APA

Singer-Sam J., Grant M., LeBon J. M., Okuyama K., Chapman V., Monk M. & Riggs A. D. (19900926). Use of a HpaII-polymerase chain reaction assay to study DNA methylation in the Pgk-1 CpG island of mouse embryos at the time of X-chromosome inactivation. : Molecular and cellular biology.

Chicago

Singer-Sam J, Grant M, LeBon J M, Okuyama K, Chapman V, Monk M and Riggs A D. 19900926. Use of a HpaII-polymerase chain reaction assay to study DNA methylation in the Pgk-1 CpG island of mouse embryos at the time of X-chromosome inactivation. : Molecular and cellular biology.

Harvard

Singer-Sam J., Grant M., LeBon J. M., Okuyama K., Chapman V., Monk M. and Riggs A. D. (19900926). Use of a HpaII-polymerase chain reaction assay to study DNA methylation in the Pgk-1 CpG island of mouse embryos at the time of X-chromosome inactivation. : Molecular and cellular biology.

MLA

Singer-Sam J, Grant M, LeBon J M, Okuyama K, Chapman V, Monk M and Riggs A D. Use of a HpaII-polymerase chain reaction assay to study DNA methylation in the Pgk-1 CpG island of mouse embryos at the time of X-chromosome inactivation. : Molecular and cellular biology. 19900926.