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UPENN_ITMAT

@itmat.bsky.social
79 followers 50 following 167 posts

ITMAT was launched formally in January 2005; the first Institute of Translational Medicine And Therapeutics in the world.

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UPENN_ITMAT @itmat.bsky.social · 29/09/2026
Establishing #Fruitfly model to discern #MolecularMechanisms of #Sleep & #CircadianClock related #MetabolicDysfunction for developing #TherapeuticOpportunities elifesciences.org/articles/108... @weljielab #Metabolomics #TranslationalScience
elifesciences.org
Integrated respirometry and metabolomics unveil circadian metabolic dynamics in Drosophila
Wild-type flies anticipate daily respiratory demands by coordinating substrate use, whereas short-sleep and clock-deficient mutants shift toward reactive fuel use and altered redox metabolism.
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UPENN_ITMAT @itmat.bsky.social · 24/09/2026
#TherapeuticPotential of combining #IRE1α and #KRAS inhibition in #PancreaticDuctalAdenocarcinoma doi.org/10.1073/pnas... #PDAC #Hypoxia #Oncology #LiverCancer #SolidTumor #TranslationalScience
doi.org
IRE1α–XBP1s signaling links lipid homeostasis to hypoxic maladaptation and KRAS inhibitor responses in pancreatic ductal adenocarcinoma | PNAS
Pancreatic ductal adenocarcinoma (PDAC) is among the most hypoxic human tumors. Because fatty acid (FA) desaturation is oxygen-dependent, hypoxia c...
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UPENN_ITMAT @itmat.bsky.social · 22/09/2026
Importance of a life course approach to #Prevention and intervention that addresses #RiskFactors for #FunctionalImpairment in younger individuals and those in early middle age doi.org/10.1371/jour... #HealthyAging #PreventiveHealth #TranslationalScience
doi.org
Trends in trajectories and incidence of functional impairment in middle-aged Americans
The prevalence of functional impairment (i.e., difficulty performing daily activities such as bathing and dressing) has increased among middle-aged Americans, but longitudinal data are lacking. The ob...
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UPENN_ITMAT @itmat.bsky.social · 18/09/2026
Improving the safety and efficiency of adenine base-editing therapies www.nature.com/articles/s41... @kiranmusunuru.bsky.social @ahrensnicklas.bsky.social #CRISPR #Phenylketonuria #PseudoxanthomaElasticum #HereditaryTyrosinemia
nature.com
Improved specificity and efficiency of in vivo adenine base editing therapies with hybrid guide RNAs - Nature Biomedical Engineering
Hybrid gRNAs significantly increase targeted editing in the liver while simultaneously reducing unwanted bystander editing in humanized mouse models.
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UPENN_ITMAT @itmat.bsky.social · 15/09/2026
Characterizing #Inflammation induced #Metabolomics changes in mouse models of #ImmuneActivation and in tissue culture #Macrophages doi.org/10.1016/j.jb... @Caroline_Bartma @ejohnwherry.bsky.social #ImmuneResponse #TranslationalScience
doi.org
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UPENN_ITMAT @itmat.bsky.social · 10/09/2026
Building an understanding on the physical & chemical roles of membranes to bind #Coagulation proteins & to affect their function doi.org/10.1073/pnas... #FactorV #FactorVIII #StructuralBiology #MembraneBiology #CryoEM #TranslationalScience
doi.org
PNAS
Proceedings of the National Academy of Sciences (PNAS), a peer reviewed journal of the National Academy of Sciences (NAS) - an authoritative source of high-impact, original research that broadly spans...
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UPENN_ITMAT @itmat.bsky.social · 08/09/2026
Single #lncRNA integrates #Inflammatory and #Metabolic signals to regulate #CardiovascularHomeostasis doi.org/10.1016/j.ce... @FitzGerald__Lab #PACERR #GeneRegulation #Cyclooxygenase #TranslationalScience
doi.org
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UPENN_ITMAT @itmat.bsky.social · 03/09/2026
Elucidating pharmacological targets of Sodium-glucose cotransporter 2 inhibitors (SG LT2i) www.science.org/doi/10.1126/... @AranyLab #HeartFailure #SGLT2 #CardiacMetabolism #TranslationalScience
science.org
SGLT2 inhibitors activate pantothenate kinase in the human heart
Sodium-glucose cotransporter 2 inhibitors (SGLT2i) reduce mortality in heart failure, but their pharmacological target remains unclear. In this study, we showed that SGLT2i directly activate pantothen...
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UPENN_ITMAT @itmat.bsky.social · 01/09/2026
#SpatialNT-Seq to spatially co-map newly synthesized and pre-existing #RNA in intact tissues www.nature.com/articles/s41... @hao_wu_7 #SpatialTranscriptomics #RNAturnover #SpatialBiology #TranslationalScience
nature.com
Spatial mapping of RNA turnover kinetics in the mouse brain - Nature Neuroscience
The authors developed spatial NT-seq to map the landscape of RNA turnover and stability regulation in the mouse brain, identifying the dentate gyrus as a turnover hotspot and revealing region-specific...
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UPENN_ITMAT @itmat.bsky.social · 28/08/2026
Dissecting mechanistic leads to map #Craniofacial & #Cardiovascular defects in #CongenitalDisorders including #Kleefstra syndrome doi.org/10.1172/JCI2... @JonEpsteinLab #RareDisease #TranslationalScience
doi.org
JCI - Combined loss of histone methyltransferases GLP and G9a disrupts neural crest cell fate determination
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UPENN_ITMAT @itmat.bsky.social · 25/08/2026
Novel #MouseModel allows study of #Senolytic mechanisms linked to specific cell types doi.org/10.1016/j.jc... @kaestner_klaus #LiverDisease #AgingResearch #CellularSenescence #TranslationalScience
doi.org
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UPENN_ITMAT @itmat.bsky.social · 21/08/2026
Defining therapeutic options to target advanced disease refractory to conventional #CARTCell therapy through nonactivated #CARTCell as distinct cell biological state doi.org/10.1182/bloo... @carlhjune #CARTcelltherapy #CellTherapy #TranslationalScience
doi.org
Single-day nonactivated IL-18–armed CAR T cells establish a durable, stemlike state with enhanced persistence
Key PointsNonactivated CART19-IL-18 cells generated within 24 hours retain a naïve-like, exhaustion-resistant phenotype with enhanced potency.IL-18 enhance
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UPENN_ITMAT @itmat.bsky.social · 19/08/2026
Characterizing #Immunoregulatory roles of #Itch inducing neurons in #Psoriasis doi.org/10.1016/j.ji... #Pruritus #GammaDeltaTCells #Neuroimmunology #Immunology #SensoryNeurons #TranslationalScience
doi.org
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UPENN_ITMAT @itmat.bsky.social · 14/08/2026
Towards safer #Therapeutics: Structured semantic data enhances #ToxicityPrediction of molecule substructures doi.org/10.1016/j.is... @JDRomano2 #MachineLearning #SemanticModel #TranslationalScience
doi.org
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UPENN_ITMAT @itmat.bsky.social · 12/08/2026
Magnitude of time-of-day differences in #GeneExpression vary considerably between individuals journals.sagepub.com/doi/10.1177/... #Circadian #BiologicalRhythm #TranslationalScience
journals.sagepub.com
Defining and Detecting Global Transcriptional Amplitude in Circadian Gene Expression - Michael M. Saint-Antoine, Ron C. Anafi, 2026
Many genes exhibit circadian rhythms in expression. The amplitude of oscillation, both in core clock and circadian output genes, may differ from person to perso...
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UPENN_ITMAT @itmat.bsky.social · 07/08/2026
#RetinalAge emerges as #Biomarker for #EarlyDetection of #CognitiveDecline doi.org/10.1016/j.xo... #BiologicalAge #DeepLearning #TranslationalScience
doi.org
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UPENN_ITMAT @itmat.bsky.social · 04/08/2026
Foundation to understand #BiologicalMechanism of #CentromereEvolution and its implications for #Chromosome segregation fidelity and #HumanDisease doi.org/10.1038/s415... @glennislogsdon.bsky.social #Centromere #TranslationalScience
doi.org
A global view of human centromere variation and evolution - Nature
Complete sequencing of more than 2,000 centromeres from diverse humans reveals structures and elevated mutation rates that shape the evolution of these critically important regions.
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UPENN_ITMAT @itmat.bsky.social · 31/07/2026
Plasticity in #CellCellCommunication may be central for how cell fate is robustly established in complex patterned tissues doi.org/10.1038/s415... @ksusztak.bsky.social #SingleCellRNASequencing #SpatialTranscriptomics #KidneyDevelopment
doi.org
Single-cell spatial mapping of human kidney development implicates the microenvironment in guiding cell fate decisions - Nature Genetics
The spatial organization of human kidney development is explored using single-cell RNA sequencing and spatial transcriptomics, highlighting the crucial role of microenvironmental signals in guiding ce...
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UPENN_ITMAT @itmat.bsky.social · 28/07/2026
Telomere length within normal human range represents critical determinant of hematopoietic reserve capacity under proliferative stress doi.org/10.1016/j.jb... #TelomereBiologyDisorders #DyskeratosisCongenita #HoyeraalHreidarssonSyndrome
doi.org
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UPENN_ITMAT @itmat.bsky.social · 23/07/2026
Uncovering new #TherapeuticOpportunities to reduce #Dyslipidemia and susceptibility to #LiverDisease by studying variants of glucokinase regulatory protein doi.org/10.1016/j.mo... @PaulTitchenell #GKRP #CholesterolMetabolism #TranslationalScience
doi.org
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UPENN_ITMAT @itmat.bsky.social · 21/07/2026
WHERE ART AND SCIENCE MEET: community still life + student showcase. ITMAT Education invites you to draw, observe and reflect this Thursday from 5-7 PM at the Institute of Contemporary Art, RSVP required, virtual option available, details on flyer
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UPENN_ITMAT @itmat.bsky.social · 17/07/2026
Neither #Microbiome nor LPS-TLR4 #Signaling is required for #CerebralCavernousMalformations formation in the adult #MouseModel insight.jci.org/articles/vie... #Brain #VascularMalformation #NullResult #TranslationalScience
insight.jci.org
JCI Insight - Growth of PIK3CA-driven cerebral cavernous malformations does not require microbiome stimulation
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UPENN_ITMAT @itmat.bsky.social · 15/07/2026
Disentangling the role of #CircadianClocks in #Tanycytes with implications for sex-specific modulation of #BodyComposition and #Neurogenesis doi.org/10.1016/j.ce... @amitaseh @chronosleepinst #SexualDimorphism #Neuroscience #TranslationalScience
doi.org
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UPENN_ITMAT @itmat.bsky.social · 09/07/2026
Structured #Workforce feedback through embedded well-being consultants reduces lag between problem identification & solution implementation in #ClinicalCare catalyst.nejm.org/doi/10.1056/... #HealthSystemInnovation #BurnoutPrevention #TranslationalScience
catalyst.nejm.org
The Blue Coats Program to Improve and Sustain Workforce Well-Being
Between August 2022 and April 2025, the Blue Coats team conducted multiweek interventions across multiple clinical sites to understand the daily frictions, delays, and tensions that shape the lived...
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UPENN_ITMAT @itmat.bsky.social · 07/07/2026
Finetuning #Pharmacotherapy options for managing #Hypertension in #HeartFailure With #PreservedEjectionFraction
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UPENN_ITMAT @itmat.bsky.social · 02/07/2026
Happy 4th of July and 250th Anniversary!
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UPENN_ITMAT @itmat.bsky.social · 30/06/2026
Prospective longitudinal cohort study of #BreastCancer patients determines potential #MolecularBiomarkers for #Cancer therapy-related #CardioToxicity doi.org/10.1093/eurh... #CardioOncology #CardioOnc #TranslationalS
doi.org
Validate User
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UPENN_ITMAT @itmat.bsky.social · 26/06/2026
#AI leverages biological data at scale for CAR T cell target discovery doi.org/10.1016/j.ce... @carlhjune #CARTcelltherapy #CellTherapy #CARTCell #LLM #TranslationalScience
doi.org
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UPENN_ITMAT @itmat.bsky.social · 23/06/2026
#MechanicalStress to #MetabolicDysfunction & #Contractile impairment with #Cytoskeletal #Remodeling & #AMPK #Signaling as potential #TherapeuticTargets in #HeartFailure doi.org/10.1016/j.ce... @MarguliesLab #TranslationalScience
doi.org
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UPENN_ITMAT @itmat.bsky.social · 18/06/2026
#UrinaryProteomics offer insight into #PatientOutcomes for #CongenitalDiaphragmaticHernia & #FallotTetralogy while reducing #PatientBurden
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UPENN_ITMAT @itmat.bsky.social · 16/06/2026
Moving towards a one-time therapy to permanently correct #Phenylketonuria metabolism doi.org/10.1016/j.om... @kiranmusunuru.bsky.social @ahrensnicklas.bsky.social #LipidNanoparticles #Nanomedicine #TranslationalScience
doi.org
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UPENN_ITMAT @itmat.bsky.social · 11/06/2026
Boosting the #Diagnostic rate for patients with suspected #Mendelian #GeneticDisorders doi.org/10.1016/j.gi... @yosephbarash.bsky.social #GenomeSequencing #ExomeSequencing #TranslationalScience
doi.org
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UPENN_ITMAT @itmat.bsky.social · 09/06/2026
Integrated multimodal #Imaging, #Omics & #Clinical approaches in the Penn Medicine BioBank advance understanding of #CoronaryMicrovascular #Biology
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UPENN_ITMAT @itmat.bsky.social · 04/06/2026
#CARTCell mediated desensitization strategies in #KidneyTransplant recipients at high risk of antibody-mediated #TransplantRejection www.nejm.org/doi/pdf/10.1... #CARTcelltherapy #Kidney #HLAsensitization #TranslationalScience
nejm.org
Kidney Transplantation in Two Highly Sensitized Candidates after CAR T-Cell Therapy | NEJM
HLA sensitization poses a major challenge to kidney transplantation for patients with end-stage kidney disease, especially for highly sensitized candidates. Attempts at antibody elimination (desens...
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UPENN_ITMAT @itmat.bsky.social · 03/06/2026
Harnessing the unexpected relationship between #Endocytosis and #CARTfunction: Pairing Rab5 with CAR expression may improve CART therapy outcomes doi.org/10.1084/jem.... #CARTcelltherapy #CellTherapy #CARTCell #TranslationalScience
doi.org
Rab5 improves CAR T cell efficacy via reducing fratricide and maintaining surface CAR levels
Gu et al. show CAR T cell endocytic activity is lost after continuous tumor engagement. Introduction of Rab5 maintains functional CARs on the cell surface
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UPENN_ITMAT @itmat.bsky.social · 28/05/2026
What are the mechanisms for NREM-to-REM sleep transitions? Check out www.nature.com/articles/s41... #Sleep #DeepSleep #REMsleep #SleepScience #TranslationalScience
nature.com
Low-dimensional population dynamics in the brainstem gate REM sleep - Nature Neuroscience
Lozano et al. show that REM sleep is gated by low-dimensional brainstem network dynamics, in which opposing neuron populations across the midbrain and pons determine when transitions into REM sleep ca...
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UPENN_ITMAT @itmat.bsky.social · 26/05/2026
The devil is in the detail: Cautionary tale on the evaluation of #CardiacTissue exposed to #Cardioplegia doi.org/10.1073/pnas... @AranyLab #Metabolomics #CardiacMetabolism #TranslationalScience
doi.org
PNAS
Proceedings of the National Academy of Sciences (PNAS), a peer reviewed journal of the National Academy of Sciences (NAS) - an authoritative source of high-impact, original research that broadly spans...
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UPENN_ITMAT @itmat.bsky.social · 21/05/2026
A #CaseReport highlights strategies to evaluate genotoxic effects associated with #AAVTherapy www.nejm.org/doi/full/10.... #Mucopolysaccharidosis #MPSI #GeneTherapy #TranslationalScience
nejm.org
Neuroepithelial Tumor with AAV Integration after Intracisternal Magna Vector Delivery | NEJM
Recombinant adeno-associated virus (AAV) vectors are predominantly nonintegrating, but rare genomic integration events have been associated with oncogenesis in neonatal murine models. Here we repor...
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UPENN_ITMAT @itmat.bsky.social · 20/05/2026
Uncovering the mechanisms how flexible & dynamic nature of genome architecture is hijacked in disease doi.org/10.1016/j.mo... #GenomeOrganization #FriedreichsAtaxia #FriedreichsAtaxiaNews #FACommunity #Frataxin #TranslationalScience
doi.org
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UPENN_ITMAT @itmat.bsky.social · 15/05/2026
Potential avenues for natural receptor ligand-based targeting of mRNA-LNPs to modify #EffectorTcell rapidly, efficiently, and transiently in vivo www.science.org/doi/epdf/10.... @ejohnwherry.bsky.social @drewweissmanlab.bsky.social #mRNA #LNPs
science.org
In vivo reprogramming of cytotoxic effector CD8 T cells via fractalkine-conjugated mRNA-LNPs
Fractalkine-conjugated mRNA-LNPs effectively target cytotoxic effector CD8 T cells for transient in vivo reprogramming.
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UPENN_ITMAT @itmat.bsky.social · 12/05/2026
New avenues to prevent and/or arrest #CerebralCavernousMalformation growth through targeting #TyrosineKinase TIE2 receptor doi.org/10.1084/jem....
doi.org
TIE2 links MEKK3–KLF2/4 and PI3K signaling in cerebral cavernous malformation
Endothelial cell gain of MEKK3–KLF2/4 signaling confers CCM by increasing PI3K signaling. We show that the TIE2 receptor links MEKK3–KLF2/4 and PI3K signal
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UPENN_ITMAT @itmat.bsky.social · 08/05/2026
Targeting endothelial #NAD synthesis limits pathological #Angiogenesis doi.org/10.1016/j.cm... @AranyLab #EndothelialCells #MetabolicRewiring #HypervascularDisease #TranslationalScience
doi.org
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UPENN_ITMAT @itmat.bsky.social · 06/05/2026
Advancing #Treatment options for #UnresectableHepatocellularCarcinoma by combining #TransarterialEmbolization with #PharmacologicInhibition of #Lactate dehydrogenase doi.org/10.1097/hep.... @PigiLab #TranslationalScience
doi.org
Locoregional lactate dehydrogenase inhibition potentiates... : Hepatology
grams the tumor microenvironment (TME) toward glycolytic dependency, creating an opportunity to sensitize hepatocellular carcinoma (HCC) to metabolic inhibition. This study investigated whether pharma...
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UPENN_ITMAT @itmat.bsky.social · 30/04/2026
#MechanisticInsight into #ConcentricHypertrophy: Activation of different kinases in distinct #Subcellular compartments spatially regulate global #ProteinSynthesis www.science.org/doi/epdf/10.... @Prosser_Lab #Cardiomyopathy #TranslationalScience
science.org
mTORC1 and nuclear ERK spatially control translation in cardiomyocytes through 4EBP1 phosphorylation
Nuclear ERK activation relocalizes protein synthesis in cardiomyocytes to promote concentric hypertrophy.
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UPENN_ITMAT @itmat.bsky.social · 28/04/2026
Cell-type-specific #EpigeneticAdaptation to support #BetaCellFunction with age www.nature.com/articles/s42... @kaestner_klaus #DiabetesResearch #MetabolicHealth #TranslationalScience
nature.com
Epigenetic adaptation of beta cells across lifespan and disease - Nature Metabolism
Mapping of genome-wide DNA methylation patterns in human islet alpha and beta cells highlights age and type 2 diabetes dependent adaptations and compensatory responses to altered metabolic demands.
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UPENN_ITMAT @itmat.bsky.social · 23/04/2026
Temporal regulation of #GlucoseMetabolism is governed by the endogenous #CircadianClock & less dependent on feeding rhythms doi.org/10.1371/jour... @WeljieLab #Physiology #MetabolicHealth #TranslationalScience
doi.org
Glucose is dynamically regulated by time of day in humans and Drosophila
Circadian clocks are known to regulate metabolism, but the details of how they regulate glucose processing remains unclear. By integrating human metabolite profiling with isotope-tracing in Drosophila...
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UPENN_ITMAT @itmat.bsky.social · 21/04/2026
Laying the groundwork for chrono-mitigatory strategies in the #HospitalEnvironment www.nature.com/articles/s41... @carstenskarke.bsky.social @Nadimeljamal @FitzGerald__Lab #Desynchrony #Chronobiology #CircadianMedicine #TranslationalMedicine
nature.com
Quantifying sleep wake rhythms in the hospital environment with digital technologies - npj Digital Medicine
npj Digital Medicine - Quantifying sleep wake rhythms in the hospital environment with digital technologies
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UPENN_ITMAT @itmat.bsky.social · 17/04/2026
Nine-protein #APOL1 #ProteomicRiskScore (#APRS) predicting composite outcome of ≥40% #eGFRdecline, #KidneyFailure or death to bridge gap between #GeneticSusceptibility & clinical translation www.nature.com/articles/s41... @ksusztak.bsky.social #TranslationalScience
nature.com
Proteomic risk score for early prediction of kidney disease progression in individuals with APOL1 high-risk genotypes - Nature Medicine
For individuals with APOL1 high-risk genotypes, which are enriched in individuals of African ancestry, a nine-protein proteomic risk score enables early prediction of kidney disease progression and ma...
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UPENN_ITMAT @itmat.bsky.social · 14/04/2026
#MicrotubularNetwork largely mediates #CardiacRemodeling of #Cardiomyocytes in response to #MechanicalLoad doi.org/10.1016/j.jm... #MyocardialInfarction #CardiovascularOutcomes #TranslationalScience
doi.org
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UPENN_ITMAT @itmat.bsky.social · 10/04/2026
The power of immersion to remodel perception of a medical discipline: doi.org/10.5435/JAAO... #OrthopaedicSurgery #MedicalStudent #WorkforceDevelopment #TranslationalScience
doi.org
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