1. Ali, I. U., and Hynes, R. O., 1978, The effects of LETS glycoprotein on cell motility, Cell 14:439–446.
2. Allan, I. J. ,and Newgreen, D. F., 1980, The origin and differentiation of enteric neurons of the intestines of the fowl embryo, Am. J. Anat. 157:137–154.
3. Balian, G., Click, E. M., Crouch, E., Davidson, J. ,and Bornstein, P., 1979, Isolation of a collageninding fragment for fibronectin and cold-soluble globulin, J. Biol. Chem. 254:1429–1432.
4. Bancroft, M., and Belliars, R., 1976, The neural crest cells of the trunk region of the chick embryo studied by SEM and TEM, Zoon 4:73–85.
5. Bellairs, R., Ireland, G. W., Sanders, E.J., and Stern, C. D., 1981, The behavior of embryonic chick and quail tissues in culture, J. Embryol. Exp. Morphol. 61:15–33.