gonad


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gonad

an animal organ in which gametes are produced, such as a testis or an ovary

gonad

[′gō‚nad]
(anatomy)
A primary sex gland; an ovary or a testis.
References in periodicals archive ?
Serial dilutions of the vitellogenic hemolymph, vitellogenic female gonad, purified Vtg/Vn, and a control sample of male hemolymph were assayed by ELISA to perform a comparison with the standard curve.
A histological examination of gonads from 112 males and 115 females was undertaken to determine gonad development stage.
1 and 1 [micro]M Cd did not change the percentage of oogonia incorporating BrdU, nor did 10 [micro]M Cd analyzed in one gonad (27.
If the shields were present, whether the gonads were effectively protected was recorded.
The mean tubular diameter was normal in only one gonad (the right gonad of patient 13).
In terms of the relation between nutrition and gonad maturation of Atrina pectinata, Yurimoto et al.
A gonadosomatic index, GSI=(GW/ GFBW)xlO0%, where GW=damp gonad weight and gonad-free body weight, GFBW=round weight minus GW, aggregated by month (years pooled) for each sex of adult fish, provided gravimetric evidence of gonadal growth.
In addition, blood was collected via the caudal vein prior to euthanization to assess the seasonal relationship of certain steroid hormones (E2 and 11-KT) to gonad function.
Student's t test was used to determine the significance of differences in mean gonad weight and remaining period among experimental groups.
For all specimens, sex was determined by rapid microscopic observation of fresh gonad smears.
They believe that the mutations of the SOX3 gene must have occurred millions of years ago, causing the SOX3 gene to be turned on in the gonad and initiate testis development.
This special characteristic, and the possibility of self-fertilization, have encouraged detailed studies of the gonad structure of the genus Serranus (Atz, 1965; Fishelson, 1970; Reinboth, 1970; Febvre et al.