Testicular biopsy specimens from adult patients affected with cryptorchidism, Klinefelter's
syndrome, and Del Castillo's syndrome were examined by light and electron microscopy …

Histological study of testicular biopsies from infertile men showing Sertoli‐cell‐only tubules
due to hypogonadotropic hypogonadism, cryptorchidism, oestrogen treatment …

Seventy‐three testicular biopsies from 54 children (aged 2 months‐14 years) with
undescended testes were examined by light and electron microscopy. The biopsies …

A quantitative and ultrastructural study was performed on biopsies of human cryptorchid
testes to investigate lesions in the lamina propria and Sertoli cells. Prepubertal cryptorchid …

Sertoli cells in testicular biopsies from 7 patients with Sertoli‐cell‐only syndrome, 8 patients
who had been treated with cyclophosphamide for testicular neoplasia, 8 patients with …

During puberty, normal somatic Sertoli cells undergo dramatic morphological changes due
to the differentiation of immature pre-Sertoli cells in functionally active adult Sertoli cells …

Two types of degenerating seminiferous tubules were found in cryptorchid testes with Sertoli
cell hyperplasia of children and adults: 1) tubules with central degeneration, and 2) tubules …

In order to study the granular transformation of Sertoli cells the following testicular
specimens were reviewed: 58 postmortem biopsies from 21 children and 37 young adult …

T HE classification of abnormalities of the endocrine and spermatogenic functions of the
testes is improving. Until a few years ago, the subject was extremely confused, largely as a …

Immediately after birth, the seminiferous tubule is composed of gonocytes, spermatogonia
and Sertoli cells. The gonocytes or primitive repro ductive cells are located mainly in the …