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43. Identification and characterization of a gene that is coamplified with dihydrofolate reductase in a methotrexate-resistant CHO cell line. Foreman PK; Hamlin JL Mol Cell Biol; 1989 Mar; 9(3):1137-47. PubMed ID: 2725490 [TBL] [Abstract][Full Text] [Related]
44. Cell cycle regulation of dihydrofolate reductase mRNA metabolism in mouse fibroblasts. Hendrickson SL; Wu JS; Johnson LF Proc Natl Acad Sci U S A; 1980 Sep; 77(9):5140-4. PubMed ID: 6933549 [TBL] [Abstract][Full Text] [Related]
45. Distinct roles for Sp1 and E2F sites in the growth/cell cycle regulation of the DHFR promoter. Jensen DE; Black AR; Swick AG; Azizkhan JC J Cell Biochem; 1997 Oct; 67(1):24-31. PubMed ID: 9328836 [TBL] [Abstract][Full Text] [Related]
46. Expression of an antisense dihydrofolate reductase transcript in transfected mosquito cells: effects on growth and plating efficiency. Shotkoski FA; Fallon AM Am J Trop Med Hyg; 1994 Apr; 50(4):433-9. PubMed ID: 8166349 [TBL] [Abstract][Full Text] [Related]
47. Properties of an altered dihydrofolate reductase encoded by amplified genes in cultured mouse fibroblasts. Haber DA; Beverley SM; Kiely ML; Schimke RT J Biol Chem; 1981 Sep; 256(18):9501-10. PubMed ID: 7287696 [TBL] [Abstract][Full Text] [Related]
49. Gene amplification in methotrexate-resistant mouse cells. I. DNA rearrangement accompanies dihydrofolate reductase gene amplification in a T-cell lymphoma. Tyler-Smith C; Alderson T J Mol Biol; 1981 Dec; 153(2):203-18. PubMed ID: 6279870 [No Abstract] [Full Text] [Related]
50. Amplified dihydrofolate reductase genes in unstably methotrexate-resistant cells are associated with double minute chromosomes. Kaufman RJ; Brown PC; Schimke RT Proc Natl Acad Sci U S A; 1979 Nov; 76(11):5669-73. PubMed ID: 293670 [TBL] [Abstract][Full Text] [Related]
51. Studies on the amplification of dihydrofolate reductase genes in methotrexate-resistant cultured mouse cells. Schimke RT; Kaufman RJ; Nunberg JH; Dana SL Cold Spring Harb Symp Quant Biol; 1979; 43 Pt 2():1297-303. PubMed ID: 290443 [No Abstract] [Full Text] [Related]
52. Selective multiplication of dihydrofolate reductase genes in methotrexate-resistant variants of cultured murine cells. Alt FW; Kellems RE; Bertino JR; Schimke RT J Biol Chem; 1978 Mar; 253(5):1357-70. PubMed ID: 627542 [No Abstract] [Full Text] [Related]
53. Analysis of dihydrofolate reductase gene amplification in a methotrexate-resistant human tumor cell line. Meltzer PS; Cheng YC; Trent JM Cancer Genet Cytogenet; 1985 Aug; 17(4):289-300. PubMed ID: 4016714 [TBL] [Abstract][Full Text] [Related]
54. Protein-DNA interactions at the major and minor promoters of the divergently transcribed dhfr and rep3 genes during the Chinese hamster ovary cell cycle. Wells J; Held P; Illenye S; Heintz NH Mol Cell Biol; 1996 Feb; 16(2):634-47. PubMed ID: 8552092 [TBL] [Abstract][Full Text] [Related]
55. In vitro and in vivo analysis of the control of dihydrofolate reductase gene transcription in serum-stimulated mouse fibroblasts. Santiago C; Collins M; Johnson LF J Cell Physiol; 1984 Jan; 118(1):79-86. PubMed ID: 6690454 [TBL] [Abstract][Full Text] [Related]
56. Transcription of the mouse dihydrofolate reductase gene proceeds unabated through seven polyadenylation sites and terminates near a region of repeated DNA. Frayne EG; Leys EJ; Crouse GF; Hook AG; Kellems RE Mol Cell Biol; 1984 Dec; 4(12):2921-4. PubMed ID: 6084812 [TBL] [Abstract][Full Text] [Related]
57. Chromosome-mediated transfer and amplification of an altered mouse dihydrofolate reductase gene. Haber DA; Schimke RT Somatic Cell Genet; 1982 Jul; 8(4):499-508. PubMed ID: 7123452 [TBL] [Abstract][Full Text] [Related]
58. Transcriptional mapping of the amplified region encoding the dihydrofolate reductase-thymidylate synthase of Leishmania major reveals a high density of transcripts, including overlapping and antisense RNAs. Kapler GM; Beverley SM Mol Cell Biol; 1989 Sep; 9(9):3959-72. PubMed ID: 2476667 [TBL] [Abstract][Full Text] [Related]
59. Gene amplification and drug resistance in cultured murine cells. Schimke RT; Kaufman RJ; Alt FW; Kellems RF Science; 1978 Dec; 202(4372):1051-5. PubMed ID: 715457 [TBL] [Abstract][Full Text] [Related]