Cortisol crystals, light micrograph
PLM of Androstenedione crystals
PLM of crystals of testosterone
PLM of crystals of estrone
PLM of crystals of pregnenolone
Testosterone hormone, light micrograph
Oestradiol, female sex hormone, PLM
PLM of crystals of progesterone
Oxytocin hormone crystals, LM
Oxytocin hormone crystals, PLM
Insulin crystals, light micrograph
Penicillin crystals, light micrograph
PLM of Cortisol
Nicotine crystals, polarised light micrograph
Vasopressin hormone crystals, LM
Insulin crystals, LM
Beclometasone crystals, SEM
Seminiferous tubule in testis
Three seminiferous tubules in testis
Glycine crystals, light micrograph
Tyrosine crystals, light micrograph
Lysine crystals, light micrograph
Serotonin crystals, light micrograph
Adenine crystals, light micrograph
Glutamine crystals, light micrograph
Asparagine crystals, LM
Cysteine crystals, light micrograph
Vitamin C crystals
NMDA crystals, light micrograph
Vitamin A crystals, light micrograph
Vitamin C crystals, light micrograph
Alanine and glutamine crystals, light micrograph
Vitamin C crystals, polarised light micrograph
Dopamine crystals, light micrograph
Cholesterol crystals, light micrograph
Paracetamol crystals, light micrograph
Cholecystokinin crystals
Glycine crystal, light micrograph
Adenine crystal, light micrograph
Cysteine crystal, light micrograph
Folic acid crystals, LM
Vitamin B6 crystals
Foetal testis, light micrograph
Light micrograph of vitamin C crystals
Light micrograph of citric acid crystals
Adrenal gland, light micrograph
Lactose crystals, polarised light micrograph
Testosterone test, conceptual image
Glucose crystals, light micrograph
Klinefelter syndrome, light micrograph
Benzamidine crystals, polarised LM
Hippuric acid crystals, light micrograph
Copper sulphate crystals, polarised LM