Dosage balance between sex chromosomes and autosomes can be achieved through diverse mechanisms across vertebrates and invertebrates. A new study discovers a key player that contributes to X chromosome upregulation (XCU) during early mouse development and associates the dysregulation of XCU with human bile duct cancer pathogenesis.
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http://dx.doi.org/10.1016/j.cub.2022.09.027 | DOI Listing |
Physiol Plant
January 2025
Graduate School of Integrated Sciences for Life, Hiroshima University, Higashi-Hiroshima, Hiroshima, Japan.
Salt stress disturbs plant growth and photosynthesis due to its toxicity. The ice plant Mesembryanthemum crystallinum is a highly salt-tolerant facultative crassulacean acid metabolism (CAM) plant. However, the genetic basis of the salt tolerance mechanisms in ice plants remains unclear.
View Article and Find Full Text PDFGigascience
January 2025
Tropical Crops Genetic Resources Institute, Chinese Academy of Tropical Agricultural Sciences (CATAS), Haikou 571101, China.
Background: Drought is a major limiting factor for plant survival and crop productivity. Stylosanthes angustifolia, a pioneer plant, exhibits remarkable drought tolerance, yet the molecular mechanisms driving its drought resistance remain largely unexplored.
Results: We present a chromosome-scale reference genome of S.
Development
January 2025
Department of Molecular Genetics, Graduate School of Medicine, Kyoto University, Kyoto 606-8501, Japan.
Karyotype instability in the germline leads to infertility. Unlike the female germline, the male germline continuously produces fertile sperm throughout life. Here we present a molecular network responsible for maintaining karyotype stability in the male mouse germline.
View Article and Find Full Text PDFBMC Plant Biol
January 2025
Faculty of Biotechnology, October University for Modern Sciences & Arts, 6th October City, Egypt.
Background: Magnesium (Mg) is essential for plant growth and development and plays critical roles in physiological and biochemical processes. Mg deficiency adversely affects growth of plants by limiting shoot and root development, disturbing the structure and membranes of the grana, reducing photosynthesis efficiency, and lowering net CO assimilation. The MGT (Magnesium transporter) family is responsible for the absorption and transportation of magnesium in plants.
View Article and Find Full Text PDFSci Rep
January 2025
Department of Urology Surgery, Guizhou Provincial People's Hospital, Guiyang, 550002, Guizhou Province, China.
The imbalance between estrogen and androgen may be an important mechanism of BPH, but the specific mechanism remains unclear. We used mixed sustained-release pellets made of testosterone and estradiol (T + E) to stimulate the establishment of a BPH rat model. Compared to the prostate hyperplasia rat model using only androgens, the new prostate hyperplasia rat model can be observed to have better macroscopic and pathological characteristics of prostate hyperplasia.
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