Recent cell biological observations have provided new insights into how transcription, pre-mRNA splicing and 3' processing are organized and coordinated with each other in the mammalian cell nucleus. Morphological observations are supported by biochemical evidence that suggests physical interactions between components of the transcription and RNA processing machineries. A working model of the cellular organization of gene expression is now emerging.
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http://dx.doi.org/10.1016/s0955-0674(98)80007-0 | DOI Listing |
Ann Clin Microbiol Antimicrob
January 2025
Department of Science and Environment, Roskilde University, Roskilde, Denmark.
Background: Highly frequent colorectal cancer (CRC) is predicted to have 3.2 million novel cases by 2040. Tumor microenvironment (TME) bacteriome and metabolites are proposed to be involved in CRC development.
View Article and Find Full Text PDFJMIR Mhealth Uhealth
January 2025
HIV Unit, Hospital Civil de Guadalajara, Hospital 278, Guadalajara, 44280, Mexico, 52 3338093219.
Background: HIV continues to be a public health concern in Mexico and Latin America due to an increase in new infections, despite a decrease being observed globally. Treatment adherence is a pillar for achieving viral suppression. It prevents the spread of the disease at a community level and improves the quality and survival of people living with HIV.
View Article and Find Full Text PDFJ Mol Histol
January 2025
Department of Thoracic Surgery, Lung Cancer Diagnosis and Treatment Center of Dalian, The First Affiliated Hospital of Dalian Medical University, Dalian, 116011, China.
Malignant tumors are among the major diseases threatening human survival in the world, and advancements in medical technology have led to a steady increase in their detection rates worldwide. Despite unique clinical presentations across the spectrum of malignancies, treatment modalities generally adhere to common strategies, encompassing primarily surgical intervention, radiation therapy, chemotherapy, and targeted treatments. Uncovering the genetic elements contributing to cancer cell proliferation, metastasis, and drug resistance remains a pivotal pursuit in the development of novel targeted therapeutics.
View Article and Find Full Text PDFZoonoses are infectious diseases transmitted from animals to humans. Bats have been suggested to harbour more zoonotic viruses than any other mammalian order. Infections in bats are largely asymptomatic, indicating limited tissue-damaging inflammation and immunopathology.
View Article and Find Full Text PDFCommun Biol
January 2025
Department of Physiology and Pharmacology, College of Veterinary Medicine, University of Georgia, Athens, GA, 30602, USA.
In mammalian oocytes, large-scale chromatin organization regulates transcription, nuclear architecture, and maintenance of chromosome stability in preparation for meiosis onset. Pre-ovulatory oocytes with distinct chromatin configurations exhibit profound differences in metabolic and transcriptional profiles that ultimately determine meiotic competence and developmental potential. Here, we developed a deep learning pipeline for the non-invasive prediction of chromatin structure and developmental potential in live mouse oocytes.
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