Polyploidy -- More is More or Less

• Published in: Science (American Association for the Advancement of Science) Vol. 285; no. 5425; pp. 210 - 211
• Main Authors: Hieter, Philip, Griffiths, Tony
• Format: Journal Article
• Language: English
• Published: Washington, DC American Society for the Advancement of Science 09-07-1999; American Association for the Advancement of Science; The American Association for the Advancement of Science
• Subjects: Academic Achievement; Analysis; Animals; Biological and medical sciences; Cell Cycle; Cell Differentiation; Cell Nucleus - metabolism; Cellular biology; Chromosomes; Classical genetics, quantitative genetics, hybrids; Cyclins - genetics; Diploidy; Division; Fundamental and applied biological sciences. Psychology; Gene expression; Gene Expression Regulation, Fungal; Genes; Genetics; Genetics of eukaryotes. Biological and molecular evolution; Germ cells; Haploidy; Individualized Instruction; Liver cells; Meiosis; Membrane Glycoproteins; Membrane Proteins - genetics; Mitosis; Oligonucleotide Array Sequence Analysis; Perspectives; Ploidies; Polyploidy; Research Design; Saccharomyces cerevisiae; Saccharomyces cerevisiae - cytology; Saccharomyces cerevisiae - genetics; Saccharomyces cerevisiae - physiology; Saccharomyces cerevisiae Proteins; Scientific Concepts; Tetraploidy; Thallophyta, bryophyta; Transcription, Genetic; Vegetals; Yeast; Yeasts; Fungi; Ploidy; Polyploidy; Regulation(control); Yeast; Gene; Ascomycetes; Review; Gene expression; Saccharomyces cerevisiae; Thallophyta
• ISSN: 0036-8075; 1095-9203
• DOI: 10.1126/science.285.5425.210

Galitski et al found that yeast with different ploidies had different patterns of gene expression. Their findings provide evidence for a ploidy-driven mechanism of gene regulation.