1. Cholinesterase in embryonic development;Drews;Prog Histochem Cytochem,1975
2. Chemical messengers in development: A hypothesis;McMahon;Science,1974
3. The role of neurohumors in early embryogenesis. II. Acetylcholine and catecholamine content in developing embryos of sea urchin;Buznikov;J Embryol Exp Morphol,1968
4. Cholinergic molecules modify the in vitro behavior of cells from early embryos of the medaka Oryzais latipes, a teleost fish;Fluck;Comp Biochem Physiol [C],1980
5. A comparative study on acethylcholine and acetylcholinesterase during development of the lepidopteran Philosamia ricini and the dipteran Sacrophaga ruficornis;Pant;Sci.,1978