Results 131 to 140 of about 1,482,447 (317)

ZW4864‐mediated inhibition of the β‐catenin/BCL9/BCL9L complex reveals therapeutic potential in bladder cancer

open access: yesMolecular Oncology, EarlyView.
BCL9 and BCL9L drive bladder cancer progression by enhancing β‐catenin signaling, promoting proliferation, migration, invasion, and organoid growth. Genetic depletion of BCL9(L) suppresses malignant phenotypes, while pharmacological disruption of the β‐catenin/BCL9(L) complex with ZW4864 inhibits canonical Wnt signaling and tumor‐associated cellular ...
Roland Kotolloshi   +11 more
wiley   +1 more source

Regulatory effects of blood constituents on the function and metabolism of the cat brain in perfusion ezperiments. Brain perfusion with artificial blood containing low molecular dextran and amino acids

open access: yes, 1967
As a link in a series of studies on the effects of blood constituents on the brain function by means of brain perfusion, we used four kinds of artificial blood; namely, the blood containing a low molecular dextran, one containing glutamic acid, one ...
Nakashima, Yoshihiko   +5 more
core   +1 more source

Adaptive crosstalk between polyamine metabolism, translation, and autophagy sustains energy homeostasis in mammals during starvation: a scoping review

open access: yesAmino Acids
Mammalian cells tightly regulate the shift between catabolism and anabolism to maintain energy homeostasis during starvation. Among other adaptations, cells adapt to nutrient restriction by downregulating translation, the most energy consuming cellular ...
Kayhan Karimi   +4 more
doaj   +1 more source

Nuclear pore links Fob1‐dependent rDNA damage relocation to lifespan control

open access: yesFEBS Open Bio, EarlyView.
Damaged rDNA accumulates at a specific perinuclear interface that couples nucleolar escape with nuclear envelope association. Nuclear pores at this site help inhibit Fob1‐induced rDNA instability. This spatial organization of damage handling supports a functional link between nuclear architecture, rDNA stability, and replicative lifespan in yeast.
Yamato Okada   +5 more
wiley   +1 more source

Olfactory sensitivity for six amino acids: a comparative study in CD-1 mice and spider monkeys

open access: yes, 2011
Using a conditioning paradigm, the olfactorysensitivity of five CD-1 mice for the L- and D-forms ofcysteine, methionine, and proline was investigated.
Hernandez Salazar, Laura Teresa,   +7 more
core   +1 more source

Probiotic and microbial modulation of polyamine production: an emerging avenue for neuroprotection in neurodegenerative disorders

open access: yesAmino Acids
Neurodegenerative disorders are an Critical worldwide issue, characterized by progressive neuronal loss and cognitive decline with limited effective therapies.
Tushar Adhikari, Prerona Saha
doaj   +1 more source

C2α‐carbanion‐protonating glutamate discloses tradeoffs between substrate accommodation and reaction rate in actinobacterial 2‐hydroxyacyl‐CoA lyase

open access: yesFEBS Open Bio, EarlyView.
Enzymes of the 2‐hydroxyacyl‐CoA lyase group catalyze the condensation of formyl‐CoA with aldehydes or ketones. Thus, by structural adaptation of active sites, practically any pharmaceutically and industrially important 2‐hydroxyacid could be biotechnologically synthesized. Combining crystal structure analysis, active site mutations and kinetic assays,
Michael Zahn   +4 more
wiley   +1 more source

Comparative effects of acute-methionine loading on the plasma sulfur-amino acids in NAC-supplemented HIV+ patients and healthy controls

open access: yes, 2018
Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)Processo FAPESP: 99/01716-0In this study, an acute overloading of methionine (MetLo) was used to investigate the trassulfuration pathway response comparing healthy controls and HIV+ patients ...
Burini, Roberto Carlos   +10 more
core   +1 more source

A systematic review and meta-analysis of clinical trials on the effects of glutamine supplementation on gut permeability in adults

open access: yesAmino Acids
The gastrointestinal tract's epithelial barrier plays a crucial role in maintaining health. This study aims to investigate the impact of glutamine supplementation on intestinal permeability, considering its importance for immune function and nutrient ...
Fatemeh Abbasi   +5 more
doaj   +1 more source

Promiscuous stimulation of HSP70 ATPase activity by parasite‐derived J‐domains

open access: yesFEBS Open Bio, EarlyView.
The malaria parasite Plasmodium falciparum exports three highly homologous yet functionally divergent J‐domain proteins into human erythrocytes. Here, we show that J‐domains isolated from all three proteins effectively stimulate the ATPase activity of both endogenous host and exported parasite HSP70 chaperones.
Julian Barth   +6 more
wiley   +1 more source

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