John Gerhart Molecular & Cell Biology developmental biology, Xenopus laevis, Spemann's organizer, cortical rotation, cell cycle after fertilization, vegetal materials, blastula stage, egg cytoplasm
Richard Harland Molecular & Cell Biology molecular biology, early vertebrate development, Xenopus, embryo development
Tyrone B. Hayes Integrative Biology genetics, amphibians, developmental endocrinology, steroid hormones, metamorphosis, sex differentiation, hormonal differentiation, African clawed frog, Japnanes Kajika, Pine Barrens treefrog
Rebecca W. Heald Molecular & Cell Biology cell division, Xenopus, mitotic spindle assembly and function, size control of intracellular structures