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Altered cellular membrane fluidity levels and lipid peroxidation during experimental pancreas transplantation

Overview of attention for article published in Journal of Bioenergetics and Biomembranes, July 2012
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Title
Altered cellular membrane fluidity levels and lipid peroxidation during experimental pancreas transplantation
Published in
Journal of Bioenergetics and Biomembranes, July 2012
DOI 10.1007/s10863-012-9459-7
Pubmed ID
Authors

F. A. García-Gil, C. D. Albendea, L. López-Pingarrón, P. Royo-Dachary, J. Martínez-Guillén, E. Piedrafita, M. Martínez-Díez, J. Soria, J. J. García

Abstract

Although the pathogenesis of ischemia reperfusion (IR) injury is based on complex mechanisms, free radicals play a central role. We evaluated membrane fluidity and lipid peroxidation during pancreas transplantation (PT) performed in 12 pigs (six donors and six recipients). Fluidity was measured by fluorescence spectroscopy, and malondialdehyde (MDA) and 4-hydroxyalkenals (4-HDA) concentrations were used as an index of lipid oxidation. Pancreatic tissues were collected as follows: (A) donor, immediately before vascular clamping; (B) graft, following perfusion lavage with University of Wisconsin preservation fluid; (C) graft, after 16 h of cold ischemia; and (D) recipient, 30 min vascular postreperfusion. Fluidity and MDA and 4-HDA concentrations were similar in cases A, B, and C. However, there was significant membrane rigidity and increased lipid peroxidation after reperfusion (D). These findings suggest that reperfusion exaggerates oxidative damage and may account for the rigidity in the membranes of allografts during PT.

X Demographics

X Demographics

The data shown below were collected from the profiles of 2 X users who shared this research output. Click here to find out more about how the information was compiled.
Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 14 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Spain 1 7%
Unknown 13 93%

Demographic breakdown

Readers by professional status Count As %
Student > Ph. D. Student 3 21%
Researcher 2 14%
Student > Doctoral Student 2 14%
Unspecified 1 7%
Lecturer 1 7%
Other 1 7%
Unknown 4 29%
Readers by discipline Count As %
Medicine and Dentistry 4 29%
Agricultural and Biological Sciences 2 14%
Unspecified 1 7%
Chemical Engineering 1 7%
Biochemistry, Genetics and Molecular Biology 1 7%
Other 0 0%
Unknown 5 36%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 2. 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 25 September 2012.
All research outputs
#14,512,167
of 23,867,274 outputs
Outputs from Journal of Bioenergetics and Biomembranes
#293
of 466 outputs
Outputs of similar age
#95,699
of 166,556 outputs
Outputs of similar age from Journal of Bioenergetics and Biomembranes
#3
of 10 outputs
Altmetric has tracked 23,867,274 research outputs across all sources so far. This one is in the 38th percentile – i.e., 38% of other outputs scored the same or lower than it.
So far Altmetric has tracked 466 research outputs from this source. They receive a mean Attention Score of 3.3. This one is in the 36th percentile – i.e., 36% 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 166,556 tracked outputs that were published within six weeks on either side of this one in any source. This one is in the 41st percentile – i.e., 41% of its contemporaries scored the same or lower than it.
We're also able to compare this research output to 10 others from the same source and published within six weeks on either side of this one. This one has scored higher than 7 of them.