Results 81 to 90 of about 3,296 (215)

Effect on Arabica Coffee Flavor Quality of Enhanced Fermentation With Pichia membranifaciens Through Change Microbial Communities and Chemical Compounds

open access: yesFood Science &Nutrition, Volume 13, Issue 7, July 2025.
Weissella, Lactococcus, Trichococcus, Leuconostoc, and Massila at the bacterial general level and Pichia, Hanseniaspora, Lachancea, Candida, and Cystofilobasidium at the fungi general level were the predominant microorganisms during the enhanced fermentation of Arabica coffee.
Xiaojing Shen   +9 more
wiley   +1 more source

Role of auxins, polyamines and ethylene in root formation and growth in sweet orange

open access: yesBiologia Plantarum, 2011
The primary objective of this work was to investigate the role of polyamines (PAs) on root formation and growth in two sweet orange (Citrus sinensis L. Osb.) cultivars Pineapple and Pêra. Adventitious shoots (30-d-old) derived from epicotyl explants were
A. F. S. Mendes   +4 more
doaj   +1 more source

Salmonella Typhimurium exploits host polyamines for assembly of the type 3 secretion machinery.

open access: yesPLoS Biology
Bacterial pathogens utilize the factors of their hosts to infect them, but which factors they exploit remain poorly defined. Here, we show that a pathogenic Salmonella enterica serovar Typhimurium (STm) exploits host polyamines for the functional ...
Tsuyoshi Miki   +10 more
doaj   +1 more source

Effets de la difluorométhylornithine après administration intraveineuse et son association avec de l'acéturate de diminazène contre Trypanosoma bruceichez des chiens infectés expérimentalement au Nigeria

open access: yesRevue d’Elevage et de Médecine Vétérinaire des Pays Tropicaux, 1997
De la difluorométhylornithine (DFMO, eflornithine) a été donnée par voie intraveineuse (lV) à des chiens infectés expérimentalement par Trypanosoma brucei.
B.M. Anene, S.M. Anika, C.C. Chukwu
doaj   +1 more source

Nanotechnology in brain cancer treatment: The role of gold nanoparticles as therapeutic enhancers

open access: yesIbrain, Volume 11, Issue 2, Page 119-145, Summer 2025.
This review highlights the potential of gold nanoparticles (AuNPs) in overcoming the blood‐brain barrier (BBB) to improve brain tumor treatment. By enabling targeted drug delivery and enhancing therapies like radiotherapy, phototherapy, and chemotherapy, AuNPs offer a promising approach for safer, more effective treatments of glioblastoma and other ...
Simona Tarantino   +4 more
wiley   +1 more source

Structural and metabolic studies on normal and pathological bone

open access: yes, 1985
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.Bone is refractory to most conventional biochemical Procedures. However because it is now possible to cut sections (e. g.
Dodds, Robert A
core  

Inhibition of putrescine uptake by polypyridinium quaternary salts in B16 melanoma cells treated with difluoromethylornithine

open access: yes, 1989
Several bipyridinium, tetrapyridinium and hexapyridinium quaternary salts have been found to be potent inhibitors of putrescine uptake into B16 melanoma cells which had previously been treated with difluoromethylornithine.
Minchin, R. F.   +3 more
core   +1 more source

Hypoxic Proliferation of Osteosarcoma Cells Depends on Arginase II

open access: yesCellular Physiology and Biochemistry, 2016
Background/Aims: Despite significant advancements in the diagnosis and treatment of osteosarcoma, the overall survival has remained relatively unchanged for over two decades.
Bhuvana A. Setty   +5 more
doaj   +1 more source

Development of difluoromethylornithine as a chemoprevention agent for the management of colon cancer

open access: yesJournal of Cellular Biochemistry, 1995
Experimental studies have demonstrated that carcinogenesis is a multistep process in which inappropriate proliferation of cells is a critical determinant. Polyamines support sustained growth and are highly regulated in all cells. The rate limiting enzyme for this pathway is ornithine decarboxylase (ODC), an enzyme that exhibits rapid turnover, and ...
Meyskens, F L, Jr, Gerner, E W
openaire   +3 more sources

Role of Glutamate Excitotoxicity in Glioblastoma Growth and Its Implications in Treatment

open access: yesCell Biology International, Volume 49, Issue 5, Page 421-434, May 2025.
ABSTRACT Glioblastoma is a highly malignant and invasive type of primary brain tumor that originates from astrocytes. Glutamate, a neurotransmitter in the brain plays a crucial role in excitotoxic cell death. Excessive glutamate triggers a pathological process known as glutamate excitotoxicity, leading to neuronal damage.
Colin Moriarty   +2 more
wiley   +1 more source

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