Results 121 to 130 of about 592,070 (354)

Cyclin D1 fine-tunes the neurogenic output of embryonic retinal progenitor cells

open access: yesNeural Development, 2009
Background Maintaining the correct balance of proliferation versus differentiation in retinal progenitor cells (RPCs) is essential for proper development of the retina.
Choi Yoon   +3 more
doaj   +1 more source

The cycline subalgebra of a Kumjian-Pask algebra [PDF]

open access: yesProc. Amer. Math. Soc. 145 (2017), no. 5, 1969-1980, 2016
Let $\Lambda$ be a row-finite higher-rank graph with no sources. We identify a maximal commutative subalgebra $\mathcal{M}$ inside the Kumjian-Pask algebra ${\rm KP}_R(\Lambda)$. We also prove a generalized Cuntz-Krieger uniqueness theorem for Kumjian-Pask algebras which says that a representation of ${\rm KP}_R(\Lambda)$ is injective if and only if it
arxiv  

Prediction of repurposed drugs for treating lung injury in COVID-19 [PDF]

open access: yesarXiv, 2020
Coronavirus disease (COVID-19) is an infectious disease discovered in 2019 and currently in outbreak across the world. Lung injury with severe respiratory failure is the leading cause of death in COVID-19, brought by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2).
arxiv  

Adenosine A3 receptor antagonists as anti‐tumor treatment in human prostate cancer: an in vitro study

open access: yesFEBS Open Bio, EarlyView.
The A3 adenosine receptors (A3ARs) are overexpressed in prostate cancer. AR 292 and AR 357, as A3AR antagonists, are capable of blocking proliferation, modulating the expression of drug transporter genes involved in chemoresistance, ferroptosis, and the hypoxia response, and inducing cell death.
Maria Beatrice Morelli   +15 more
wiley   +1 more source

Bisphosphonate inhibits the expression of cyclin A2 at the transcriptional level in normal human oral keratinocytes. [PDF]

open access: yes, 2017
Nitrogen-containing bisphosphonates (N-BPs) are the most widely used anti-resorptive agents in the treatment of bone-related diseases. N-BPs inhibit bone resorption by specifically targeting osteoclasts, bone-resorbing cells.
Kang, Mo K   +5 more
core   +1 more source

An Analysis for IDH‐Mutant Grade 4 Astrocytoma Based on WHO CNS 5: Implication of Clinical Practice

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Purpose There is ongoing debate regarding the therapeutic approach and prognosis for IDH‐mutant grade 4 astrocytoma, a newly defined subtype of diffuse glioma in the 2021 WHO classification system for central nervous system tumors (WHO CNS 5). The aim of this study was to explore the clinical outcome and prognosticators for newly diagnosed IDH‐
Xianxin Qiu   +13 more
wiley   +1 more source

Periodic higher rank graphs revisited [PDF]

open access: yesarXiv, 2014
Let $P$ be a finitely generated cancellative abelian monoid. A $P$-graph $\Lambda$ is a natural generalization of a higher rank graph. A pullback of $\Lambda$ is constructed by pulling it back over a given monoid morphism to $P$, while a pushout of $\Lambda$ is obtained by modding out its periodicity $\Per\Lambda$, which is deduced from a natural ...
arxiv  

Murine Models and Human Cell Line Models to Study Altered Dynamics of Ovarian Follicles in Polycystic Ovary Syndrome

open access: yesAdvanced Biology, EarlyView.
The manuscript examines preclinical murine and human models to study polycystic ovary syndrome (PCOS), delving into the cellular and molecular mechanisms underlying altered ovarian follicular dynamics. It explores the cellular interactions involved in normal and PCOS ovaries and outlines the current and novel strategies in the search for preclinical ...
Arturo Bevilacqua   +5 more
wiley   +1 more source

Selective cyclin-dependent kinase 4/6 inhibitors as anticancer drugs: Moving beyond hormone receptor-positive breast cancer

open access: yesIndian Journal of Medical and Paediatric Oncology, 2019
The cyclin D-cyclin-dependent kinase (CDK) 4/6 pathway controls the cell cycle machinery by regulating the G1-to-S-phase transition. Dysregulation of this pathway, resulting in increased cellular proliferation, is frequently observed in a variety of ...
Tamojit Chaudhuri   +8 more
doaj   +1 more source

The Italian bondage and reinforcement numbers of digraphs [PDF]

open access: yesarXiv, 2020
An \textit{Italian dominating function} on a digraph $D$ with vertex set $V(D)$ is defined as a function $f : V(D) \rightarrow \{0, 1, 2\}$ such that every vertex $v \in V(D)$ with $f(v) = 0$ has at least two in-neighbors assigned $1$ under $f$ or one in-neighbor $w$ with $f(w) = 2$.
arxiv  

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