(in the terminology of W. Waldeyer) a radiating figure seen in an animal cell during division; = aster, n. 4(a).

Cell Biology (a) A star-shaped achromatinic structure surrounding the centrosome of a cell during mitosis; (b) the star-shaped grouping of the…

Cytology (now chiefly Historical). A substance which composes the fine threads seen in interphase nuclei; a thread or network composed of this…

transferred. Cytology. The chromosomal strands in a cell undergoing mitosis; used attributively to denote the stage of mitosis now known as prophase…

The tangled strands of chromosomal material seen in the early stages of cell division, formerly believed to be a single continuous strand (or two…

A karyokinetic figure formed in the modification of a cell-nucleus by the combination of four star-like masses of chromatin united by spindles or…

(a) = aster, n. 4. (b) An aster-like structure which may be present in or induced in the cell when the nucleus is not dividing.

Originally: the aster (aster, n. 4(a)) of a dividing cell, or the outer portion of this, exclusive of the centrosome. Later also: the centrosome of…

Cell Biology. A structure found in the cleavage furrow between two daughter cells towards the end of telophase in animal cells, containing the…

a cell nucleus having twice the regular chromosome number, formed by an uncompleted mitotic or meiotic cell division.

a set of several parallel threads seen adjacent to and coaxial with pairing chromosomes in meiosis.