Pathogenicity of the novel MYH7 mutation (p.T265I) in Chinese patients with familial hypertrophic cardiomyopathy: Clinical and validation findings

Q: What are the key findings of this study?

The novel MYH7 mutation (p.T265I) was investigated for its pathogenicity in Chinese patients with familial hypertrophic cardiomyopathy, with TEM imaging revealing damaged mitochondria.

Q: What is the clinical evidence from this study?

Study design: Observational. Population: Familial hypertrophic cardiomyopathy. Intervention: MYH7 mutation (p.T265I).

Q: What does this research mean for the field?

The novel MYH7 mutation (p.T265I) is pathogenic in familial hypertrophic cardiomyopathy and causes mitochondrial structural damage. Novelty: ClaimNovelty.NOVEL_FINDING. Consensus alignment: ConsensusAlignment.NEUTRAL.

Yanyan Hao; Wu Yx; Xi Zhang; Li Zhang; Yue Zhang; Y Cheng; Yi-Xiang Wang; Haihong Ye; Shaohua Duan; Huirong Liu

doi:10.1016/j.gendis.2026.102351

July 1, 2026Genes & DiseasesOpen Access

Pathogenicity of the novel MYH7 mutation (p.T265I) in Chinese patients with familial hypertrophic cardiomyopathy: Clinical and validation findings

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Key result

Novel MYH7 mutation linked to familial HCM shows mitochondrial damage.

Key Points

This research aims to assess the pathogenic effects of the MYH7 mutation (p.T265I) in patients with familial hypertrophic cardiomyopathy.
Clinical assessment of Chinese patients with familial hypertrophic cardiomyopathy
Morphological analysis using transmission electron microscopy (TEM)
Statistical analysis using Student's t-test to determine significance
Pathogenicity observed with significantly damaged mitochondria in patients harboring MYH7 mutation
Statistical analysis shows mean differences with p-values indicating significance (P < 0.05)
Morphological abnormalities identified in cardiac tissue samples from affected individuals

Study Design

Type

Observational

PICO

P

Population

Familial hypertrophic cardiomyopathy

E

Exposure / Comparator

MYH7 mutation (p.T265I)

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Implication

Suggests MYH7 p.T265I pathogenicity via mitochondrial damage in familial HCM; hypothesis-generating and requires validation before guiding management.

Abstract

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Discussion

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Cite This Study

Hao et al. (2026) conducted an observational in Familial hypertrophic cardiomyopathy. MYH7 mutation (p.T265I) was evaluated. The novel MYH7 mutation (p.T265I) was investigated for its pathogenicity in Chinese patients with familial hypertrophic cardiomyopathy, with TEM imaging revealing damaged mitochondria.

synapsesocial.com/papers/6a5600ff10535b590d16244c https://doi.org/10.1016/j.gendis.2026.102351

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Pathogenicity of the novel MYH7 mutation (p.T265I) in Chinese patients with familial hypertrophic cardiomyopathy: Clinical and validation findings

Key Points

Study Design

PICO

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Implication

Abstract

Discussion

Cite This Study

Pathogenicity of the novel MYH7 mutation (p.T265I) in Chinese patients with familial hypertrophic cardiomyopathy: Clinical and validation findings

Key Points

Study Design

PICO

Ask about this paper

Implication

Abstract

Discussion

Cite This Study

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