Results 31 to 40 of about 252,546 (355)

Nkx3-1 and Fech genes might be switch genes involved in pituitary non-functioning adenoma invasiveness

open access: yesScientific Reports, 2021
Non-functioning pituitary adenomas (NFPAs) are typical pituitary macroadenomas in adults associated with increased mortality and morbidity. Although pituitary adenomas are commonly considered slow-growing benign brain tumors, numerous of them possess an ...
Nasibeh Khayer   +4 more
doaj   +1 more source

Stochastic gene expression in switching environments [PDF]

open access: yesJournal of Mathematical Biology, 2007
We study a stochastic model proposed recently in the genetic literature to explain the heterogeneity of cell populations or of gene products. Cells are located in two colonies, whose sizes fluctuate as birth and migration processes in switching environments.
Gander, Martin Jakob   +2 more
openaire   +7 more sources

The IAG-Switch and Further Transcriptomic Insights Into Sexual Differentiation of a Protandric Shrimp

open access: yesFrontiers in Marine Science, 2020
The insulin-like androgenic gland hormone (IAG) secreted from the androgenic gland (AG) is a unique endocrine controller (the IAG-switch) of crustacean sexual differentiation.
Tom Levy   +8 more
doaj   +1 more source

Alzheimer’s disease: insights from a network medicine perspective

open access: yesScientific Reports, 2022
Alzheimer’s disease (AD) is the most common neurodegenerative disease that currently lacks available effective therapy. Thus, identifying novel molecular biomarkers for diagnosis and treatment of AD is urgently demanded. In this study, we exploited tools
Federica Conte, Paola Paci
doaj   +1 more source

A molecular switch from STAT2-IRF9 to ISGF3 underlies interferon-induced gene transcription

open access: yesNature Communications, 2019
Cells maintain the balance between homeostasis and inflammation by adapting and integrating the activity of intracellular signaling cascades, including the JAK-STAT pathway. Our understanding of how a tailored switch from homeostasis to a strong receptor-
Ekaterini Platanitis   +9 more
semanticscholar   +1 more source

Transcriptional dynamics of the embryonic stem cell switch.

open access: yesPLoS Computational Biology, 2006
Recent ChIP experiments of human and mouse embryonic stem cells have elucidated the architecture of the transcriptional regulatory circuitry responsible for cell determination, which involves the transcription factors OCT4, SOX2, and NANOG.
Vijay Chickarmane   +4 more
doaj   +1 more source

Integrated Network Analysis Identifies Fight-Club Nodes as a Class of Hubs Encompassing Key Putative Switch Genes That Induce Major Transcriptome Reprogramming during Grapevine Development[W][OPEN]

open access: yesThe Plant Cell, 2014
A small pool of putative switch genes, whose expression is negatively correlated with that of genes outside their community in the network, appear to mark the shift from immature to mature growth.
M. C. Palumbo   +7 more
semanticscholar   +1 more source

Arabidopsis AL PHD-PRC1 Complexes Promote Seed Germination through H3K4me3-to-H3K27me3 Chromatin State Switch in Repression of Seed Developmental Genes

open access: yesPLoS Genetics, 2014
Seed germination and subsequent seedling growth define crucial steps for entry into the plant life cycle. For those events to take place properly, seed developmental genes need to be silenced whereas vegetative growth genes are activated.
Anne Molitor   +3 more
semanticscholar   +1 more source

The formation of the light-sensing compartment of cone photoreceptors coincides with a transcriptional switch

open access: yeseLife, 2017
High-resolution daylight vision is mediated by cone photoreceptors. The molecular program responsible for the formation of their light sensor, the outer segment, is not well understood. We correlated daily changes in ultrastructure and gene expression in
Janine M Daum   +6 more
doaj   +1 more source

A temporal switch model for estimating transcriptional activity in gene expression [PDF]

open access: yes, 2013
Motivation: The analysis and mechanistic modelling of time series gene expression data provided by techniques such as microarrays, NanoString, reverse transcription–polymerase chain reaction and advanced sequencing are invaluable for developing an ...
Jenkins, Dafyd J.   +2 more
core   +1 more source

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