Sperm production, SEM
Seminiferous tubule, light micrograph
Seminiferous tubules, light micrograph
Sperm production site, SEM
Seminiferous tubule of testis
Testis sperm production, light micrograph
Sperm production, artwork
Sperm, TEM
Fetal testis, light micrograph
Testis, light micrograph
Maturing spermatozoa, TEM
Seminiferous tubules in the testis, SEM
Sertoli cells, TEM
Sertoli cell, TEM
Sperm production, light micrograph
Human testis tubule filled with sperm
Testis anatomy
Sperm, SEM
Deformed sperm cell, SEM
Testis, SEM
Common frog testis, light micrograph
Spermatozoa, SEM
Sperm cells, SEM
Spermatogenesis in human testicle, light micrographs
Spermatogenesis in human testicle, light micrograph
Human seminiferous tubules, light micrographs
Testis, LM
Testis Leydig cells, light micrograph
Spermatogenesis in mammalian testis, light micrograph
Human spermatid manchette, light micrograph
Grasshopper spermatozoa, light micrograph
Spermatogenesis, light micrograph
Testis, TEM
Human testis neoplasia, light micrograph
Germ cell neoplasia, light micrograph
Seminiferous tubule in testis
Three seminiferous tubules in testis
Immature germ cell in semen, SEM
Cross-section of seminiferous tubules
Seminiferous tubule and Leydig cells, light micrographs
Testicle Leydig cells, light micrographs
Seminiferous tubules and Leydig cells, light micrographs
Human sperm centriole, light micrograph
Epididymis, light micrograph
Human testis, light micrograph
Male germinal epithelium, light micrograph
Spermatogenesis, TEM
Maturing sperm, SEM
Human kidney nephron, SEM
Blue mussel, light micrograph
Chromatoid body, TEM
Blood vessels supplying a testis, SEM
Human sperm cell, SEM
Abnormal human sperm cell, SEM
Sperm production
Sperm
Epididymis, LM
Secretory epithelium, light micrograph
Epididymis epithelium, light micrograph
Human seminiferous tubules, light micrograph
Testis blood vessels, SEM
Sperm cell, SEM
Red blood cells and sperm, SEM
Red blood cell and sperm, SEM
Epididymis, TEM
Human placenta, SEM
Epididymis, SEM
Ovarian primordial follicle, TEM
Endoplasmic reticulum, TEM
Seminiferous epithelium, TEM
Human testis, TEM
Human testicle, light micrograph
Sperm cell fertilising an egg cell, ESEM
Human sperm SEM X2250
False-colour SEM of a human sperm
Penis blood vessels, SEM
Human sperm
Testicle, light micrograph
Fertilisation, SEM