Kristi K. Fitzgerald

ORCID: 0000-0003-1655-4625
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About
Contact & Profiles
Research Areas
  • Cardiomyopathy and Myosin Studies
  • Muscle Physiology and Disorders
  • Cardiac electrophysiology and arrhythmias
  • Congenital heart defects research
  • Cardiovascular Effects of Exercise
  • Metabolism and Genetic Disorders
  • Reproductive Biology and Fertility
  • Genetic Neurodegenerative Diseases
  • RNA Research and Splicing
  • Congenital Heart Disease Studies
  • Ovarian function and disorders
  • Protein Hydrolysis and Bioactive Peptides
  • Calcium signaling and nucleotide metabolism
  • Hormonal and reproductive studies
  • Prenatal Screening and Diagnostics
  • Epilepsy research and treatment
  • Protease and Inhibitor Mechanisms
  • Connective tissue disorders research
  • RNA and protein synthesis mechanisms
  • Cardiovascular, Neuropeptides, and Oxidative Stress Research
  • Cardiac pacing and defibrillation studies
  • Clinical Nutrition and Gastroenterology
  • RNA Interference and Gene Delivery
  • Cardiac Arrhythmias and Treatments
  • Lysosomal Storage Disorders Research

Alfred I. duPont Hospital for Children
2014-2021

DuPont (United States)
2021

Brown University
2016

University of Pennsylvania
2013

Children's Hospital of Philadelphia
2008-2013

Ivana Lessel Anja Barešić Iván K. Chinn Jonathan May Anu Goenka and 91 more Kate Chandler Jennifer E. Posey Alexandra Afenjar Luisa Averdunk Maria Francesca Bedeschi Thomas Besnard Rae Brager Lauren Brick Melanie Brugger Theresa Brunet Susan Byrne Oscar De La Calle-Martin Valeria Capra Paúl Cárdenas Céline Chappé Hey Chong Benjamin Cogné Erin Conboy Heidi Cope Thomas Courtin Wallid Deb Robertino Dilena Christèle Dubourg Magdeldin Elgizouli Erica Fernandes Kristi K. Fitzgerald Silvana Gangi Jaya K. George‐Abraham Müge Güçsavaş‐Çalıkoğlu Tobias B. Haack Medard Hadonou Britta Hanker Irina Hüning Maria Iascone Bertrand Isidor Irma Järvelä Jay Jin Alexander A.L. Jorge Dragana Josifova Ruta Kalinauskiene Erik-Jan Kamsteeg Boris Keren E Kessler Heike Kölbel Mariya Kozenko Christian Kubisch Alma Kuechler Suzanne M. Leal Juha Leppälä Sharon Luu Gholson J. Lyon Suneeta Madan-Khetarpal Maria Margherita Mancardi Elaine Marchi Lakshmi Mehta Beatriz Menéndez Chantal F. Morel Sue Moyer Harasink Dayna‐Lynn Nevay Vincenzo Nigro Sylvie Odent Renske Oegema John Pappas Matthew Pastore Yezmin Perilla‐Young Konrad Platzer Nina Powell‐Hamilton Rachel Rabin Aisha Rekab Raíssa Rezende Leema Robert Ferruccio Romano Marcello Scala Karin Poths Isabelle Schrauwen Jessica Sebastian John Short Richard Sidlow Jennifer L. Sullivan Katalin Szakszon Queenie K.‐G. Tan Matias Wagner Dagmar Wieczorek Bo Yuan Nicole Maeding Dirk Strunk Amber Begtrup Siddharth Banka James R. Lupski Eva Tolosa Davor Lessel

BCL11B is a Cys2-His2 zinc-finger (C2H2-ZnF) domain-containing, DNA-binding, transcription factor with established roles in the development of various organs and tissues, primarily immune nervous systems. germline variants have been associated variety developmental syndromes. However, genotype-phenotype correlations along pathophysiologic mechanisms selected mostly remain elusive. To dissect these, we performed 92 affected individuals harboring pathogenic or likely variant, followed by...

10.1016/j.ajhg.2024.12.012 article EN cc-by-nc-nd The American Journal of Human Genetics 2025-01-01

Congenital heart disease (CHD) is an indication which spans multiple specialties across various genetic counseling practices. This practice resource aims to provide guidance on key considerations when approaching for this particular while recognizing the rapidly changing landscape of knowledge within domain. was developed with consensus from a diverse group certified counselors utilizing literature relevant CHD and aimed at supporting who encounter in their both pre- postnatally.

10.1002/jgc4.1498 article EN Journal of Genetic Counseling 2021-09-12

<h3>Importance</h3> The exome molecular autopsy may elucidate a pathogenic substrate for sudden unexplained death. <h3>Objective</h3> To investigate the underlying cause of multiple deaths in young individuals and cardiac arrests that occurred 2 large Amish families. <h3>Design, Setting, Participants</h3> Two extended families with were included study. A recessive inheritance pattern was suggested based on an family history arrests, despite unaffected parents. exercise-associated occurring 4...

10.1001/jamacardio.2019.5400 article EN JAMA Cardiology 2020-01-08

We identified a potentially novel homozygous duplication involving the promoter region and exons 1-4 of gene encoding type 2 cardiac ryanodine receptor (RYR2) that is responsible for highly penetrant, exertion-related sudden deaths/cardiac arrests in Amish community without an overt phenotype to suggest RYR2-mediated catecholaminergic polymorphic ventricular tachycardia (CPVT). Homozygous RYR2 (RYR2-DUP) induced pluripotent stem cell cardiomyocytes (iPSC-CMs) were generated from unrelated...

10.1172/jci.insight.135952 article EN cc-by JCI Insight 2020-07-14

Methionine adenosyltransferase I/III (MATI/III) deficiency is the most common genetic cause of persistent isolated hypermethioninemia. Patients and Methods : This a retrospective data analysis 62 newborns with elevated methionine detected by newborn screening between January 2000 June 2013. The clinical, biochemical, molecular findings subset these children MAT1A mutations associated MATI/III are presented.Of methionine, 12 were identified as having classical homocystinuria; 37...

10.1007/8904_2013_286 article EN JIMD Reports 2013-01-01

Aneurysms-osteoarthritis syndrome (AOS) caused by haploinsufficiency of SMAD3 is a recently described cause syndromic familial thoracic aortic aneurysm and dissection (TAAD). We identified novel mutation in patient with hypoplastic left heart (HLHS) who developed progressive requiring surgical replacement the neoaortic root, ascending aorta, proximal arch. Family screening for revealed that his father, has vascular skeletal features AOS, brother, asymptomatic, also have pathogenic mutation....

10.1155/2014/591516 article EN cc-by Case Reports in Genetics 2014-01-01

PBX1 encodes the pre-B cell leukemia homeobox transcription factor, a three amino acid loop extension (TALE) homeodomain which forms nuclear complexes with other TALE class proteins that ultimately regulate target genes controlling organ patterning during embryogenesis. Heterozygous de novo pathogenic variants in resulting haploinsufficiency are associated congenital anomalies of kidneys and urinary tract, most commonly renal hypoplasia, as well involving external ear, branchial arch, heart,...

10.1002/ajmg.a.61932 article EN American Journal of Medical Genetics Part A 2020-10-24
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