1. Current Protocols in Molecular Biology;Ausubel,1988
2. Purification of biologically active globin messenger RNA by chromotography on oligothymidylic acid-cellulose;Aviv,1972
3. Double cos site vectors: simplified cosmid cloning;Bates;Gene,1983
4. Molecular characterization of a region of DNA associated with mutations at the agouti locus in the mouse;Bultman,1991
5. Ultrastructural observations of lethal yellow (Ay/Ay) mouse embryos;Calarco;J. Embryol. Exp. Morphol.,1976