| 释义 |
secretor Phys.|sɪˈkriːtə(r)|
[f. secrete v.1 + -or, originally to render G. ausscheider (Schiff & Sasaki 1932, in Klin. Wochenschr. 20 Aug. 1428/2).]
1. a. One who secretes appreciable amounts of blood-group antigens with his or her bodily fluids.
1941Amer. Jrnl. Obstetrics & Gynecol. XLII. 933 This applies to about 80 per cent of all individuals (secretors) and if a fetus of Group A belongs to the class of non-secretors (20 per cent)..the maternal iso-agglutinin anti-A may serve as the source of the intrauterine hemolytic process. 1950Sci. News XV. 111 Most people secrete the appropriate blood group substances (antigens) in bodily secretions such as saliva and tears. About one-seventh of the population, however, do not do this, and are called ‘non-secretors’... Some cysts, in ‘secretors’, contain the A and B substances in very high concentration. 1962R. Jeffries Exhibit No. Thirteen xi. 112 An examination of the semen enabled a typing to be made... The murderer is from group B and is what is known as a secretor. 1971J. Z. Young Introd. Study Man xl. 585 The secretor genes are quite independent of the ABO genes.
b. gen. One who or that which secretes.
1972Sci. Amer. Aug. 46/2 Recently Everitt and his colleagues have learned that when the female monkey's adrenals—the principal secretors of the male hormone androstenedione—are removed, her sexual receptivity is greatly reduced. 1977Lancet 22 Oct. 841/2 Of these secretors, 50% secreted 50 µl of fluid and 10% secreted as much as 400 µl of fluid.
2. attrib. secretor character, status, the state of being or not being a secretor (sense 1 a).
1956Brit. Med. Jrnl. 29 Sept. 728/1 We have obtained a series of unrelated duodenal ulcer cases and compared their secretor character with controls taken from the general population. 1970Gershowitz & Neel in D. Aminoff Blood & Tissue Antigens 39 The secretor status of stomach cancer patients should be investigated. 1976Proc. R. Soc. Med. LXIX. 36/2 Attempts have been made to discover whether individuals are carrying the dystrophia myotonica gene by examining their secretor status. |