN, YZ
core  

Alternative protein sources: Extraction, modification and strategies for developing sustainable high‐quality food products

open access: yesFood Biomacromolecules, EarlyView.
Novel Protein Sources: Strategies and Challenges for Product Formulation Abstract Search for alternative protein sources has intensified in the recent years, owing to the increasing population, demand for sustainable food systems and consumer's shift towards healthier diet choices.
Prem Sankaran   +4 more
wiley   +1 more source

De novo production of protoberberine and benzophenanthridine alkaloids through metabolic engineering of yeast [Elektronisk resurs]

open access: yes
Protoberberine alkaloids and benzophenanthridine alkaloids (BZDAs) are subgroups of benzylisoquinoline alkaloids (BIAs), which represent a diverse class of plant-specialized natural metabolites with many pharmacological properties. Microbial biosynthesis
Chen, Yun,   +9 more
core   +1 more source

Extracellular vesicles derived from edible plants and edible fungi: Compositional characteristics, engineering strategies and biofunctions

open access: yesFood Biomacromolecules, EarlyView.
Non‐animal extracellular vesicles as bioactive‐compound carriers: compositional characteristics, engineering strategies, and biofunctions. Abstract Animal‐derived extracellular vesicles (EVs) were widely used for bioactive compound delivery but constrained by complex origins, potential immunogenicity, and pathogen contamination.
Jiahao Yu   +6 more
wiley   +1 more source

THE ERGOT ALKALOIDS

open access: yesJournal of Biological Chemistry, 1934
W A, Jacobs, L C, Craig
openaire   +2 more sources

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