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Biological effect of diagnostic and therapeutic radiation on human blood cells

Biological effect of low and high doses of medical exposures in human peripheral blood mononuclear cells of cancer patients: a prospective in-vivo study

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
CTRI
Registry ID
CTRI/2017/11/010566
Enrollment
250
Registered
2017-11-21
Start date
Unknown
Completion date
Unknown
Last updated
2021-11-24

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Health Condition 1: null- Patients of breast, cervix, head and neck and liver cancerundergoing diagnostic imaging (Mammography, CT scan, PET/CT, 4D CT) or therapeutic fractionated radiation

Interventions

None listed

Sponsors

Tata Memorial Centre
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: 1)Normal healthy volunteers exposed to background radiation: 50 2)Normal healthy volunteers exposed to diagnostic procedures:30 (healthy volunteers undergoing diagnostic mammogram, CT scans, PET/CT scans and x-rays as screening procedures) 3)Patients of breast, cervix, head and neck and liver cancer undergoing diagnostic imaging (Mammography, CT scan, PET/CT, 4D CT) or therapeutic fractionated radiation will be included in the study.

Exclusion criteria

Exclusion criteria: 1)No family history of cancer 2)Not diagnosed with any radiosensitive syndrome like Ataxia talengectesia/fanconiâ??s anemia. 3)Patients with diagnostic radiation should not have received any previous chemotherapy, hormone therapy, targeted therapy or radiation therapy and should not have undergone any radiographic imaging in the preceding 6 weeks. 4)Patients with therapeutic radiation should not be planned for any chemotherapy, hormone therapy or targeted therapy during the period of blood sampling for this study.

Design outcomes

Primary

MeasureTime frame
DNA repair kinetics in terms of g H2AX expressionTimepoint: 3 years

Secondary

MeasureTime frame
Changes in expression of genes associated with DNA repair responseTimepoint: 3 years;Changes in pro inflammatory and antiinflammatory cytokine profile.Timepoint: 3 years

Countries

India

Contacts

Public ContactDr Rajendra A Badwe

Tata Memorial Hospital

badwera@gmail.com022-24168601

Outcome results

None listed

Source: CTRI (via WHO ICTRP) · Data processed: Feb 4, 2026