PubMed=300025; DOI=10.1038/bjc.1977.22; PMCID=PMC2025323
Abraham Karpas;
A human haemic cell line capable of cellular and humoral killing of normal and malignant cells.
Br. J. Cancer 35:152-160(1977)

PubMed=412508; DOI=10.1038/bjc.1977.212; PMCID=PMC2025377
Abraham Karpas;
A humoral cytotoxic substance produced by a human killer cell line.
Br. J. Cancer 36:437-445(1977)

DOI=10.1007/978-1-4613-2823-0_29
Abraham Karpas;
Viruses and human leukemia in vitro.
(In book chapter) Human leukemia. Cytochemical and ultrastructural techniques in diagnosis and research. Developments in Oncology, Vol. 14; Polliack, Aaron (eds.); pp.495-526; Martinus Nijhoff Publishing; Boston; USA (1984)

PubMed=2784005; DOI=10.1073/pnas.86.4.1343; PMCID=PMC286686
Hachiro I. Yamanaka, Abraham Karpas;
Identity of human B-cell line cytotoxic lymphokine with tumor necrosis factor type beta.
Proc. Natl. Acad. Sci. U.S.A. 86:1343-1347(1989)

PubMed=1591220; DOI=10.1093/intimm/4.4.519
Jian Ni, Anthony Meager, Abraham Karpas;
Characterization and partial purification of a novel cytotoxic lymphokine (factor 2) produced by a human B cell line (Karpas 160).
Int. Immunol. 4:519-531(1992)