Mariana F. Theodoro

ORCID: 0000-0001-7169-0262
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About
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Research Areas
  • RNA modifications and cancer
  • Cancer-related gene regulation
  • Genetic Syndromes and Imprinting
  • Lung Cancer Treatments and Mutations
  • Genetics and Neurodevelopmental Disorders
  • Cancer Genomics and Diagnostics
  • Prenatal Screening and Diagnostics
  • Epigenetics and DNA Methylation
  • Vaccine Coverage and Hesitancy
  • Monoclonal and Polyclonal Antibodies Research
  • Autism Spectrum Disorder Research
  • Childhood Cancer Survivors' Quality of Life
  • Cervical Cancer and HPV Research
  • RNA and protein synthesis mechanisms
  • MicroRNA in disease regulation
  • Rabies epidemiology and control
  • Ethics and Legal Issues in Pediatric Healthcare
  • Dermatological diseases and infestations
  • HER2/EGFR in Cancer Research
  • Genetic and Clinical Aspects of Sex Determination and Chromosomal Abnormalities
  • Venomous Animal Envenomation and Studies
  • Genomics and Chromatin Dynamics
  • Acute Lymphoblastic Leukemia research
  • Hematopoietic Stem Cell Transplantation
  • Hepatitis B Virus Studies

Johns Hopkins All Children's Hospital
2016-2022

Johns Hopkins University
2016-2022

University of Kansas Medical Center
2012-2019

University of Colorado Anschutz Medical Campus
2012

University Hospital of Basel
2012

Humanitas University
2012

University of Milan
2012

Ospedale di Livorno
2012

University of Colorado Health
2011

University of Colorado Denver
2009-2011

Abstract Purpose: Oncogenic gene fusions involving the 3′ region of ROS1 kinase have been identified in various human cancers. In this study, we sought to characterize fusion genes non–small cell lung cancer (NSCLC) and establish proteins as drug targets. Experimental Design: An NSCLC tissue microarray (TMA) panel containing 447 samples was screened for rearrangement by FISH. This assay also used screen patients with NSCLC. positive samples, identity partner determined through inverse PCR...

10.1158/1078-0432.ccr-12-0550 article EN Clinical Cancer Research 2012-08-24

Abstract Prader–Willi syndrome (PWS) is a complex neurodevelopmental disorder characterized by hypotonia, suck and feeding difficulties, hypogonadism, small hands feet, developmental delay, hyperphagia early childhood obesity particular facial appearance. The associated with PWS the result of chronic imbalance between energy intake expenditure (EE) due to hyperphagia, decreased physical activity, reduced metabolic rate an inability vomit. EE affected body composition as well exercise....

10.1002/ajmg.a.31507 article EN American Journal of Medical Genetics Part A 2006-11-13

Abstract BACKGROUND: Fluorescence in situ hybridization (FISH), using break‐apart red (3′) and green (5′) ALK (anaplastic lymphoma kinase) probes, consistently shows rearrangements <100% of tumor cells ‐positive ( +) nonsmall cell lung cancer (NSCLC). Increased copy numbers fused rearranged signals also occur. Here, correlations are explored between the percentage + signal number their association with response to inhibition. METHODS: Ninety NSCLC cases were evaluated. The positive cells,...

10.1002/cncr.27411 article EN Cancer 2012-01-26

Abstract Objective: To characterize the body composition of Prader‐Willi syndrome (PWS) subjects and compare with simple obesity. Research Methods Procedures: Seventy‐two individuals (27 PWS deletion, 21 uniparental disomy, 24 obese controls) 10 to 49 years old were studied use DXA. Body measures obtained, regional fat lean mass patterns characterized. Significant differences assessed Student's t test ANOVA adjusting for age, gender, BMI. Results: between groups found arms, legs, trunk....

10.1038/oby.2006.193 article EN Obesity 2006-10-01

Multiple genetic or molecular alterations are known to be associated with cancer stem cell formation and development. Targeting such alterations, therefore, may lead prevention. By crossing our previously established phosphatase tensin homolog (Pten) - null acute T-lymphoblastic leukemia (T-ALL) model onto the recombination-activating gene 1 −/− background, we show that lack of variable, diversity joining [V(D)J] recombination completely abolishes Tcrα/δ-c-myc translocation T-ALL...

10.1073/pnas.1006937108 article EN Proceedings of the National Academy of Sciences 2011-01-06

10.1002/ajmg.a.31683 article EN American Journal of Medical Genetics Part A 2007-02-15

Abstract Prader–Willi syndrome (PWS) is a complex neurodevelopmental disorder caused by loss of paternally expressed genes from the 15q11‐q13 region generally due to paternally‐derived deletion or maternal disomy 15 (UPD). Maternal usually meiosis I non‐disjunction associated with advanced age and after fertilization normal sperm leading trisomy 15, lethal condition unless rescue occurs paternal chromosome 15. To further characterize pathogenesis process in PWS, status X‐chromosome...

10.1002/ajmg.a.31506 article EN American Journal of Medical Genetics Part A 2006-10-11

After the publication of this paper, it was brought to authors' attention that a proper and updated format acknowledge AGRE is as follows: "We gratefully resources provided by Autism Genetic Resource Exchange (AGRE) Consortium participating families. The program Speaks supported, in part, grant 1U24MH081810 from National Institute Mental Health Clara M. Lajonchere (PI)." authors regret omission thank Dr. Vlad Kustanovich (AGRE Researcher Liaison) for bringing correction our attention.

10.1002/aur.46 article EN Autism Research 2008-10-01

Prader–Willi syndrome (PWS) is a classic genomic imprinting disorder in which affected individuals display hypotonia, failure to thrive, feeding difficulties, developmental delays and hypogenitalism/hypogonadism infancy. At approximately 2–3 years of age, hyperphagia, central obesity, short stature, small hands feet, behavioral problems characteristic facial features are present [Cassidy, 1984; Butler, 1990; Bittel 2005; Butler et al., 2006]. The genetic causes generally due paternal...

10.1002/ajmg.a.32194 article EN American Journal of Medical Genetics Part A 2008-02-01

10.1002/ajmg.a.33001 article DA American Journal of Medical Genetics Part A 2009-07-15

The authors would like to draw the reader's attention a change in authorship following article: Invited Comment—Cortisol Levels Prader–Willi Syndrome Support Changes Routine Care. Am J Med Genet A 149A:138–139. names of two contributors who were initially involved this work, Duane T. Brandau, DO, Ph.D. (now at Rocky Vista University College Osteopathic Medicine) and Mariana Theodoro, BS not included. regret oversight. list should therefore read: Merlin G. Butler, Uttam Garg.

10.1002/ajmg.a.33002 article EN American Journal of Medical Genetics Part A 2009-07-24

<div>Abstract<p><b>Purpose:</b> Oncogenic gene fusions involving the 3′ region of <i>ROS1</i> kinase have been identified in various human cancers. In this study, we sought to characterize fusion genes non–small cell lung cancer (NSCLC) and establish proteins as drug targets.</p><p><b>Experimental Design:</b> An NSCLC tissue microarray (TMA) panel containing 447 samples was screened for rearrangement by FISH. This assay also used...

10.1158/1078-0432.c.6522059 preprint EN 2023-03-31

<div>Abstract<p><b>Purpose:</b> Oncogenic gene fusions involving the 3′ region of <i>ROS1</i> kinase have been identified in various human cancers. In this study, we sought to characterize fusion genes non–small cell lung cancer (NSCLC) and establish proteins as drug targets.</p><p><b>Experimental Design:</b> An NSCLC tissue microarray (TMA) panel containing 447 samples was screened for rearrangement by FISH. This assay also used...

10.1158/1078-0432.c.6522059.v1 preprint EN 2023-03-31
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