title: [Recent problems in cell culture systems using normal human cells].
abstract: Some remarkable studies of human cell culture have contributed to many basic and applied sciences on "normal human cells"; developments of biological products or physiologically activated substances. In this reviews, some problems concerning in vitro culture systems were discussed and recent advances on the researches of normal human cells were described.
authors.affiliation: Department of Virology and Rickettsiology, National Institute of Health, Tokyo, Japan.
authors.forename: H
authors.initials: H
authors.lastname: Okumura
authors.forename: K
authors.initials: K
authors.lastname: Yamada
mesh_terms: D002450:Cell Communication; D002455:Cell Division; D002471:Cell Transformation, Neoplastic; D002478:Cells, Cultured; D003584:Cytological Techniques; D005347:Fibroblasts / Q000166:cytology / Q000473:pathology; D006801:Humans; D013696:Temperature