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Biomedical subjects

J K Sarkar

Publications and source records attributed to J K Sarkar.

At least 19 recordsLinked to original sources

Concurrent smallpox and chickenpox.

Three patients showing smallpox- and chickenpox-like lesions simultaneously were investigated virologically. Both infections were confirmed in the laboratory and, in one case, by electron microscopy.

Adolescent

The minimum protective level of antibodies in smallpox.

Blood samples from 57 contacts of 6 smallpox cases were tested for haemagglutination-inhibiting (HI) and neutralizing antibodies. All 6 contacts who subsequently developed smallpox were unvaccinated and had neutralizing antibody titres of 10 or less. However, 6 unvaccinated contacts with similar antibody levels did not develop smallpox. None of the 41 vaccinated contacts, regardless of their antibody level, contracted the disease.

Adolescent