Telomere biology disorders

Disease

4 papers6 findings

Upstream

1

Germline pathogenic variants in telomere-related genes

upin humans1

1 study
  1. germline pathogenic variants in telomere-related genes induce telomere biology disorders in humans.

    “The presence of germline pathogenic variants (GPVs) in genes involved in telomere length regulation or protection has been demonstrated to be a causative factor for telomere biology disorders (TBDs).”

    Review

    Genetic aspects of telomere biology disorders

    Seminars in hematology1 Dec 2025

Associations

5

PARN

mixedin humans1

1 study
  1. PARN is associated with telomere biology disorders in humans.

    “The clinical-genetic correlation in this case supported a diagnosis of a telomere biology disorder (TBD).”

    HumansMonoallelic PARN c.613T>C; p.Cys205Arg variant classified as a Variant of Uncertain Significance; diagnosis supported by clinical-genetic correlationfemales

    Monoallelic PARN mutation presenting as pancytopenia, hepatic fibrosis and idiopathic pulmonary fibrosis

    BMJ case reports1 Feb 2026

More on PARN

Somatic variant profile

mixedin humans1

1 study
  1. Telomere biology disorders are associated with somatic variant profile in humans.

    “with a distinct profile of somatic variants compared to the general population.”

    ReviewCompared with the general population

    Clonal hematopoiesis in telomere biology disorders

    Seminars in hematology1 Dec 2025

More on Somatic variant profile

Clonal hematopoiesis of indeterminate potential

upin humans1

1 study
  1. Telomere biology disorders are associated with clonal hematopoiesis of indeterminate potential in humans.

    “several groups have identified higher rates and earlier onset of clonal hematopoiesis (CH) in TBDs patients”

    ReviewPatients with telomere biology disorders

    Clonal hematopoiesis in telomere biology disorders

    Seminars in hematology1 Dec 2025

More on Clonal hematopoiesis of indeterminate potential

Head and neck squamous cell carcinoma

upin humans1

1 study
  1. Telomere biology disorders raise the risk of head and neck squamous cell carcinoma in humans (43-fold increased risk versus the general population).

    “Head/neck squamous cell carcinoma (HNSCC), the most common TBD-associated solid malignancy, is notable for a 43-fold increased risk in AD TBDs”

    ReviewAutosomal dominant telomere biology disorders; compared with the general population

    Solid malignancies in telomere biology disorders

    Seminars in hematology1 Dec 2025

More on Head and neck squamous cell carcinoma

Cancer

upin humans1

1 study
  1. Telomere biology disorders raise the risk of cancer in humans (Approximately 3-fold increased risk).

    “TBDs are cancer predisposition syndromes with an approximately 3-fold increased risk of any cancer”

    Review

    Solid malignancies in telomere biology disorders

    Seminars in hematology1 Dec 2025

More on Cancer

Trial sponsors

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Nature Communications

Human blood DNA fragments reveal chromosome-end packaging

Blood DNA fragments indicated packaging units spaced 145 base pairs apart at chromosome ends, compared with about 170 base pairs across the genome.Blood DNA fragments indicated packaging units spaced 145 base pairs apart at chromosome ends, compared with about 170 base pairs across the genome.

Cross-sectional study in peopleMechanisms