The Saccharomyces cerevisiae genes HIS3 (chr. XV), LYS2 (chr. II), ARG4 (chr. VIII), MF alpha 1 (chr. XVI) and MEL1 (chr. II) and the S. pastorianus gene MELx were used for identification of the homeologous chromosomes in S. bayanus by using pulsed-field gel electrophoresis and Southern blot hybridization. The results showed differences in hybridization intensities and mobilities between the homeologous chromosomes of the two sibling yeasts S. cerevisiae and S. bayanus. The probes HIS3, LYS2, MEL1, and MF alpha 1 identified four new homeologous chromosomes of S. bayanus. The ARG4 probe confirmed the previously identified location of chr. VIII (NAUMOV et al. 1992b). Using the MF alpha 1 gene, another chromosome besides chr. XVI was identified in some S. bayanus strains, suggesting translocation of this sequence to the S. bayanus chromosome that normally migrates to the position of chr. XI of S. cerevisiae.
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Plant J
January 2025
Unit of Aromatic and Medicinal Plants, Newe Ya'ar Research Center, Volcani Institute, Ramat-Yishay, Israel.
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January 2025
National Agri-Food Biotechnology Institute, Knowledge City, Mohali, Punjab, India. Electronic address:
Nuclear protein transcription factors (TFs) regulate all biological processes in plants and are necessary for gene regulation. The transcription of genes during plant growth and development and their response to environmental cues are regulated by TF binding to specific promoter regions in the genomic DNA. Polyploid plants with several sets of chromosomes frequently display intricate genomic biases concerning TF expression.
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December 2024
Max Planck Institute for Plant Breeding Research, Carl-von-Linné-Weg 10, 50829, Köln, Germany.
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View Article and Find Full Text PDFPeerJ
November 2024
National Centre of Engineering and Technological Research for Wheat, Henan Agricultural University, Zhengzhou, Henan, China.
Tillering and spike differentiation are key agronomic traits for wheat ( L.) production. Numerous studies have shown that miR396 and growth-regulating factor genes () are involved in growth and development of different plant organs.
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October 2024
Department of Biological Sciences, College of Science, King Faisal University, P.O. Box 380, Al-Ahsa 31982, Saudi Arabia.
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