2024
Metastasis of colon cancer requires Dickkopf-2 to generate cancer cells with Paneth cell properties.
Shin J, Park J, Lim J, Jeong J, Dinesh R, Maher S, Kim J, Park S, Hong J, Wysolmerski J, Choi J, Bothwell A. Metastasis of colon cancer requires Dickkopf-2 to generate cancer cells with Paneth cell properties. ELife 2024, 13 PMID: 39535280, PMCID: PMC11560131, DOI: 10.7554/elife.97279.Peer-Reviewed Original ResearchConceptsCancer cellsDickkopf-2Analysis of transcriptomeGeneration of cancer cellsPositive cancer cellsStem cell niche factorsColon cancer cellsPaneth cell differentiationHepatocyte nuclear factor 4 alphaLysozyme positive cellsChromatin accessibilityHNF4A proteinSingle-cell RNA sequencing analysisCell propertiesPaneth cell markersSequence analysisChromatin immunoprecipitationPromoter regionTranscription factorsTranscriptome analysisColon cancerColon cancer metastasisReduction of liver metastasisDownstream targetsCell differentiation
2019
Cathepsin K-deficient osteocytes prevent lactation-induced bone loss and parathyroid hormone suppression
Lotinun S, Ishihara Y, Nagano K, Kiviranta R, Carpentier VT, Neff L, Parkman V, Ide N, Hu D, Dann P, Brooks D, Bouxsein ML, Wysolmerski J, Gori F, Baron R. Cathepsin K-deficient osteocytes prevent lactation-induced bone loss and parathyroid hormone suppression. Journal Of Clinical Investigation 2019, 129: 3058-3071. PMID: 31112135, PMCID: PMC6668688, DOI: 10.1172/jci122936.Peer-Reviewed Original ResearchConceptsLactation-induced bone lossParathyroid hormoneBone lossBone resorptionCathepsin KMilk calcium levelsParathyroid hormone suppressionSerum parathyroid hormoneRegulation of PTHOsteoclastic bone resorptionTrabecular bone volumeOsteocyte lacunar areaHormone suppressionHigh calcium demandOsteoclast numberCortical thicknessEffect of lactationCalcium levelsNormal rangeBone volumeCalcium demandExact mechanismLacunar areaResorptionSufficient calciumNHERF1 Is Required for Localization of PMCA2 and Suppression of Early Involution in the Female Lactating Mammary Gland
Jeong J, Kim W, Hens J, Dann P, Schedin P, Friedman PA, Wysolmerski JJ. NHERF1 Is Required for Localization of PMCA2 and Suppression of Early Involution in the Female Lactating Mammary Gland. Endocrinology 2019, 160: 1797-1810. PMID: 31087002, PMCID: PMC6619491, DOI: 10.1210/en.2019-00230.Peer-Reviewed Original ResearchConceptsPlasma membrane calcium ATPase 2Mammary epithelial cellsSpecialized plasma membrane domainsMammary epithelial cell deathLuminal epithelial cellsCell deathPremature mammary gland involutionBreast cancer cellsApical-basal polarityEpithelial cellsPlasma membrane domainsApical membraneSecretory luminal epithelial cellsExchanger regulatory factor 1Cell death pathwaysNHERF1 expressionMammary gland involutionCancer cellsRegulatory factor 1Sodium-hydrogen exchanger regulatory factor-1Lactating Mammary GlandNormal mammary epithelial cellsMembrane localizationEpithelial cell deathMembrane domains
2018
Adipocyte hypertrophy and lipid dynamics underlie mammary gland remodeling after lactation
Zwick RK, Rudolph MC, Shook BA, Holtrup B, Roth E, Lei V, Van Keymeulen A, Seewaldt V, Kwei S, Wysolmerski J, Rodeheffer MS, Horsley V. Adipocyte hypertrophy and lipid dynamics underlie mammary gland remodeling after lactation. Nature Communications 2018, 9: 3592. PMID: 30181538, PMCID: PMC6123393, DOI: 10.1038/s41467-018-05911-0.Peer-Reviewed Original ResearchConceptsMouse mammary glandMilk-producing epithelial cellsTissue-specific rolesMammary glandAdipose growthLipid dynamicsGenetic tracingPhysiological examplesFunctional implicationsCellular mechanismsAdipocyte hypertrophyMature adipocytesEssential roleVivo analysisTissue functionMammary epitheliumAdipocytesEpithelial cellsAdipocyte precursorsSubsequent involutionMilk lipidsPrimary mechanismMechanismLipidomicsMilk fat production
2010
Characterization of the Six1 homeobox gene in normal mammary gland morphogenesis
Coletta RD, McCoy EL, Burns V, Kawakami K, McManaman JL, Wysolmerski JJ, Ford HL. Characterization of the Six1 homeobox gene in normal mammary gland morphogenesis. BMC Developmental Biology 2010, 10: 4. PMID: 20074369, PMCID: PMC2823684, DOI: 10.1186/1471-213x-10-4.Peer-Reviewed Original ResearchConceptsNormal mammary gland developmentAdult mammary glandMammary gland developmentMammary glandMammary developmentBreast cancerMouse modelBreast tumorigenesisEmbryonic mammary glandPostnatal mammary developmentRag1-/- miceNormal mammary gland morphogenesisGland developmentTransgenic mouse modelBreast cancer initiationViable therapeutic targetIndependent mouse modelsAdult mouse mammary glandAnti-cancer therapyMammary stem cellsFamily membersMouse mammary glandUnwanted side effectsRole of Six1Invasive carcinoma