Results 1 to 10 of about 474 (133)

Rho GTPases in Skeletal Muscle Development and Homeostasis

open access: yesCells, 2021
Rho guanosine triphosphate hydrolases (GTPases) are molecular switches that cycle between an inactive guanosine diphosphate (GDP)-bound and an active guanosine triphosphate (GTP)-bound state during signal transduction. As such, they regulate a wide range
Sonia Rodríguez-Fdez, Xosé R. Bustelo
doaj   +1 more source

Rhamnose-Containing Compounds: Biosynthesis and Applications

open access: yesMolecules, 2022
Rhamnose-associated molecules are attracting attention because they are present in bacteria but not mammals, making them potentially useful as antibacterial agents. Additionally, they are also valuable for tumor immunotherapy.
Siqiang Li   +6 more
doaj   +1 more source

Role of (p)ppGpp in Viability and Biofilm Formation of Actinobacillus pleuropneumoniae S8. [PDF]

open access: yesPLoS ONE, 2015
Actinobacillus pleuropneumoniae is a Gram-negative bacterium and the cause of porcine pleuropneumonia. When the bacterium encounters nutritional starvation, the relA-dependent (p)ppGpp-mediated stringent response is activated.
Gang Li   +5 more
doaj   +1 more source

Protective Role of Rho Guanosine Diphosphate Dissociation Inhibitor, Ly-GDI, in Pulmonary Alveolitis. [PDF]

open access: yesPLoS ONE, 2015
Growing evidences indicate that Ly-GDI, an inhibitory protein of Rho GTPases, plays an essential role in regulating actin cytoskeletal alteration which is indispensible for the process such as phagocytosis.
Chunguang Yan   +5 more
doaj   +1 more source

Characterization of the RelBbu Regulon in Borrelia burgdorferi Reveals Modulation of Glycerol Metabolism by (p)ppGpp. [PDF]

open access: yesPLoS ONE, 2015
The bacterial stringent response is triggered by deficiencies of available nutrients and other environmental stresses. It is mediated by 5'-triphosphate-guanosine-3'-diphosphate and 5'-diphosphate-guanosine-3'-diphosphate (collectively (p)ppGpp) and ...
Julia V Bugrysheva   +6 more
doaj   +1 more source

Role of ARHGEF3 as a GEF and mTORC2 Regulator

open access: yesFrontiers in Cell and Developmental Biology, 2022
Guanine nucleotide exchange factors (GEFs) activate GTPases by stimulating the release of guanosine diphosphate to permit the binding of guanosine triphosphate.
Sana Abdul Khaliq   +5 more
doaj   +1 more source

NUCLEOSIDE-DIPHOSPHATASE OF CESTODE BOTHRIOCEPHALUS SCORPII (CESTODA: BOTHRIOCEPHALIDAE)

open access: yesРоссийский паразитологический журнал, 2016
Objective of research: To study the activities and properties of nucleoside- diphosphatase (NDPase) in cestode Bothriocephalus scorpii.Materials and methods: Cestodes were homogenized with 10 vol. of extraction medium. NDPase was detected in mitochondria
E. A. Burenina
doaj   +1 more source

Comparison of Anticancer Activities and Biosafety Between Salmonella enterica Serovar Typhimurium ΔppGpp and VNP20009 in a Murine Cancer Model

open access: yesFrontiers in Microbiology, 2022
Salmonella Typhimurium defective in guanosine 5′-diphosphate-3′-diphosphate (ppGpp) synthesis (ΔppGpp) is an attenuated strain with good biosafety and excellent anticancer efficacy.
Xiaoqing Liu   +6 more
doaj   +1 more source

The Ps and Qs of alarmone synthesis in Staphylococcus aureus.

open access: yesPLoS ONE, 2019
During the stringent response, bacteria synthesize guanosine-3',5'-bis(diphosphate) (ppGpp) and guanosine-5'-triphosphate 3'-diphosphate (pppGpp), which act as secondary messengers to promote cellular survival and adaptation.
Ning Yang   +5 more
doaj   +1 more source

Roles of Rap1 signaling in tumor cell migration and invasion

open access: yesCancer Biology & Medicine, 2017
Ras-associated protein-1 (Rap1), a small GTPase in the Ras-related protein family, is an important regulator of basic cellular functions (e.g., formation and control of cell adhesions and junctions), cellular migration, and polarization.
Yi-Lei Zhang   +4 more
doaj   +1 more source

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