Varaico: Literature-Extracted Genetic Variants

Gene:MMACHC
Variant:p.R189insFs
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MMACHC

NM_015506.3:p.R189insFs

Associated Papers

Clinical and genetic characteristics of late-onset cobalamin C deficiency: A multicenter study in northern China.

Zhang H et al.

Intractable & Rare Diseases Research, 2025

Accelerating the diagnosis of Chinese cblC type MMA patients by multiplex PCR sequencing method.

Zheng P et al.

Pediatric Research, 2025

Analysis of hydroxocobalamin dosage in patients with CblC deficiency.

Ding S et al.

Orphanet Journal of Rare Diseases, 2025

Variable phenotypes and outcomes associated with the MMACHC c.1A>G variant in Chinese patients with combined methylmalonic acidemia and homocystinuria cblC type.

Hao L et al.

Molecular Genetics and Metabolism, 2025

Diagnostic yield of expanded carrier screening of a multi-ethnic population in yunnan, China.

Wang H et al.

Scientific Reports, 2025

40604033 (PubMed )
Supplement: 41598_2025_8012_MOESM1_ESM.xlsx › S3

Mutation spectrum and genotype-phenotype correlation of pediatric patients with methylmalonic acidemia.

Lu F et al.

Pediatric Research, 2025

Clinical diagnosis, treatment, and genetic analysis of adolescent onset holocarboxylase synthetase deficiency and cobalamin C deficiency: A case report and literature review.

Ren Y et al.

Metabolism Open, 2025

Long-term follow-up of Chinese patients with methylmalonic acidemia of the cblC and mut subtypes.

Hao L et al.

Pediatric Research, 2025

Expanded newborn screening for inborn errors of metabolism and genetic variants in Xinjiang, China.

Zhang H et al.

Frontiers in Genetics, 2025

Incidence and disease spectrum of inherited metabolic diseases screened by tandem mass spectrometry in Huai'an from 2018 to 2024.

Ou MM et al.

Frontiers in Pediatrics, 2025

Exploring a novel model for newborn genetic screening in Ningxia, northern China: A retrospective observational study.

Mao X et al.

Medicine, 2024

[Analysis of the regional distribution differences of common variations of the MMACHC gene in cblC methylmalonic acidemia patients].

Deng YX et al.

Zhonghua Er Ke Za Zhi = Chinese Journal of Pediatrics, 2024

Comprehensive analysis of NGS-based expanded carrier screening and follow-up in southern and southwestern China: results from 3024 Chinese individuals.

Huang Q et al.

Human Genomics, 2024

39380106 (PubMed )
Supplement: 40246_2024_680_MOESM1_ESM.xlsx › Supplementary_Table_3

Variable phenotypes and outcomes associated with the MMACHC c.482G > A mutation: follow-up in a large CblC disease cohort.

Wu SN et al.

World Journal of Pediatrics : Wjp, 2024

38070096 (PubMed )
Supplement: 12519_2023_770_MOESM2_ESM.pdf

[Clinical features and follow-up study on 55 patients with adolescence-onset methylmalonic acidemia].

Ma X et al.

Zhonghua Er Ke Za Zhi = Chinese Journal of Pediatrics, 2024

Whole-exome sequencing as the first-tier test for patients in neonatal intensive care unit: a Chinese single-center study.

Zhang R et al.

Bmc Pediatrics, 2024

Clinical and genetic analysis of methylmalonic aciduria in 60 patients from Southern China: a single center retrospective study.

Su L et al.

Orphanet Journal of Rare Diseases, 2024

Disease spectrum, prevalence, genetic characteristics of inborn errors of metabolism in 21,840 hospitalized infants in Chongqing, China, 2017-2022.

Wang D et al.

Frontiers in Genetics, 2024

Using metabolic abnormalities of carriers in the neonatal period to evaluate the pathogenicity of variants of uncertain significance in methylmalonic acidemia.

Xiao D et al.

Frontiers in Genetics, 2024

Analysis of the causes of neonatal death and genetic variations in congenital anomalies: a multi-center study.

Yang X et al.

Frontiers in Pediatrics, 2024

Spectrum analysis of inborn errors of metabolism for expanded newborn screening in Xinjiang, China.

Zhu J et al.

Peerj, 2024

Haplotype-based noninvasive prenatal diagnosis of methylmalonic acidemia and the discovery of a recurrent pathogenic haplotype associated with c.609G>A.

Fu X et al.

Prenatal Diagnosis, 2023

Characteristics, differential diagnosis, individualized treatment, and prevention of hyperhomocysteinemia in newborns.

Li YY et al.

European Journal of Medical Genetics, 2023

Late-onset cblC defect: clinical, biochemical and molecular analysis.

Ding S et al.

Orphanet Journal of Rare Diseases, 2023

Incidence and genetic variants of inborn errors of metabolism identified through newborn screening: A 7-year study in eastern coastal areas of China.

Men S et al.

Molecular Genetics & Genomic Medicine, 2023

Genetic background and clinical characteristics of infantile hyperammonemia.

Li M et al.

Translational Pediatrics, 2023

Molecular genetic screening of full-term small for gestational age.

Zhang S et al.

Bmc Pediatrics, 2023

A regionally adapted HRM-based technique to screen MMACHC carriers for methylmalonic acidemia with homocystinuria in Shandong Province, China.

Yang H et al.

Intractable & Rare Diseases Research, 2023

Methylmalonic acidemia: Neurodevelopment and neuroimaging.

Chen T et al.

Frontiers in Neuroscience, 2023

[Genetic variant analysis and prenatal diagnosis for Chinese pedigrees affected with cblC methylmalonic acidemia].

Li L et al.

Zhonghua Yi Xue Yi Chuan Xue Za Zhi = Zhonghua Yixue Yichuanxue Zazhi = Chinese Journal of Medical Genetics, 2022

Late-onset cblC deficiency around puberty: a retrospective study of the clinical characteristics, diagnosis, and treatment.

Chen Z et al.

Orphanet Journal of Rare Diseases, 2022

Clinical, phenotypic and genetic landscape of case reports with genetically proven inherited disorders of vitamin B12 metabolism: A meta-analysis.

Wiedemann A et al.

Cell Reports. Medicine, 2022

35764087 (PubMed )
Supplement: mmc1.pdf

[Genetic analysis of 21 cases of methylmalonic acidemia].

Wang X et al.

Zhonghua Yi Xue Yi Chuan Xue Za Zhi = Zhonghua Yixue Yichuanxue Zazhi = Chinese Journal of Medical Genetics, 2022

Comprehensive analysis of recessive carrier status using exome and genome sequencing data in 1543 Southern Chinese.

Chau JFT et al.

Npj Genomic Medicine, 2022

35314707 (PubMed )
Supplement: 41525_2022_287_MOESM3_ESM.xlsx › SNV

Adult-onset CblC deficiency: a challenging diagnosis involving different adult clinical specialists.

Kalantari S et al.

Orphanet Journal of Rare Diseases, 2022

A capillary electrophoresis-based multiplex PCR assay for expanded carrier screening in the eastern Han Chinese population.

Hu P et al.

Npj Genomic Medicine, 2022

35079019 (PubMed )
Supplement: 41525_2021_280_MOESM1_ESM.pdf

Prenatal Diagnosis of Two Common Inborn Errors of Metabolism by Genetic and Mass Spectrometric Analysis of Amniotic Fluid.

Shi C et al.

Frontiers in Pediatrics, 2022

The Follow-Up of Chinese Patients in cblC Type Methylmalonic Acidemia Identified Through Expanded Newborn Screening.

Ling S et al.

Frontiers in Genetics, 2022

Prominent renal complications associated with MMACHC pathogenic variant c.80A > G in Chinese children with cobalamin C deficiency.

Liu X et al.

Frontiers in Pediatrics, 2022

Preimplantation Genetic Testing for Rare Inherited Disease of MMA-CblC: an Unaffected Live Birth.

Peng C et al.

Reproductive Sciences (thousand Oaks, Calif.), 2021

NeoSeq: a new method of genomic sequencing for newborn screening.

Wang H et al.

Orphanet Journal of Rare Diseases, 2021

Late-onset cobalamin C disease presenting with acute cerebellar ataxia.

Wei Y et al.

Neurological Sciences : Official Journal of the Italian Neurological Society and of the Italian Society of Clinical Neurophysiology, 2021

[Clinical and genetic studies on 76 patients with hydrocephalus caused by methylmalonic acidemia combined with homocysteinuria].

He RX et al.

Zhonghua Er Ke Za Zhi = Chinese Journal of Pediatrics, 2021

Spectrum analysis of inborn errors of metabolism for expanded newborn screening in a northwestern Chinese population.

Zhang R et al.

Scientific Reports, 2021

Clinical Application of Whole Exome Sequencing for Monogenic Disorders in PICU of China.

Liu Y et al.

Frontiers in Genetics, 2021

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Regarding the variants extracted from papers and shown text snippets from research papers, the following holds: "Some rights reserved. This work permits non-commercial use, distribution and reproduction in any medium, provided the original author and source are credited."