Interferon response of radioresistant and radiosensitive human head&neck tumor cell lines

Nu61, a radiation-resistant human tumor xenograft, was selected from a parental radiosensitive tumor SCC-61 by eight serial cycles of passage in athymic nude mice and in vivo irradiation.

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Khodarev NN, Beckett M, Labay E, Darga T, Roizman B, Weichselbaum RR