نتایج جستجو برای: testis structure
تعداد نتایج: 1584202 فیلتر نتایج به سال:
Cbfa1 is an essential transcription factor for bone formation, but its transcripts have also been detected in thymus and testis. To elucidate the expression of Cbfa1 in testis, we isolated Cbfa1 cDNA from mouse testis. First we examined the length of the transcripts expressed in mouse testis by Northern hybridization. Using a cDNA probe that can detect both Type-I and Type-II Cbfa1 (Type-I: ori...
A one-day, full term newborn, born to a healthy mother presented with exposed right testicle out of right hemiscrotum since birth. Physical examination showed normal looking testicle and spermatic cord, which was stained with meconium. All baseline investigations and ultrasound of abdomen were within normal limits. There was no visible associated anomaly. Scrotum was explored and viable testis ...
A high concentration of free inositol has been found in the semen of a number of species and most of this seems to arise from the accessory glands, not the epididymis (Mann, 1954, 1964; Hartree, 1957). However, appreciable concentrations of myo-inositol occur in the testis (Dawson & Freinkel, 1961), and recent evidence suggests that it is most likely formed there from glucose via glucose-6-phos...
A preterm (36 week) neonate, presented with his left testicle hanging outside through the inguinal canal. The testicle was pexed in a sub-dartos pouch.
In vivo effects of prostaglandin D2 (PGD2) on rat testicular testosterone levels were studied. Testosterone levels were determined by HPLC after 6 hours of PGD2 and of hCG. The testosterone levels were decreased by dose of 500 micrograms/rat intraperitoneal injection. Testis testosterone levels were subsequently decreased by intratesticular injection with PGD2 (1.0 micrograms) into the right te...
objective(s): medicinal benefits of quantum dots have been proved in recent years but there is little known about their toxicity especially in vivo toxicity. in order to use quantum dots in medical applications, studies ontheir in vivo toxicity is important. materials and methods:cdse:zns quantum dots were injected in 10, 20, and 40 mg/kg doses to male mice10 days later, mice were sacrificed ...
Primary testicular lymphoma (PTL) is a rare form of extranodal lymphoma, this neoplasm the most common malignant tumor testis in elderly age, and majority cases are histologically diffuse large B-cell (DLBCL), accounting for 80% to 98% non-hodgkin lymphoma. Patients with primary DLBCL show continuously high risk recurrence no plateau survival curves tendency involve other sites, especially cent...
Torsion of an undescended testis is uncommon. Torsion of a cryptorchid testicle presents a nonspecific symptomatology. Clinical suspicion indicates emergent surgical exploration, irrespective of Doppler ultrasound with its inherent false negative results. Management of the contralateral testis is controversial. We emphasize the need of a complete physical examination of the child who goes to th...
Adenocarcinoma of the rete testis is very rare. There is still little knowledge about its etiology and pathogenesis. Herein, we present a case of rete testis adenocarcinoma in a 36-year-old Chinese male. The tumor was predominantly composed of irregular small tubules and papillary structures with cuboidal or polygonal cells. In peripheral area of the tumor, the remaining normal rete testis and ...
The aim of this study was to investigate the effects of long-term stay of Japanese quail in simulated microgravity on some sexual features of males. As a model for simulating microgravity exposure of birds in laboratory conditions was used hypodynamia. The mean left testis weight in males reared under hypodynamia from day 3 up to 180 days of age was lower than that of control (P<0.05), but the ...
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