This could account for some reproducibility problems in cell line research, according to the authors of a comprehensive analysis of HeLa variants.

Authors of a new paper take issue with revisions to regulations on biospecimen research enacted last month, and argue that cell lines should be treated differently from other biospecimens.

An open-source microscopy method can super-resolve live cells even under low lighting.

The Catholic University of America professor was also known for his summer workshops on the latest techniques.

Leonard Freedman, president of the Global Biological Standards Institute, discusses the causes of irreproducible science and his latest effort to spread best practices.

An analysis of contaminated literature finds that tens of thousands of papers used cell lines of questionable origins—and these were in turn cited by hundreds of thousands of other papers.

Researchers continue to identify new T-cell subtypes—and devise ways to use them to fight cancer. The Scientist attempts to catalog them all.

Researchers describe hundreds of induced pluripotent stem cell lines from healthy individuals. 

A screen of human embryonic stem cell lines finds several that accumulated changes in the gene TP53, including aberrations commonly seen in cancer.