Camera lucida sketches of the zebrafish embryo at selected stages. This image is in the Segmentation period at the 12 hour 6 somite stage. The animal pole is to the top for the early stages, and anter...

Spinning disk confocal time-lapse imaging of the first mitosis in a C. elegans embryo expressing GFP-KNL-2 in which CeCENP-C was depleted by RNAi in strain OD31. Discrete foci of GFP signal within the...

Camera lucida sketches of the zebrafish embryo at selected stages. This image is in the Blastula period at the 2.75 hour 512 cell stage. The animal pole is to the top for the early stages, and anteri...

Camera lucida sketches of the zebrafish embryo at selected stages. This image is in the Blastula period at the 3.3 hour high cell stage. The animal pole is to the top for the early stages, and anteri...

Camera lucida sketches of the zebrafish embryo at selected stages. This image is in the Segmentation period at the 14 hour 10 somite stage. The animal pole is to the top for the early stages, and ant...

Camera lucida sketches of the zebrafish embryo at selected stages. This image is from the Pharyngula period at the 31 hour Prim-16 stage. The animal pole is to the top for the early stages, and anteri...

Camera lucida sketches of the zebrafish embryo at selected stages. This image is from the hatching period at the 60 hour pec-fin stage. The animal pole is to the top for the early stages, and anterio...

Camera lucida sketches of the zebrafish embryo at selected stages. This image is from the hatching period at the 72 hour protruding mouth stage. The animal pole is to the top for the early stages, an...

Camera lucida sketches of the zebrafish embryo at selected stages. This image is in the Cleavage period at the 0.75 hour 2 cell stage. The animal pole is to the top for the early stages, and anterior ...

Camera lucida sketches of the zebrafish embryo at selected stages. This image is in the Cleavage period at the 1 hour 4 cell stage. The animal pole is to the top for the early stages, and anterior is ...