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DNA damage in blood lymphocytes in patients after 177Lu peptide receptor radionuclide therapy

Overview of attention for article published in European Journal of Nuclear Medicine and Molecular Imaging, June 2015
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Title
DNA damage in blood lymphocytes in patients after 177Lu peptide receptor radionuclide therapy
Published in
European Journal of Nuclear Medicine and Molecular Imaging, June 2015
DOI 10.1007/s00259-015-3083-9
Pubmed ID
Authors

Uta Eberlein, Carina Nowak, Christina Bluemel, Andreas Konrad Buck, Rudolf Alexander Werner, Harry Scherthan, Michael Lassmann

Abstract

The aim of the study was to investigate DNA double strand break (DSB) formation and its correlation with the absorbed dose to the blood lymphocytes of patients undergoing their first peptide receptor radionuclide therapy (PRRT) with (177)Lu-labelled DOTATATE/DOTATOC. The study group comprised 16 patients receiving their first PRRT. At least six peripheral blood samples were obtained before, and between 0.5 h and 48 h after radionuclide administration. From the time-activity curves of the blood and the whole body, residence times for blood self-irradiation and whole-body irradiation were determined. Peripheral blood lymphocytes were isolated, fixed with ethanol and subjected to immunofluorescence staining for colocalizing γ-H2AX/53BP1 DSB-marking foci. The average number of DSB foci per cell per patient sample was determined as a function of the absorbed dose to the blood and compared with an in vitro calibration curve established in our laboratory with (131)I and (177)Lu. The average number of radiation-induced foci (RIF) per cell increased over the first 5 h after radionuclide administration and decreased thereafter. A linear fit from 0 to 5 h as a function of the absorbed dose to the blood agreed with our in vitro calibration curve. At later time-points the number of RIF decreased, indicating progression of DNA repair. Measurements of RIF and the absorbed dose to the blood after systemic administration of (177)Lu may be used to obtain data on the individual dose-response relationships in vivo. Individual patient data were characterized by a linear dose-dependent increase and an exponential decay function describing repair.

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Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 28 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Unknown 28 100%

Demographic breakdown

Readers by professional status Count As %
Researcher 7 25%
Student > Ph. D. Student 4 14%
Unspecified 2 7%
Student > Postgraduate 2 7%
Student > Master 2 7%
Other 5 18%
Unknown 6 21%
Readers by discipline Count As %
Medicine and Dentistry 6 21%
Physics and Astronomy 3 11%
Biochemistry, Genetics and Molecular Biology 3 11%
Agricultural and Biological Sciences 3 11%
Unspecified 2 7%
Other 5 18%
Unknown 6 21%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 1. This is our high-level measure of the quality and quantity of online attention that it has received. This Attention Score, as well as the ranking and number of research outputs shown below, was calculated when the research output was last mentioned on 08 October 2015.
All research outputs
#19,214,418
of 23,806,312 outputs
Outputs from European Journal of Nuclear Medicine and Molecular Imaging
#2,305
of 3,083 outputs
Outputs of similar age
#194,622
of 267,950 outputs
Outputs of similar age from European Journal of Nuclear Medicine and Molecular Imaging
#41
of 60 outputs
Altmetric has tracked 23,806,312 research outputs across all sources so far. This one is in the 11th percentile – i.e., 11% of other outputs scored the same or lower than it.
So far Altmetric has tracked 3,083 research outputs from this source. They typically receive a little more attention than average, with a mean Attention Score of 6.1. This one is in the 15th percentile – i.e., 15% of its peers scored the same or lower than it.
Older research outputs will score higher simply because they've had more time to accumulate mentions. To account for age we can compare this Altmetric Attention Score to the 267,950 tracked outputs that were published within six weeks on either side of this one in any source. This one is in the 16th percentile – i.e., 16% of its contemporaries scored the same or lower than it.
We're also able to compare this research output to 60 others from the same source and published within six weeks on either side of this one. This one is in the 10th percentile – i.e., 10% of its contemporaries scored the same or lower than it.