单词 | langhans |
释义 | Langhansn. Histology. Used attributively, in the possessive, and with of-adjunct to designate: (a) (a cell of) an inner layer of large cuboidal cells, one cell thick, that covers chorionic villi and lies beneath the syncytial layer; (b) a distinctive kind of giant cell which has many nuclei, arranged in a ring around the periphery or clustered together at one end of the cell, and is observed esp. in tuberculosis and related granulomatous conditions. ΘΚΠ the world > life > biology > substance > cell > types of cells > [noun] > other types of cells reticular cell1832 torula1833 reserve cell1842 subcell1844 parenchyma cell1857 pedicel cell1858 nettle cell1870 heterocyst1872 prickle cell1872 angioblast1875 palisade cell1875 sextant1875 spindle cell1876 neuroblast1878 body cell1879 plasma cell1882 reticulum cell1882 stem cell1885 Langhans1886 basal cell1889 pole cell1890 myelocyte1891 statocyst1892 mast cell1893 thrombocyte1893 iridocyte1894 precursor1895 nurse cell1896 amacrine1900 statocyte1900 mononuclear1903 oat cell1903 myeloblast1904 trochoblast1904 adipocyte1906 polynuclear1906 fibrocyte1911 akaryote1920 Rouget cell1922 Sternberg–Reed1922 amphicyte1925 monoblast1925 pericyte1925 promyelocyte1925 pituicyte1930 agamete1932 sympathogonia1934 athrocyte1938 progenitor1938 Reed–Sternberg cell1939 submarginal1941 delta cell1942 mastocyte1947 squame1949 podocyte1954 transformed cell1956 transformant1957 spheroplast1958 pinealocyte1961 immunocyte1963 lactotroph1966 mammotroph1966 minicell1967 proheterocyst1970 myofibroblast1971 cybrid1974 1886 A. H. Buck Ref. Handbk. Med. Sci. II. 146/2 (heading) Langhans' cellular layer. 1900 R. J. Dunglison Dunglison's Dict. Med. Sci. (ed. 22) App. 1276/2 Langhans's giant cell, giant-cell of tubercular granulation-tumor. 1906 Practitioner Nov. 663 A teratoma is defined as a growth that consists of elements represented in the developing ovum, whether at an early (e.g. syncytia, Langhans' cells, large mono-nuclear cells), or, at a later date (e.g. neuro-epithelial cutaneous, or other elements). 1937 E. E. Hewer Text-bk. Histol. xxxii. 280 (heading) Layer of Langhans. 1937 E. E. Hewer Text-bk. Histol. xxxii. 280 The villi during early pregnancy are covered by an inner layer of cubical cells (Langhans' layer) and an outer syncytial layer. 1939 G. G. Kayne et al. Pulmonary Tuberculosis I. iii. 38 Granulomata consisting of epithelioid and Langhans giant cells may be seen as early as the third to sixth day. 1968 H. Harris Nucleus & Cytoplasm v. 97 This peripheral distribution of nuclei in certain types of multi~nucleate cell was first discussed by Langhans, and when such cells are found in pathological conditions they are commonly referred to as ‘Langhans’ giant cells. 1972 T. Ebe & S. Kobayashi Fine Struct. Human Cells & Tissues 226 Cytotrophoblasts or Langhans cells of the chorionic villus are thought to be the site of production of a proteinic hormone, chorionic gonadotrophin. This entry has not yet been fully updated (first published 1976; most recently modified version published online March 2020). < |
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