ROBERT C. MELLORS 399 to detect in cervical smears optical differences between normal
cells and cells which have abnormal features suggestive of but not conclusive for cancer …

Publisher Summary This chapter discusses quantitative microscopical techniques for single
cells and describes the techniques in which a microscope with ancillary equipment is used …

This paper describes an instrument for microspectrofluorometry, based on the Leitz
microspectrograph. A recent description of this instrument has been published by Rost and …

A photographic method of microspectrography applicable to living cells is described.
Absorption spectra and the total amounts of absorbing substance in living chick fibroblast …

MICKOSPECTROPHOTOMETRY is an effective means of estimating the amounts of various
constituents of single cells. There are, however, many factors which can influence the overall …

A simple, yet rapid and accurate apparatus for cytophotometry is described. It employs rapid
scanning of an object field of 9× 9 µ with a light spot of 0.8 µ in diameter. Light source …

This paper describes a microscope optical system coupled with an electronically
programmed and activated microscope stage for automatic continuous two-dimensional …

IT is now possible to apply quantitative cytochemical procedures, with the sources of error
kept under control, for the analysis of biologically important substances in nerve cells and …

The use of off-peak measurements in Feulgen cytophotometry is reported, using intact
diploid (x) and tetraploid (y) nuclei of the human anterior pituitary gland as the experimental …

FOLLOWIXG the classical researches of Caspersson (1936), there has been an increasing
interest in cytochemical analysis of biological material by the measurement of its specific …