Results 21 to 30 of about 6,482,931 (261)

Molecular mechanisms of luteinization [PDF]

open access: yesObstetrics & Gynecology Science, 2014
Dynamic changes in steroidogenesis occur in ovarian granulosa cells during ovulation after the LH surge. The ovulatory LH surge induces rapid up-regulation of steroidogenic acute regulatory (StAR) protein and rapid down-regulation of aromatase (Cyp19a1) in granulosa cells undergoing luteinization during ovulation.
openaire   +2 more sources

Molecular Mechanisms of Preeclampsia [PDF]

open access: yesJournal of Pregnancy, 2012
Preeclampsia is one of the leading causes of maternal morbidity/mortality. The pathogenesis of preeclampsia is still under investigation. The aim of this paper is to present the molecular mechanisms implicating in the pathway leading to preeclampsia.
N. Vitoratos, D. Hassiakos, C. Iavazzo
openaire   +3 more sources

Analysis of PARP inhibitor toxicity by multidimensional fluorescence microscopy reveals mechanisms of sensitivity and resistance

open access: yesNature Communications, 2018
Methods to study anti-cancer drugs cytotoxicity are often low throughput and rely on population average. Here the authors present an automated image-based cytometry method to quantify multiple cytotoxicity parameters in single cells, and use it to study ...
Jone Michelena   +5 more
doaj   +1 more source

Molecular mechanisms of lidocaine

open access: yesAnnals of Medicine & Surgery, 2021
Lidocaine is an amide-class local anesthetic used clinically to inhibit pain sensations. Systemic administration of lidocaine has antinociceptive, antiarrhythmic, anti-inflammatory, and antithrombotic effects. Lidocaine exerts these effects under both acute and chronic pain conditions and acute respiratory distress syndrome through mechanisms that can ...
Karnina, Resiana   +3 more
openaire   +2 more sources

Replication-Coupled Dilution of H4K20me2 Guides 53BP1 to Pre-replicative Chromatin

open access: yesCell Reports, 2017
The bivalent histone modification reader 53BP1 accumulates around DNA double-strand breaks (DSBs), where it dictates repair pathway choice decisions by limiting DNA end resection.
Stefania Pellegrino   +4 more
doaj   +1 more source

The pattern of histone H3 epigenetic posttranslational modifications is regulated by the VRK1 chromatin kinase

open access: yesEpigenetics & Chromatin, 2023
Background Dynamic chromatin remodeling is associated with changes in the epigenetic pattern of histone acetylations and methylations required for processes based on dynamic chromatin remodeling and implicated in different nuclear functions.
Eva Monte-Serrano   +5 more
doaj   +1 more source

Molecular Mechanisms of Shigella Pathogenesis; Recent Advances

open access: yes, 2023
Shigella species are the main cause of bacillary diarrhoea or shigellosis in humans. These organisms are the inhabitants of the human intestinal tract; however, they are one of the main concerns in public health in both developed and developing countries.
Wolfram Manuel Brück   +7 more
core   +1 more source

Pituitary Apoplexy: Risk Factors and Underlying Molecular Mechanisms [PDF]

open access: yes, 2022
Pituitary apoplexy is a rare syndrome, graded from asymptomatic subclinical apoplexy to a life-threatening condition due to pituitary ischemia or haemorrhage of an enlarged pituitary gland. The risk factors and the molecular underlying mechanisms are yet
Biagetti Biagetti, Betina   +5 more
core   +1 more source

RNA assay identifies a previous misclassification of BARD1 c.1977A>G variant

open access: yesScientific Reports, 2021
Case–control studies have shown an association of BARD1 with hereditary breast and/or ovarian cancer (HBOC) predisposition. BARD1 alternatively spliced isoforms are abundant and some are highly expressed in different cancer types.
Paula Rofes   +10 more
doaj   +1 more source

Structural basis for receptor selectivity and inverse agonism in S1P5 receptors

open access: yesNature Communications, 2022
S1P5 is a sphingosine-1-phosphate (S1P) receptor implicated in immune and neurodegenerative disorders. Here, authors report a crystal structure of the S1P5 receptor in complex with a selective inverse agonist, revealing an allosteric subpocket and ...
Elizaveta Lyapina   +30 more
doaj   +1 more source

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