Results 111 to 120 of about 1,306,827 (384)

Astragalin Attenuates Dextran Sulfate Sodium (DSS)-Induced Acute Experimental Colitis by Alleviating Gut Microbiota Dysbiosis and Inhibiting NF-κB Activation in Mice

open access: yesFrontiers in Immunology, 2020
With the ulcerative colitis (UC) incidence increasing worldwide, it is of great importance to prevent and treat UC. However, efficient treatment options for UC are relatively limited.
Lei Peng   +23 more
doaj   +1 more source

Structural basis of homologous recombination

open access: yesCellular and Molecular Life Sciences, 2019
Homologous recombination (HR) is a pathway to faithfully repair DNA double-strand breaks (DSBs). At the core of this pathway is a DNA recombinase, which, as a nucleoprotein filament on ssDNA, pairs with homologous DNA as a template to repair the damaged ...
Yueru Sun   +3 more
semanticscholar   +1 more source

The role of histone modifications in transcription regulation upon DNA damage

open access: yesFEBS Letters, EarlyView.
This review discusses the critical role of histone modifications in regulating gene expression during the DNA damage response (DDR). By modulating chromatin structure and recruiting repair factors, these post‐translational modifications fine‐tune transcriptional programmes to maintain genomic stability.
Angelina Job Kolady, Siyao Wang
wiley   +1 more source

Dynamic Changes of Active Components and Volatile Organic Compounds in Rosa roxburghii Fruit during the Process of Maturity

open access: yesFoods
Rosa roxburghii (R. roxburghii), native to the southwest provinces of China, is a fruit crop of important economic value in Guizhou Province. However, the changes in fruit quality and flavor during R. roxburghii fruit ripening have remained unknown. Here,
Su Xu   +9 more
doaj   +1 more source

Mutations in pathways depending on BRCA1 and BRCA2 may increase cancer risks from an environmental carcinogen [PDF]

open access: yes, 2011
Recently, the President’s Cancer Panel [2008-2009] protested that preventive action is not taken when uncertainty exists about potential harm from a chemical, because the US regulatory approach demands that a hazard be incontrovertibly ...
Bernard Friedenson
core   +2 more sources

Spinal cord reconstitution with homologous neural grafts enables robust corticospinal regeneration

open access: yesNature Medicine, 2016
The corticospinal tract (CST) is the most important motor system in humans, yet robust regeneration of this projection after spinal cord injury (SCI) has not been accomplished.
K. Kadoya   +14 more
semanticscholar   +1 more source

β‐TrCP overexpression enhances cisplatin sensitivity by depleting BRCA1

open access: yesMolecular Oncology, EarlyView.
Low levels of β‐TrCP (Panel A) allow the accumulation of BRCA1 and CtIP, which facilitate the repair of cisplatin‐induced DNA damage via homologous recombination (HR) and promote tumor cell survival. In contrast, high β‐TrCP expression (Panel B) leads to BRCA1 and CtIP degradation, impairing HR repair, resulting in persistent DNA damage and apoptosis ...
Rocío Jiménez‐Guerrero   +8 more
wiley   +1 more source

A tetramerization domain in prokaryotic and eukaryotic transcription regulators homologous to p53 [PDF]

open access: hybrid, 2023
Nerea Bernardo   +4 more
openalex   +1 more source

Cross Immunity of a Sonicated Trivalent Avian Colibacillosis Vaccine to Pathogenic Escherichia coli O26 and O78 Strains in Broiler Chickens [PDF]

open access: yesThe Iranian Journal of Veterinary Science and Technology
Colibacillosis outbreaks are a global issue affecting the poultry industry. There is no cross-immunity among the strains of APEC. If a vaccine induces cross-immunity, it will play a key role in preventing colibacillosis.
Sima Alempour Rajabi, Zolfaghar Rajabi
doaj   +1 more source

Moringa oleifera Alkaloids Inhibited PC3 Cells Growth and Migration Through the COX-2 Mediated Wnt/β-Catenin Signaling Pathway

open access: yesFrontiers in Pharmacology, 2020
Moringa oleifera Lam. (M. oleifera) is valuable plant distributed in many tropical and subtropical countries. It has a number of medicinal uses and is highly nutritious. M.
Jing Xie   +21 more
doaj   +1 more source

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