Grasshopper spermatozoa, light micrograph
Spermatozoa, SEM
Maturing spermatozoa, TEM
Human spermatid manchette, light micrograph
Spermatogenesis, light micrograph
Secretory epithelium, light micrograph
Epididymis epithelium, light micrograph
Human testis, light micrograph
Testis sperm production, light micrograph
Fetal testis, light micrograph
Testis, light micrograph
Seminiferous tubules, light micrograph
Male germinal epithelium, light micrograph
Seminiferous tubule, light micrograph
Epididymis, light micrograph
Human sperm centriole, light micrograph
Seminiferous tubule and Leydig cells, light micrographs
Testicle Leydig cells, light micrographs
Seminiferous tubules and Leydig cells, light micrographs
Sperm production, SEM
Spermatogenesis, TEM
Common frog testis, light micrograph
Leech, light micrograph
Spermatogenesis in mammalian testis, light micrograph
Sperm, TEM
Immature germ cell in semen, SEM
Blue mussel, light micrograph
Epididymis, LM
Liver fluke, LM
Human seminiferous tubules, light micrograph
Human testis neoplasia, light micrograph
Germ cell neoplasia, light micrograph
Human testicle, light micrograph
Testicle, light micrograph
Giant roundworm, light micrograph
Testis, LM
Sperm production, light micrograph
Human epididymis, light micrograph
Testis epididymis, light micrograph
Ovary, LM
Normal and atypical sperm
Spermatogenesis in human testicle, light micrographs
Spermatogenesis in human testicle, light micrograph
Human seminiferous tubules, light micrographs
Spermatic cord, light micrograph
Seminiferous tubule of testis
Sperm production site, SEM
Seminiferous tubule in testis
Three seminiferous tubules in testis
Foetal testis, light micrograph
Cross-section of seminiferous tubules
Seminoferous tubules, light micrograph
Testis, TEM
Sertoli cell, TEM
Seminiferous epithelium, TEM
Human testis, TEM
Meiosis, LM
Yolk sac tumour, light micrograph
Testis Leydig cells, light micrograph
Klinefelter syndrome, light micrograph
Dragonfly hamulus, SEM
Testicular cancer seminoma c-kit stain, light micrograph
Sperm production, artwork
Epididymis, TEM
Epididymis section, light micrograph
Spermatogonia, TEM
Sperm, SEM
Male flea, LM
Human fleas, LM
Iodamoeba buetschlii parasitic cyst
Sertoli cells, TEM
Blood vessels and nerves, light micrograph
Vas deferens, light micrograph
Pampiniform plexus, light micrograph
Testicular germ cell tumour, light micrograph
Mosquito testis infected with bacteria
LM of a cyst caused by Trichinella spiralis
Beaver penis, SEM
Polyartha sp. rotifer, light micrograph
Primordial egg follicle in an ovary
Primordial egg follicles in an ovary
Graafian follicle, Light micrograph
Secondary oocyte in the human ovary
Prostate gland, light micrograph
Frog egg, light micrograph
Chromatoid body, TEM
Spermatid chromatoid body, TEM
Ovarian follicle, light micrograph
Human prostate gland, light micrograph