Haemocytometer | definition of haemocytometer by Medical dictionary
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An apparatus for estimating the number of blood cells in a quantitatively measured volume of blood; consists of a glass pipette with an ampulla for collecting and diluting the blood, and a counting chamber marked in squares.
[hemo- + G. kytos, cell, + metron, measure]
haemocytometer A glass plate accurately engraved with a grid of squares on which a thin film of blood is allowed to spread so that cell counts can be done under the microscope. Also known as a counting chamber.
haemocytometer an instrument used to determine cell or spore counts. It consists of a grid etched on a glass block; the grid is usually of sides 1 mm, and is divided into 400 squares, each 0.0025mm2, in which the cells are counted under a microscope.
References in periodicals archive
An improved Neubauer haemocytometer
was used to count the total WBC's in the BF's.
Platelets count was done through Haemocytometer
method (Kolmer et al.
4%) stain in haemocytometer
and density of live cells were determined.
Similarly the spore count was determined from fresh broth after suitable dilution in a haemocytometer
The algae were harvested after 8-10 days, allowed to sediment in a refrigerator for 24h, decanted and the density was estimated using a Neubauer haemocytometer
The number of cells was counted with trypan blue in a haemocytometer
prior to each passage, and they were seeded again in a 1:2 ratio.
The tube was vortexed for 2-3 min to dislodge conidia from the insect and the concentration of conidia was determined using a haemocytometer
The cells were counted in a haemocytometer
at 400X magnification.
The number of conidia in the suspension was counted with a haemocytometer
, adjusted to (8 x [10.
Tumor viability was determined by Trypan blue exclusion test and cells were counted using Haemocytometer
Pollen grains were counted using a haemocytometer
following Lloyd (1965).