birth_place image_size nationality work_institutions birth_date known_for article_title name alma_mater
the hague , netherlands 250px netherlands dutch university of cambridge cornell university reprogenetics althea 26 december 1951 reproductive medicine in-vitro fertilization cryopreservation jacques cohen
 jacques cohen erasmus university state university of leiden
jacques cohen

jacques cohen -lrb- december 26 , 1951 - -rrb- is a dutch embryologist living in new york , in the u.s. .
he is currently director at reprogenetics llc , laboratory director at art institute of washington at walter reed national military medical center -lrb- a joint fertility program with nih -rrb- , and scientific director of r & d at ivf-online .
he also serves as a project coordinator at althea .
while working with robert g. edwards , he reported the freezing and successfully thawing of a human blastocyst for in vitro fertilization as the senior embryologist at bourn hall clinic , cambridge .
at the same clinic , he developed methods to treat male factor infertility using in vitro fertilization -lrb- ivf -rrb- .
he also co-cultured human embryos with helper cells to promote growth .
cohen is known for the application of micromanipulation techniques to operate on eggs , sperm and embryos .
intracytoplasmic sperm injection -lrb- icsi -rrb- and assisted hatching are now routinely used worldwide to aid in helping couples achieve pregnancy .
he is the senior editor at reproductive biomedicine online .
he has also held faculty positions at emory university , cornell university medical college , and the university of connecticut .
