The regulatory mechanisms of silencers have remained poorly understood. In this issue, Hofbauer et al. conduct a genome-wide screen in Drosophila melanogaster and reveal three silencer types that appear to work alone-without the need for combinatorial action, traditional chromatin marks, or open chromatin regions.
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http://dx.doi.org/10.1016/j.molcel.2024.11.005 | DOI Listing |
BMC Nurs
January 2025
Nursing Department, School of Medicine, Shanghai Tenth People's Hospital, Tongji University, Shanghai, 200072, China.
Objective: A growing body of research shows that the organizational silence among nurses not only affects their job satisfaction and performance but also exacerbates their intention to leave their jobs, posing a threat to the long-term stability of the nursing team. Therefore, the aim of this study was to synthesize existing qualitative research to explore the real experiences of nurses' organizational silence behavior and gain insight into the motivations and feelings behind it.
Design: A qualitative review.
Biol Open
December 2024
Institut Curie, Université PSL, CNRS UMR3348, 91400 Orsay, France.
The SUMO-targeted ubiquitin ligase (STUbL) family is involved in multiple cellular processes via a wide range of mechanisms to maintain genome stability. One of the evolutionarily conserved functions of STUbL is to promote changes in the nuclear positioning of DNA lesions, targeting them to the nuclear periphery. In Schizossacharomyces pombe, the STUbL Slx8 is a regulator of SUMOylated proteins and promotes replication stress tolerance by counteracting the toxicity of SUMO conjugates.
View Article and Find Full Text PDFPsychol Res
January 2025
Department of Neurology and Clinical Neurophysiology Unit, Faculty of Medicine-Cairo University, Cairo, Egypt.
J Clin Nurs
December 2024
Department of Nursing, Physiotherapy and Medicine, University of Almería, Almería, Spain.
Aim And Objectives: To describe nurses' perceptions of sexual healthcare for people with physical and/or intellectual disabilities.
Background: Nurses are responsible for meeting the fundamental needs of people with physical and/or intellectual disabilities, yet there are still issues when it comes to their sexuality. Sexual assistants can help people with physical and/or intellectual disabilities to meet their sexual needs, but little is known about these invisible, unregulated care providers.
Sci Rep
December 2024
Quantitative Proteomics, Institute of Molecular Biology (IMB), 55128, Mainz, Germany.
The extracellular parasite Trypanosoma brucei evades the immune system of the mammalian host by periodically exchanging its variant surface glycoprotein (VSG) coat. Hereby, only one VSG gene is transcribed from one of 15 subtelomeric so-called bloodstream form expression sites (BES) at any given timepoint, while all other BESs are silenced. VSG gene expression is altered by homologous recombination using a large VSG gene repertoire or by a so-called in situ switch, which activates a previously silent BES.
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