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Published on: June 7, 2018
Cancer-specific density changes in lymphocytes after stimulation with phytohaemagglutinin
Lancet (London, England)
|December 16, 1978
Summary
A new S.C.M. test using fluorescence polarization accurately identified abnormal lymphocyte distribution in cancer patients. This method effectively distinguishes malignant disease from nonmalignant conditions and healthy individuals.
Area of Science:
- Immunology
- Oncology
- Biophysical Techniques
Background:
- Lymphocyte function is crucial in immune response.
- Abnormalities in lymphocyte distribution can indicate disease.
- Phytohaemagglutinin is a common mitogen used to stimulate lymphocytes.
Purpose of the Study:
- To evaluate a novel fluorescence polarization technique (S.C.M. test) for detecting lymphocyte abnormalities.
- To assess the S.C.M. test's ability to differentiate between patients with malignant disease and those with nonmalignant conditions or healthy controls.
Main Methods:
- Utilized a fluorescence polarization assay (S.C.M. test).
- Measured lymphocyte responses to phytohaemagglutinin.
- Analyzed lymphocyte distribution after centrifugation through lymphocyte separation medium.
Main Results:
- Responsive lymphocytes from patients with malignant disease showed abnormal distribution.
- The S.C.M. test accurately distinguished patients with histologically proven malignancies.
- The technique also differentiated malignancies from nonmalignant disease and normal individuals in a blind series.
Conclusions:
- The S.C.M. test is a promising tool for detecting lymphocyte abnormalities associated with malignancy.
- This fluorescence polarization technique offers a potential method for cancer diagnosis and patient stratification.

