top view laboratory worker using capillary holder to make injection

capillary holder microinjector microinstrument intracytoplasmic sperm injection oocyte hormonal therapy fertilization transfer genetic embryo laboratory combine egg invitro embryology embryonic cultivation biopsy ivf equipment research technician medicine icsi healthcare science stem structure working collection cell biology biologist biochemistry advancement biotechnology examination fertility growth reproduction embryologist cytoplasmic lab worker microscope topview