Evidence map›Paper›PMID 29699565›Full record

ArticleBMC veterinary research2018

In vitro quality control analysis after processing and during storage of feline packed red blood cells units.

C Blasi Brugué, Rui R F Ferreira, I Mesa Sanchez, Rita M C Graça, Inês M Cardoso, Augusto J F de Matos, Rafael Ruiz de Gopegui

Abstract read
In one paragraph

Article in BMC veterinary research, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

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Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

8 citing papers in PubMed.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

7 authors.

C Blasi BruguéDepartment of Animal Medicine and Surgery, Veterinary Faculty, Autonomous University of Barcelona, 08193, Barcelona, Spain. cblasibrugue@gmail.com.ORCID http://orcid.org/0000-0002-8750-2016
Rui R F FerreiraAnimal Blood Bank, 08023, Barcelona, Spain.
I Mesa SanchezAnimal Blood Bank, 08023, Barcelona, Spain.
Rita M C GraçaAnimal Blood Bank, 4200-602, Porto, Portugal.
Inês M CardosoAnimal Blood Bank, 4200-602, Porto, Portugal.
Augusto J F de MatosDepartment of Veterinary Clinics, Institute for Biomedical Sciences of Abel Salazar, University of Porto, 4050-343, Porto, Portugal.
Rafael Ruiz de GopeguiDepartment of Animal Medicine and Surgery, Veterinary Faculty, Autonomous University of Barcelona, 08193, Barcelona, Spain.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundDuring the storage of packed red blood cells (pRBC), packed cell volume (PCV), bacterial contamination and percentage of haemolysis [percentage of free haemoglobin (HGB) in relation to the total HGB] are important quality parameters. Both PCV and haemolysis are indicators of the cellular integrity of stored units. There are no published experimental studies that evaluated these parameters during storage of feline pRBC using SAGM (adenine, dextrose, mannitol and sodium chloride) as the additive solution. The present study aims to (1) evaluate the quality of feline pRBCs stored in SAGM; (2) test for the semi-closed system's suitability for use and risk of bacterial contamination; (3) establish the maximum storage time that may be appropriate to meet the criteria established by the United States Food and Drug Administration (US-FDA) guidelines for human blood banking; and (4) evaluate the need to calculate the percentage of haemolysis prior to the administration of units stored for more than 4 weeks. Four hundred eighty nine feline pRBC units were analyzed. Bacterial culture, PCV and percentage of haemolysis were determined within 6 h after processing (t0). One hundred and eighty units were re-tested for haemolysis and PCV after 29-35 days of storage (t1) and 118 units after 36-42 days (t2).

resultsBacterial contamination was not detected in any pRBC unit. Mean PCV at t0 was 52.25% (SD: ±5.27) and decreased significantly (p < 0.001) during storage to 48.15% (SD: ±3.79) at t1 and to 49.34% (SD: ±4.45) at t2. Mean percentage of haemolysis at t0 was 0.07% (SD: ±0.06) and increased significantly (p < 0.001) to 0.69% (SD: ±0.40) at t1 and to 0.81% (SD: ±0.47) at t2. In addition, 13.88% and 19.49% of pRBC units exceeded 1% haemolysis at t1 and t2, respectively.

conclusionsAccording to the US-FDA guidelines for human blood banking that recommend a maximum of 1% haemolysis, the results of this study show that all feline pRBC units with less than 24 h of shelf life have low levels of haemolysis. However, units preserved up to 28 days can only be administered if tested for haemolysis before use, since 13.88% units exceeded the 1% limit. The semi-closed system was considered safe for use as bacterial contamination was not detected in any pRBC unit.

Indexed as

Blood BankingBlood BanksErythrocytesAnimalsBlood Specimen CollectionCatsHematocritHemoglobinsHemolysisIn Vitro TechniquesQuality ControlTime FactorsHemoglobinsBlood bankFelineHaemolysispRBCStorage lesionTransfusion

Identifiers

PMID29699565
PMCPMC5922008

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