Results 41 to 50 of about 1,017,209 (339)

The role of fibroblast growth factors in cell and cancer metabolism

open access: yesFEBS Letters, EarlyView.
Fibroblast growth factor (FGF) signaling regulates crucial signaling cascades that promote cell proliferation, survival, and metabolism. Therefore, FGFs and their receptors are often dysregulated in human diseases, including cancer, to sustain proliferation and rewire metabolism.
Jessica Price, Chiara Francavilla
wiley   +1 more source

Second messenger systems underlying amine and peptide actions on cardiac muscle in the horseshoe crab, Limulus polyphemus [PDF]

open access: yes, 1989
The biochemical mechanisms by which octopamine, catecholamines and the peptide proctolin exert their actions on Limulus cardiac muscle were investigated.
Groome, J. R., Watson, Winsor H., III
core   +2 more sources

c-di-AMP: An essential molecule in the signaling pathways that regulate the viability and virulence of gram-positive bacteria [PDF]

open access: yes, 2017
Signal transduction pathways enable organisms to monitor their external environment and adjust gene regulation to appropriately modify their cellular processes.
Cho, Kyu Hong   +2 more
core   +2 more sources

The role and implications of mammalian cellular circadian entrainment

open access: yesFEBS Letters, EarlyView.
At their most fundamental level, mammalian circadian rhythms occur inside every individual cell. To tell the correct time, cells must align (or ‘entrain’) their circadian rhythm to the external environment. In this review, we highlight how cells entrain to the major circadian cues of light, feeding and temperature, and the implications this has for our
Priya Crosby
wiley   +1 more source

(Z)-2-(5-Methyl-2-oxoindolin-3-ylidene)-N-phenylhydrazinecarbothioamide

open access: yesActa Crystallographica Section E, 2011
In the title compound, C16H14N4OS, the dihedral angle between the nine-membered 5-methylindolin-2-one ring system and the benzene ring is 10.21 (7)°.
Amna Qasem Ali   +4 more
doaj   +1 more source

Activation of Ciona sperm motility: phosphorylation of dynein polypeptides and effects of a tyrosine kinase inhibitor [PDF]

open access: yes, 1991
A high molecular mass dynein ATPase polypeptide and a 18–20 kDa dynein light chain of Ciona sperm flagella are phosphorylated during in vivo activation of motility or in vitro activation of motility by incubation with cyclic AMP.
Brokaw, Charles J., Dey, Chinmoy S.
core  

Molecular bases of circadian magnesium rhythms across eukaryotes

open access: yesFEBS Letters, EarlyView.
Circadian rhythms in intracellular [Mg2+] exist across eukaryotic kingdoms. Central roles for Mg2+ in metabolism suggest that Mg2+ rhythms could regulate daily cellular energy and metabolism. In this Perspective paper, we propose that ancestral prokaryotic transport proteins could be responsible for mediating Mg2+ rhythms and posit a feedback model ...
Helen K. Feord, Gerben van Ooijen
wiley   +1 more source

Acquired platelet dysfunction and overproduction of platelet cyclic AMP in two patients with myeloid malignancies

open access: yesPlatelets, 2019
The pathophysiology of impaired platelet function in acquired disorders is often poorly understood. We report two unrelated patients with hematologic malignancies associated with acquired severe bleeding diathesis, and complex platelet function ...
Anna Lecchi   +4 more
doaj   +1 more source

Guanidinium phenylarsonate–guanidine–water (1/1/2)

open access: yesActa Crystallographica Section E, 2010
In the structure of the title compound, CH6N3+·C6H6AsO3−·CH5N3·2H2O, the phenylarsonate anion participates in two R22(8) cyclic hydrogen-bonding interactions, one with a guanidinium cation, the other with a guanidine ...
Graham Smith, Urs D. Wermuth
doaj   +1 more source

TREX1, a predator for treating MSI‐H tumors?

open access: yesMolecular Oncology, EarlyView.
Immunotherapy benefits many patients; yet, some with MSI‐H tumors remain unresponsive despite their high immunogenicity. Xu et al. reveal that TREX1 enables immune evasion by degrading cytosolic DNA and suppressing cGAS–STING–IFN‐I signaling. TREX1 loss restores DNA sensing, increases CD8+ T and NK cell infiltration, and boosts antitumor immunity ...
Elena Benidovskaya   +2 more
wiley   +1 more source

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