Results 101 to 110 of about 1,956 (188)

Bio-elicitation of β-carboline alkaloids in Cell Suspension Culture of Peganum harmala L.

open access: yesJournal of Medicinal Plants, 2015
Background: Sustainable and commercial production of secondary metabolites is a critical issue when dealing with its clinical application. Efforts are still being made to look for biotic or abiotic elicitors with more efficient and universal effects on ...
MA Ebrahimi, N Zarinpanjeh
doaj  

Harmaline interactions with yeast invertase.

open access: yesIndian journal of biochemistry & biophysics, 1998
The effect of harmaline, a plant alkaloid has been studied on yeast invertase activity in the absence and presence of 50mM Na+ as a function of pH. Harmaline (1-3 mM) inhibited the invertase activity at pH 5.2, 6.8 and 8 both in the absence (44-92%) and (22-85%) of Na+ ions.
R K, Gill   +4 more
openaire   +1 more source

The role of transmembrane sodium gradient in rabbit ileal smooth muscle:utilization of harmaline [PDF]

open access: yes, 1985
Decreasing extracellular sodium concentration was found to produce a contractile response of rabbit ileal smooth muscle. As the concentration decreases, the amplitude of contraction increases, thus producing a dose-dependent curve.
Suleiman, M S
core  

Exploring the Structural Importance of the C3C4 Double Bond in Plant Alkaloids Harmine and Harmaline on Their Binding Interactions with Hemoglobin [PDF]

open access: yes
Harmine and harmaline are two structurally similar heterocyclic β-carboline plant alkaloids with various therapeutic properties, having a slight structural difference in the C3C4 double bond.
Raj Kumar Chinnadurai (17058920)   +6 more
core   +1 more source

The influence of harmaline on the movements of sodium ions in smooth muscle of the guinea pig ileum [PDF]

open access: yes, 1985
The effect of changing the extracellular concentration of both Na+ and K+ on the longitudinal muscle of the guinea-pig ileum was studied in the presence and absence of harmaline.
Hider, R C, Suleiman, M S
core  

The effect of harmaline and related harmala alkaloids on ouabain-stimulated contractions of the guinea-pig ileum [PDF]

open access: yes, 1981
Harmaline, harmine, 2-methylharmine and harmolol, members of the harmala family of alkaloids were tested for their action on ouabain-elicited contractions of the guinea-pig ileum.
Smart, L, Hider, R C, Suleiman, M S
core  

The effect of harmaline and related beta-carbolines on the acetylcholine-stimulated contractions of guinea-pig ileum [PDF]

open access: yes, 1981
Five members of the Harmala family of alkaloids, four commercially available and one synthetic homologue, were tested for their actions on the acetylcholine-elicited contractions of the guinea-pig ileum.
Smart, L, Hider, R C, Suleiman, M S
core  

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