nurse cells

nurse cells
nursing cells Sertoli c's.

Medical dictionary. 2011.

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  • nurse cells — 1. Cells of developing oocytes that provide material for further growth; trophocytes. 2. (ARTHROPODA: Insecta) In some species, the nurse cells synthesize nucleic acids and possibly protein and supply them to the oocyte via intercytoplasmic… …   Dictionary of invertebrate zoology

  • nurse cells — Cells accessory to egg and/or sperm formation in a wide variety of organisms. Usually thought to synthesize special substances and to export these to the developing gamete …   Dictionary of molecular biology

  • Nurse cell — The term nurse cell is used in several unrelated ways in different scientific fields: Contents 1 Human physiology 2 Microbiology 3 Mycology 4 Cell biology …   Wikipedia

  • nurse culture — Culturing cells from a suspension culture on a raft of filter paper above a callus tissue piece (nurse tissue). The filter paper serves to prevent tissue union but allows the flow of essential substances from the nurse to the isolated cells …   Glossary of Biotechnology

  • Border cells — For the cells produced by plant roots that are also known as border cells, see root. The Drosophila melanogaster border cells are a cluster of 6 8 migratory cells, found in the ovary, and derived from the follicular epithelium.Studying cell… …   Wikipedia

  • Sertoli cells — cells found in the walls of the seminiferous tubules of the testis. Compared with the germ cells they appear large and pale. They anchor and probably nourish the developing germ cells, especially the spermatid, which become partly embedded within …   Medical dictionary

  • Maternal effect — This article concerns the legitimate scientific concept of genes that are expressed only when carried by the female parent. It is not to be confused with the generally discredited theory of maternal impression. A maternal effect is a situation… …   Wikipedia

  • Cell — The basic structural and functional unit in people and all living things. Each cell is a small container of chemicals and water wrapped in a membrane. Each cell in the human body there are 100 trillion cells in each of us contains the entire… …   Medical dictionary

  • Germ cell — Germ cells are progenitors of the gametes. These singled out cells move through the gut to the developing gonads and undergo mitotic proliferation followed by meiosis and differentiation into either eggs or sperm (mature gametes). Plants do not… …   Wikipedia

  • List of distinct cell types in the adult human body — There are about 210 distinct human cell types,.[1][2][3] There are between 50 and 75 trillion cells in the human body.[citation needed] Cell types can be classified by their tissue of origin. However, it is possible for some cells to have their… …   Wikipedia

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