1990
Prolactin and insulin are targeted to the regulated pathway in GH4C1 cells, but their storage is differentially regulated.
Reaves B, Van Itallie C, Moore H, Dannies P. Prolactin and insulin are targeted to the regulated pathway in GH4C1 cells, but their storage is differentially regulated. Endocrinology 1990, 4: 1017-26. PMID: 2284004, DOI: 10.1210/mend-4-7-1017.Peer-Reviewed Original ResearchConceptsGH4C1 cellsEpidermal growth factorPRL synthesisGrowth factorPreferential increaseCombination of estradiolRegulated pathwayRat pituitary tumor cellsIntracellular PRLPituitary tumor cellsBasal releasePRL releaseIntracellular proinsulinSame time courseHormone treatmentPRL storageTumor cellsProinsulin immunoreactivityMRNA levelsPRLInsulinSame peak heightHormoneProinsulinTreatment
1988
Estrogen induces accumulation of the mitochondrial ribonucleic acid for subunit II of cytochrome oxidase in pituitary tumor cells.
Van Itallie C, Dannies P. Estrogen induces accumulation of the mitochondrial ribonucleic acid for subunit II of cytochrome oxidase in pituitary tumor cells. Endocrinology 1988, 2: 332-7. PMID: 2837664, DOI: 10.1210/mend-2-4-332.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBase SequenceCell DivisionDNADNA, RecombinantElectron Transport Complex IVEnzyme InductionEpidermal Growth FactorEstradiolFemaleInsulinMaleMitochondriaMolecular Sequence DataNucleic Acid HybridizationPituitary NeoplasmsProlactinRatsRats, Inbred StrainsRNA, MessengerTumor Cells, CulturedConceptsCytochrome oxidase II geneCytochrome oxidaseMitochondrial ribonucleic acidMitochondrial genomePituitary tumor cell lineEpidermal growth factorMRNA accumulationNumber of copiesTumor cell linesPituitary tumor cellsCell proliferationMRNACell linesRibonucleic acidMaximal inductionGenesGrowth factorGrowth ratePRL mRNA
1986
Rat growth hormone gene expression is correlated with an unmethylated CGCG sequence near the transcription initiation site.
Strobl J, Dannies P, Thompson E. Rat growth hormone gene expression is correlated with an unmethylated CGCG sequence near the transcription initiation site. Biochemistry 1986, 25: 3640-8. PMID: 3013292, DOI: 10.1021/bi00360a025.Peer-Reviewed Original ResearchConceptsTranscription initiation siteInitiation siteGene expressionRat growth hormone gene expressionMethylation-sensitive restriction enzymesRat growth hormone geneHybrid cellsGene control regionsGrowth hormone geneThai sitesGrowth hormone gene expressionGH3 cellsCGCG sequenceControl regionDNA methylationBp 5Gene regionGH geneHormone geneHormone gene expressionRestriction enzymesMethylation statusRestriction sitesMouse fibroblastsGH gene expression
1982
Somatic cell hybridization of growth hormone-producing rat pituitary cells and mouse fibroblasts results in extinction of growth hormone expression via a defect in growth hormone RNA production.
Strobl J, Dannies P, Thompson E. Somatic cell hybridization of growth hormone-producing rat pituitary cells and mouse fibroblasts results in extinction of growth hormone expression via a defect in growth hormone RNA production. Journal Of Biological Chemistry 1982, 257: 6588-6594. PMID: 6176584, DOI: 10.1016/s0021-9258(20)65183-3.Peer-Reviewed Original ResearchConceptsMouse GH geneGH geneHybrid cellsHybrid cell DNAHigh molecular weight precursorNon-pituitary cellsSomatic cell hybridizationMolecular weight precursorMultiple restriction enzymesStructural geneTranscript degradationMature mRNARestriction enzyme analysisIncomplete transcriptsFlanking sequencesParental cell lineTranscriptional blockRestriction enzyme digestionRNA productionSouthern hybridizationCell hybridizationMRNA sequencesFibroblasts resultsGrowth hormone expressionMouse fibroblast cells