5 Types of Connective Tissues in Animals and their Functional Roles
All connective tissues have two common characteristics; they are all developed from embryonic mesoderm, and have a large amount of intercellular substance. The types of…
Medicine
How to Measure PCV Using Microhaematocrit Centrifuge
Most young medical laboratory analysts and students often grapple with the issue of how to measure PCV(Packed Cell Volume) of a blood sample. A microhaematocrit…
3 Important Photometric Techniques for Measuring Haemoglobin
Before the introduction of novel laboratory test procedures, haemoglobin was measured photometrically or estimated using a visual comparative technique. Haemoglobin values are expressed in grams…
How to Avoid Haemolysis of Blood Samples
Avoiding haemloysis of blood samples is germane in every medical laboratory work so as to achieve accurate analysis of test samples and to give a…
Pathogenicity and Laboratory Diagnosis of Dengue Virus
In trying to explain the laboratory diagnosis of Dengue virus, we first look at the various serotypes which include DEN-1, DEN-2, DEN-3, and DEN-4, that…
How to Detect Pneumocystis Carinii using Toluidine blue-0
The modified technique for the detection of Pneumocystis carinii of Gosey and his colleagues is highly recommended. This uses a glacial acid-sulphuric acid reagent to…
How to Detect Pneumocystis Carinii on Alveolar Exudates
Pneumocystis carinii is an opportunistic fungal pathogen, causing life-threatening pneumonia in immuno-compromised patients, particularly in AIDS patients. Infection probably occurs by inhaling the organism in…
Carcinogenic Effects of Chewing Betel Nut
Betel nut is actually the fruit of areca. Areca is a species of palm found in the tropics of Southeast Asia and on the islands…
Derivatives of Mineral Salts and their Functions in the Human Body
Mineral salts are constituents of structures: Proteins are involved in the formation of structures and connective tissues and fibres with sulfur and nitrogen been the…
5 Blood Pigments and their Functions in Humans and Animals
Haemoglobin is perhaps the most popular blood pigment known because it is often referred to in texts and science or medical academic literature more often…