Margarita Castro

ORCID: 0000-0001-9324-6373
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About
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Research Areas
  • Metabolism and Genetic Disorders
  • Mitochondrial Function and Pathology
  • Genetic Neurodegenerative Diseases
  • Folate and B Vitamins Research
  • RNA Research and Splicing
  • Alcoholism and Thiamine Deficiency
  • Esophageal and GI Pathology
  • Biochemical and Molecular Research
  • RNA modifications and cancer
  • Respiratory viral infections research
  • Influenza Virus Research Studies
  • Pancreatitis Pathology and Treatment
  • Neuroethics, Human Enhancement, Biomedical Innovations
  • Muscle Physiology and Disorders
  • Adrenal Hormones and Disorders
  • Gastrointestinal disorders and treatments
  • Wound Healing and Treatments
  • Glycogen Storage Diseases and Myoclonus
  • Connective tissue disorders research
  • Parkinson's Disease Mechanisms and Treatments
  • Liver Disease Diagnosis and Treatment
  • Corneal Surgery and Treatments
  • Global Cancer Incidence and Screening
  • Cleft Lip and Palate Research
  • Planarian Biology and Electrostimulation

Instituto de Salud Carlos III
2021-2024

Centro de Investigación Biomédica en Red
2008-2024

Centre for Biomedical Network Research on Rare Diseases
2008-2024

Universidad Autónoma de Madrid
2004-2024

Hospital La Paz Institute for Health Research
2023-2024

Hospital Clínico Universitario de Valladolid
2022-2023

Clínica MEDS (Chile)
2022

Complejo Hospitalario de Ourense
2003-2021

Complexo Hospitalario Universitario A Coruña
2021

Conselleria de Sanitat Universal i Salut Pública
2021

This study was aimed at analyzing the effect of mutations in three non-synonymous SNP genes (677C > T and 1298A C methylenetetrahydrofolate reductase (MTHFR) gene, 66A G MTRR gene) on total plasmatic homocysteine (Hcy), 91 mothers Down syndrome (DS) infants 90 control mothers. The comparison both groups is a new way to determine if those their interactions increase risk for DS. Material came from case-control network Spanish Collaborative Study Congenital Malformations (ECEMC). Using general...

10.1002/ajmg.a.31203 article EN American Journal of Medical Genetics Part A 2006-03-30

Summary Purpose Pyridoxine‐dependent epilepsy seizure ( PDE ; OMIM 266100) is a disorder associated with severe seizures that can be controlled pharmacologically pyridoxine. In the majority of patients , caused by deficient activity enzyme α‐aminoadipic semialdehyde dehydrogenase (antiquitin protein), which encoded ALDH7A1 gene. The aim this work was clinical, biochemical, and genetic analysis 12 unrelated patients, mostly from S pain, in an attempt to provide further valuable data regarding...

10.1111/epi.12083 article EN Epilepsia 2013-01-25

Biallelic variants of the gene DNAJC12, which encodes a cochaperone, were recently described in patients with hyperphenylalaninemia (HPA). This paper reports retrospective genetic analysis cohort unsolved cases HPA. DNAJC12 identified 20 (generally neurologically asymptomatic) previously diagnosed phenylalanine hydroxylase (PAH) deficiency (phenylketonuria [PKU]). Further, mutations four carriers pathogenic variant PAH. The spectrum present included new variants, two intronic changes...

10.1002/humu.24026 article EN Human Mutation 2020-04-25

Background Limb-girdle muscular dystrophies (LGMD) are a heterogeneous group of genetically determined muscle disorders. TRAPPC11-related LGMD is an autosomal-recessive condition characterised by weakness and intellectual disability. Methods A clinical histopathological characterisation 25 Roma individuals with R18 caused the homozygous TRAPPC11 c.1287+5G>A variant reported. Functional effects on mitochondrial function were investigated. Results The leads to phenotype early onset...

10.1136/jmg-2022-109132 article EN cc-by-nc Journal of Medical Genetics 2023-05-16

The pathophysiology of Nonketotic Hyperglycinemia (NKH), a rare neuro-metabolic disorder associated with severe brain malformations and life-threatening neurological manifestations, remains incompletely understood. Therefore, valid human neuronal model is essential. We aimed to investigate the impact GLDC gene variants, which cause NKH, on cellular fitness during differentiation process induced pluripotent stem cells (iPSCs) into iPSC-derived astrocytes identify sustainable mechanisms...

10.20944/preprints202401.1980.v1 preprint EN 2024-01-29

The pathophysiology of nonketotic hyperglycinemia (NKH), a rare neuro-metabolic disorder associated with severe brain malformations and life-threatening neurological manifestations, remains incompletely understood. Therefore, valid human neural model is essential. We aimed to investigate the impact GLDC gene variants, which cause NKH, on cellular fitness during differentiation process induced pluripotent stem cells (iPSCs) into iPSC-derived astrocytes identify sustainable mechanisms capable...

10.3390/ijms25052814 article EN International Journal of Molecular Sciences 2024-02-28

We have generated using CRISPR/Cas9 technology a partially humanized mouse model of the neurometabolic disease phenylketonuria (PKU), carrying highly prevalent PAH variant c.1066-11G>A. This creates an alternative 3' splice site, leading to inclusion 9 nucleotides coding for 3 extra amino acids between Q355 and Y356 protein. Homozygous Pah c.1066-11A mice, with intron 10 sequence variant, accurately recapitulate splicing defect present almost undetectable hepatic activity. They exhibit fur...

10.1093/hmg/ddae051 article EN cc-by Human Molecular Genetics 2024-03-23

It is broadly described that almost every step of the regeneration process requires proper levels oxygen supply; however, due to vascular disruption in wounds, availability reduced, being detrimental process. Therefore, development novel biomaterials combined with improved clinical procedures promote wound oxygenation an active field research regenerative medicine. This case report derives from a cohort patients enrolled previously published ongoing phase I trial (NCT03960164), assess safety...

10.3389/fbioe.2022.1004155 article EN cc-by Frontiers in Bioengineering and Biotechnology 2022-12-01

The implementation of a colorectal cancer (CRC) screening programme may increase the awareness Primary Care Physicians, reduce diagnostic delay in CRC detected outside scope and thus improve prognosis.To determine effect on delays prognosis programme.We performed retrospective intervention study with pre-post design. We identified 322 patients incident confirmed pre-implantation cohort (June 2014 - May 2015) 285 post-implantation 2017 2018) Cancer Registry programme. In each patient we...

10.3748/wjg.v27.i39.6689 article EN cc-by-nc World Journal of Gastroenterology 2021-10-19
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