Results 81 to 90 of about 229,143 (305)

S-adenosyl-l-methionine: (S) -7,8,13, 14-tetrahydroberberine--n-methyltransferase, a branch point enzyme in the biosynthesis of benzophenanthridine and protopine alkaloids. [PDF]

open access: yes, 1986
The enzyme which transfers the CH3-group of S-adenosylmethionine to the nitrogen atom of (S)-tetrahydroberberine and (S)-stylopine is found to occur in a number of plant cell cultures originating from species containing alkaloids; it is located at an ...
Amann   +8 more
core   +1 more source

Мultivariate analysis for rapid screening and prediction of solid-state compatibility in pharmaceutical preformulation studies-paving the road for machine learning

open access: yesMacedonian Journal of Chemistry and Chemical Engineering
Multivariate analysis models were developed to evaluate the results obtained from a compatibility study designed for ibuprofen with a large group of different types of excipients, as a possible approach for rapid screening of the incompatibility between
Elena Cvetkovska Bogatinovska   +3 more
doaj   +1 more source

ZZE-Configuration of chromophore ß-153 in C-phycocyanin from Mastigocladus laminosus [PDF]

open access: yes, 1987
The photochemistry of C-phycocyanin has been studied after denaturation in the dark. It shows an irreversible reaction which has characteristics of a Ζ,Ζ,Ε- to Z,Z,Z-isomerization of dihydrobilins. Its amplitude depends on the reaction conditions, with
Bode, W.   +7 more
core   +1 more source

Protective Effects of Alkaloid Compounds from Nelumbinis Plumula on tert-Butyl Hydroperoxide-Induced Oxidative Stress

open access: yesMolecules, 2013
This study was conducted to investigate the effect of Nelumbinis Plumula total alkaloid (NPA) and its main alkaloid components on oxidative stress induced by tert-butyl hydroperoxide (t-BHP) in the human hepatocellular HepG2 cell line.
Ze-Bin Guo   +5 more
doaj   +1 more source

Phytochemical Content and Antioxidant Activity in Tradisional Balinese Babi-guling Spices [PDF]

open access: yes, 2011
The traditional Balinese richly spiced swine-grill (Babi-guling) has been increasingly popular even among both the domestic and foreign tourists. The traditional grill is very unique in taste as it contains two main components, i.e.
Indraguna Pinatih, G N   +3 more
core  

Antidiabetic and antimicrobial activities of fractions and compounds isolated from Berberis brevissima Jafri and Berberis parkeriana Schneid [PDF]

open access: yes, 2013
Methanol extracts of the roots of B. brevissima and B. parkeriana were examined for antidiabetic and antimicrobial activities. Six compounds i.e berberine, 8-oxo-berberine, dehydrocheilanthifoline, columbamine, jatrorrhizine and glutamic acid were ...
Ali, Saqib   +9 more
core   +1 more source

Study of Antibacterial and Antifungal Efficacy of Alkaloid Isolated from Nutmeg (Myristica fragrans)

open access: yesJournal of Pure and Applied Microbiology, 2019
The present study included the isolation of alkaloids from the nutmeg fruit (Myristica fragrans) where one of the alkaloid compounds in the nutmeg fruit was found, which is the existence of the aromatic and has carbonyl and phenol groups in addition to ...
Bushra A.M Abdul Azeez   +2 more
doaj   +1 more source

The Effect of Phosphate Solubilizing Bacteria on the Amount of Morphine, Papaverine, and Noscapine Alkaloids of Papaver somniferum L. [PDF]

open access: yesMajallah-i ̒Ulum-i Bāghbānī
Introduction So far, more than 40 different types of alkaloids have been known in poppy (Papaver somniferum L.) as a valuable medicinal plant, the most important of which are morphine, codeine, thebaine, noscapine, and papaverine.
S. Samavat   +3 more
doaj   +1 more source

History, Cultivation, and Adaptation of Papaver Species Globally

open access: yesTurkish Journal of Agriculture: Food Science and Technology
Türkiye has 27% of the World’s Papaver species in its flora, and 15 of them are endemic. Poppy (Papaver somniferum L.) is the most cultivated and economically significant species of the Papaver genus.
Yasin Özgen, Demet Burucu
doaj   +1 more source

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