Fertilization
In vitro fertilization, light microscope
ICSI method of in vitro fertilization
In vitro fertilization of an egg
Fertilisation
Human fertilisation, artwork
IVF treatment, light micrograph
IVF treatment
Artificial insemination, artwork
Acrosome reaction, artwork
Fertilisation, conceptual image
In vitro fertilisation
Fertilisation, SEM
Fertilisation, illustration
Preparing sperm for IVF
Human sperm and egg, artwork
Fertilisation, artwork
Sperm cell, artwork
Sperms swimming towards egg
Eggs selected for IVF
Egg selection for IVF
Sperm collection for IVF
Human egg and sperm, SEM
Egg storage for IVF
Harvested eggs for IVF
Sperm cell fertilising an ovum, artwork
Sperm collection
Sperm cell fertilising an egg cell, ESEM
Human sperm with dna, artwork
Sperm cells, artwork
Sperm processing
IVF witness
Human sperm, artwork
LM of sperm on egg during fertilisation
Cryostorage
Harvested human eggs
Sperm storage for IVF
False-colour SEM of an egg: in vitro fertilisation
IVF treatment, light microscope
Semen collection
Ovulation and fertilisation, artwork
Sperm cells swimming to egg in tube
In vitro fertilisation, light micrograph
False-colour SEM of sperm around a human egg
Seaweed female sex cells
Polyspermic egg
Human egg, SEM
Sperm selection for IVF
Developing egg
Ovarian follicles, light micrograph
Ovarian follicle, light micrograph
Sperm extraction for IVF
Plasmodium parasite cycle, diagram
Pronuclear egg cells, light micrograph
Stem cell research
Human sperm, SEM
Human sperm
Microscopic image of human sperm
Sperm production
Sperm
Maturing sperm, SEM
False-colour TEM of a human sperm
Genetic engineering
Embryo selection for IVF light micrograph
受精卵
Sperm fertilising egg held by a skeleton
Prostate gland anatomy, artwork
Human ovum
Human sperm, TEM.
Sperm production, SEM
Ovarian follicle, TEM
Ovarian follicle, SEM
Human sperm cells, SEM
Himalayan balsam pollen grain, SEM
IVF embryo, light micrograph
Human sperm cells, artwork
Male chromosomes
Primordial egg follicle in an ovary
Primordial egg follicles in an ovary
Graafian follicle, Light micrograph
Prostate, post-mortem
Sperm cell, SEM
Testis, TEM
3D Virus & Cell 2
Deformed sperm cell, SEM
Selective breeding of honey bees
Human sperm SEM X2250
Human testis tubule filled with sperm
Spawning brain coral
Normal and atypical sperm
Sperm production, artwork
Sperm cell
Sertoli cells, diagram
Mating garden snails, Cornu aspersum
Sperm cells, SEM