The effects of x-irradiation have been quantitatively studied on single cells of a human
cervical carcinoma (HeLa) under conditions such that 100 per cent of the unirradiated cells …

Two methods for simple and rapid plating of single HeLa cells, human, carcinomatous cells,
are described. These result in growth and formation of colonies from each single cell. One of …

… Puck, TT, Quantitative measurement of virus action by the use of cell plathag techniques,
in Perspectives in Virology, (M. Pollard, editor), New York, John Wiley and Sons, in press. …

Studies ofmany aspects of the genetics and metabolism of animal cells are seriously
handicapped by lack of a simple, effective technique for large-scale colony production from single …

COLONY FIG. L.-Schematic representation of the BUdR-visible light technique for isolation
of nutritionally deficient mutant clones. The mixed cell population is exposed to BUdR in a …

… Puck, TT, and Fisher, HW, Genetics of somatic mammalian cells. I. Demonstration of the …
(a) Puck, TT, Quantitative measurement of virus action by the use of cell plating techniques, …

… 7 (a) Puck, TT, Single cell plating techniques applied to radiobiologic studies in mammalian
cells, Fed. Proc., 1957, 16, 429; (b) The mammalian cell as microorganism, in Rhythmic and …

T1 virus does not attach to its host cell, E. coli B, in distilled water. By the proper addition of
salts the rate of attachment can be adjusted to any desired value up to the maximum limit set …

The viability of pneumococcus, Type I, sprayed into the atmosphere from a liquid suspension
was measured as a function of the relative humidity. When broth, saliva, or 0.5 per cent …

… sub-clones of a culture which was first isolated in 1957 (PUCK, CIECIURA and ROBINSON
… on top of it (PUCK, MARCUS and CIECIURA 1956; FISHER and PUCK 1956). Experiments …