AI Medical Compendium Journal:
Saudi journal of biological sciences

Showing 51 to 60 of 65 articles

Antibacterial activities of the methanol extracts of , , and three other Cameroonian plants against multi-drug resistant Gram-negative bacteria.

Saudi journal of biological sciences
In the last 10 years, resistance in Gram-negative bacteria has been increasing. The present study was designed to evaluate the antibacterial activities of the methanol extracts of six Cameroonian medicinal plants , , , , and against a panel of 15 ...

fertilizing ability of stallion spermatozoa processed by single layer centrifugation with Androcoll-E™.

Saudi journal of biological sciences
A colloid with a species specific silane-coated, silica-based formulation, optimized for stallion (Androcoll-E™), enables a better sub-population of spermatozoa to be selected from stallion ejaculates. However, such a practice has not been critically...

HPTLC-profiling of eleutherosides, mechanism of antioxidative action of eleutheroside E1, the PAMPA test with LC/MS detection and the structure-activity relationship.

Saudi journal of biological sciences
Human body is constantly generating free radicals, which causes oxidative stress. Despite naturally occurring antioxidant systems in human body, free radicals cause lipid, proteins and DNA oxidation. New antioxidants are still urgent as well as their...

Potentiation of antibiotic activity by Mast. front of strains and .

Saudi journal of biological sciences
The development of new drugs from plants is an interesting alternative approach to overcoming microbial resistance. shows resistance to diseases and pests and a higher concentration of chemical components that may be useful in the pharmaceutical ind...

Extreme effects of Seabuckthorn extracts on influenza viruses and human cancer cells and correlation between flavonol glycosides and biological activities of extracts.

Saudi journal of biological sciences
Seabuckthorn is a medicinal plant that is used to prevent cold. It was tested for its metabolic content followed by activity against cancer and virus. The metabolic distribution of different polarity solvent extractions from the leaves was analyzed b...

Phenolic composition and antiparasitic activity of plants from the Brazilian Northeast "Cerrado".

Saudi journal of biological sciences
This work describes the antiparasitic and cytotoxic activities of three plant species from the Cerrado biome, Northeastern Brazil. Significant antiparasitic inhibition was observed against Trypanosoma cruzi (63.86%), Leishmania brasiliensis (92.20%) ...

Phenolic composition and medicinal usage of Linn.: Antifungal activity or inhibition of virulence?

Saudi journal of biological sciences
is a Myrtaceae plant whose medicinal properties are recognized in several locations. The use of teas and tinctures prepared from their leaves has been used to combat infections caused by fungi of the genus . In this study, aqueous extracts of leaves...

Synthesis of -Mannich bases of berberine linking piperazine moieties revealing anticancer and antioxidant effects.

Saudi journal of biological sciences
A new Mannich base series of piperazine linked berberine analogues was furnished in this study to screen the antioxidant and anticancer potential of the resultant analogues. Alkoxy group at a C-9 position of berberine was converted to hydroxyl functi...

Nutritional value and proteases of Lentinus citrinus produced by solid state fermentation of lignocellulosic waste from tropical region.

Saudi journal of biological sciences
This paper examined the growth and yield performance of Lentinus citrinus on cupuaçu exocarp (Theobroma grandiflorum) mixed with litter (CE + LI) or rice bran (Oryza sativa) (CE + RB) in the ratio of 2:1 (800 g:200 g) to investigate the nutritional c...

Anti-inflammatory and antimicrobial activities of novel pyrazole analogues.

Saudi journal of biological sciences
A new sequence of pyrazole derivatives (1-6) was synthesized from condensation technique under utilizing ultrasound irradiation. Synthesized compounds were characterized from IR, (1)H NMR, (13)C NMR, Mass and elemental analysis. Synthesized compounds...