spermatozoid


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Related to spermatozoid: spermatozoon

spermatozoid

(spər-măt′ə-zō′ĭd, spûr′mə-tə-)
n.
1. A flagellated male gamete produced by an antheridium, found in certain algae, seedless plants, and gymnosperms. Also called antherozoid.
2. A spermatozoon.

spermatozoid

see ANTHEROZOID.
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A prior study suggested the use of an intraperitoneal injection of oxytocin (1/800 ILJ) immediately prior to non-surgical artificial insemination of Wistar rats with frozen-thawed spermatozoids to increase the number of pups at birth, suggesting oxytocin induces uterine contractions that might play an important role in spermatozoid transport.
These individuals presented primary growth oocytes as well as spermatogonia, spermatocytes, and spermatozoids (Figs.
Vitamin A, vitamin D, vitamin E, ram, seminal plasma, spermatological characteristics, sperm motility, abnormal spermatozoid, scrotal circumference, tocopherols
Testosterone secreted by leyding cells is hecessary to develop and divided germinal cells which are the first phase of forming spermatozoid [7].
The 14 other specimens (82.4%) contained 6 to 8 acini filled with male gametes (stages from spermatogonia to spermatozoid) localized in the dorsal region, whereas the ventral region displayed about 15 female acini ([+ or -]S.D.
On the other hand, because sperm has a large number of mitochondria, the experimental in INVITRO conditions on spermatozoid cells done and the effects of iron nanoparticles on the sperm, due to infertility sperm [29].
In conclusion, the weight of the organisms and the weight of the spermatophore were significantly higher in feral than in farmed male shrimps; however, even though spermatozoid counts were also higher in wild than in farmed specimens (6.22 [+ or -] 1.09 and 3.90 [+ or -] 0.27 million) the difference was not significant.
mature spermatozoid. In the region of the nucellar beak of the Ginkgo
Structural proof of the spermatozoid releasing and attracting pheromone of Laminariales.
The testes of control adult insects were coated externally by connective tissue, but it does not penetrate the organ to form septa, and consequently, did not present the follicles filled with spermatozoid bundles.