Varaico: Literature-Extracted Genetic Variants

Gene:MMACHC
Variant:p.W203*
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MMACHC

NM_015506.3:p.W203*

Associated Papers

A novel and accessible proband-free approach for noninvasive prenatal diagnosis of single-gene disorders.

Chen C et al.

European Journal of Obstetrics, Gynecology, and Reproductive Biology, 2026

Clinical features and treatment of methylmalonic acidemia complicated with Dandy-Walker syndrome: a report of four cases and review of literature.

Wang W et al.

Child's Nervous System : Chns : Official Journal of the International Society for Pediatric Neurosurgery, 2025

Prime editing-installed suppressor tRNAs for disease-agnostic genome editing.

Pierce SE et al.

Nature, 2025

41261131 (PubMed )
Supplement: 41586_2025_9732_MOESM17_ESM.xlsx › Sequence_Context_Screen

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

Improving newborn screening accuracy through genome sequencing, targeted metabolomics, and machine learning.

Xie Y et al.

Bmc Medical Genomics, 2025

41257776 (PubMed )
Supplement: 12920_2025_2261_MOESM1_ESM.docx

Targeted genetic screening for identifying carrier status and early-onset disease risks in Chinese newborns.

Hao C et al.

Communications Medicine, 2025

First pathogenic non-coding variant in MMACHC: a functional deletion in the 5'-UTR associated with cobalamin C deficiency.

Zhang Y et al.

Molecular Biology Reports, 2025

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

Zheng P et al.

Pediatric Research, 2025

Clinical application of expanded carrier screening based on next-generation sequencing in the Chinese population.

Lu J et al.

Archives of Gynecology and Obstetrics, 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

The genetic spectrum features of 2261 Chinese children with epilepsy and intellectual disability.

Pang N et al.

Bmc Medicine, 2025

40598568 (PubMed )
Supplement: 12916_2025_4220_MOESM1_ESM.xlsx › Table_S3

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

Lu F et al.

Pediatric Research, 2025

A case report of combined methylmalonic acidemia and homocysteinemia presented with cerebral sinus thrombosis and fluctuating cognitive impairment.

Wang J et al.

Medicine, 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

Correlation between toxic organic acid fluctuations and neurodevelopment in patients with methylmalonic acidemia.

Ling IC et al.

Orphanet Journal of Rare Diseases, 2025

Diagnostic Utility of Trio-Exome Sequencing for Children With Neurodevelopmental Disorders.

Lan X et al.

Jama Network Open, 2025

40131272 (PubMed )
Supplement: jamanetwopen-e251807-s002.xlsx › eTable1

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

Zhang H et al.

Frontiers in Genetics, 2025

A case report of 'Two-Hit' digenic mutations in PAH: role of PADN in management.

Zhang ZQ et al.

Frontiers in Pharmacology, 2025

Characteristics of clinical manifestations and molecular genetics of inherited hyperhomocysteinemia in children and adolescents: a single center experience from China.

Qu R et al.

Frontiers in Neurology, 2025

Retrospective analysis of diagnosis and treatment in 9 cases of childhood-onset methylmalonic acidemia in China.

Fan C et al.

Frontiers in Neurology, 2025

Establishment and validation of a phenotype-driven predictive model for the diagnostic efficacy of trio-based whole exome sequencing (trio-WES) in children with genetic neurodevelopmental disorders (g-NDDs).

Wu R et al.

Frontiers in Neurology, 2025

41170324 (PubMed )
Supplement: Data_Sheet_5.XLS › NDD-NPDs

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

Case Report: Dilated cardiomyopathy as the initial presentation in an adult with late-onset CblC defect.

Xu D et al.

Frontiers in Cardiovascular Medicine, 2025

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

Mao X et al.

Medicine, 2024

39969324 (PubMed )
Supplement: medi-103-e41064-s001.xlsx › S2

Clinical, biochemical, molecular characteristics and clinical outcome of hyperhomocysteinemia in Malaysian children.

Habib A et al.

Clinical Biochemistry, 2024

Genetic analysis of 280 children with unexplained developmental delay or intellectual disability using whole exome sequencing.

Xu J et al.

Bmc Pediatrics, 2024

Improving methylmalonic acidemia (MMA) screening and MMA genotype prediction using random forest classifier in two Chinese populations.

Yin Z et al.

European Journal of Medical Research, 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

Exome sequencing for assessing the risk of 453 monogenic disorders in offspring: A study of 832 Chinese couples.

Ding X et al.

Clinical and Translational Medicine, 2024

39456122 (PubMed )
Supplement: CTM2-14-e70074-s003.xlsx › Table_S3

Novel FLNC variants in pediatric cardiomyopathy: an insight into disease mechanisms.

Dong R et al.

Human Genomics, 2024

39472949 (PubMed )
Supplement: 40246_2024_683_MOESM2_ESM.xls › Sheet1

Late-onset renal TMA and tubular injury in cobalamin C disease: a report of three cases and literature review.

Bao D et al.

Bmc Nephrology, 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

Evaluation of the clinical, biochemical, and molecular spectrum of Cobalamin C (CblC) defect in 33 patients from Pakistan.

Ahmed S et al.

Scandinavian Journal of Clinical and Laboratory Investigation, 2024

Assessment the carrier frequency of monogenic diseases in populations requiring assisted reproductive technology.

Xu X et al.

Bmc Medical Genomics, 2024

Congenital hydrocephalus: a review of recent advances in genetic etiology and molecular mechanisms.

Liu XY et al.

Military Medical Research, 2024

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

[Carrier screening for 223 monogenic diseases in Chinese population: a multi-center study in 33 104 individuals].

Hou W et al.

Nan Fang Yi Ke Da Xue Xue Bao = Journal of Southern Medical University, 2024

Genetic Testing for Global Developmental Delay in Early Childhood.

Zhang J et al.

Jama Network Open, 2024

38837156 (PubMed )
Supplement: jamanetwopen-e2415084-s002.xlsx › eTable_2

[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

Engineering of a high-fidelity Cas12a nuclease variant capable of allele-specific editing.

Wei J et al.

Plos Biology, 2024

38865309 (PubMed )
Supplement: pbio.3002680.s016.xlsx › ClinVar

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

Comparative analysis of inherited metabolic diseases in normal newborns and high-risk children: Insights from a 10-year study in Shanghai.

Zhang X et al.

Clinica Chimica Acta; International Journal of Clinical Chemistry, 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

Preimplantation genetic testing for monogenic disorders (PGT-M) offers an alternative strategy to prevent children from being born with hereditary neurological diseases or metabolic diseases dominated by nervous system phenotypes: a retrospective study.

Zou W et al.

Journal of Assisted Reproduction and Genetics, 2024

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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."