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pair-rule genes

См. также в других словарях:

  • pair-rule gene — A segmentation gene, expressed sequentially between gap genes and segment polarity genes. In development of Drosophila, a set of about 8 genes that are expressed only in alternate segments (odd or even) of the developing embryo. Loss of function… …   Dictionary of molecular biology

  • Рair rule-гены — * Рair rule гены * pair rule genes …   Генетика. Энциклопедический словарь

  • Regional specification — In the field of developmental biology, regional specification is the process by which different areas are identified in the development of the early embryo. The process by which the cells become specified differs between organisms. Contents 1… …   Wikipedia

  • Homeotic gene — Homeotic genes specify the anterior posterior axis and segment identity during early development of metazoan organisms. They are critical for the proper placement and number of embryonic segment structures (such as legs, antennae and eyes).The… …   Wikipedia

  • Hox gene — Hox genes are a group of related genes that determine the basic structure and orientation of an organism.[1] Hox genes are critical for the proper placement of segment structures of animals during early embryonic development (e.g. legs, antennae …   Wikipedia

  • Enhancer (genetics) — In genetics, an enhancer is a short region of DNA that can be bound with proteins (namely, the trans acting factors, much like a set of transcription factors) to enhance transcription levels of genes (hence the name) in a gene cluster. While… …   Wikipedia

  • Drosophila embryogenesis — Drosophila embryogenesis, the process by which Drosophila (fruit fly) embryos form, is a favorite model system for geneticists and developmental biologists studying embryogenesis. The small size, short generation time, and large brood size make… …   Wikipedia

  • Гомеозисные гены — Гомеозисные гены детерминируют процессы роста и дифференцировки. Гомеозисные гены кодируют транскрипционные факторы, контролирующие программы формирования органов и тканей. Мутации в гомеозисных генах могут вызвать превращение одной части… …   Википедия

  • Wieschaus , Eric — (1947–) American biologist While working in the late 1970s in the European Molecular Biology Laboratory, Heidelberg, Wieschaus collaborated with Christiane Nüsslein Volhard on a study of the genetic factors producing segmentation in the fruit fly …   Scientists

  • Segmentación (biología) — Para otros usos de este término, véase segmentación. La segmentación en biología hace referencia a la división de algunos cuerpos animales y vegetales en una serie de segmentos algo repetitivos. La segmentación permite un alto grado de… …   Wikipedia Español

  • Nüsslein-Volhard, Christiane — ▪ German geneticist born Oct. 20, 1942, Magdeburg, Ger.    German developmental geneticist who was jointly awarded the 1995 Nobel Prize for Physiology or Medicine with geneticists Eric F. Wieschaus (Wieschaus, Eric F.) and Edward B. Lewis (Lewis …   Universalium

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