Novel animal model for Achilles tendinopathy: Controlled experimental study of serial injections of collagenase in rabbits. (Record no. 10767)

MARC details
000 -LEADER
fixed length control field 03226nam a22003617a 4500
008 - FIXED-LENGTH DATA ELEMENTS--GENERAL INFORMATION
fixed length control field 180220s20182018 xxu||||| |||| 00| 0 eng d
022 ## - INTERNATIONAL STANDARD SERIAL NUMBER
International Standard Serial Number 1932-6203
024 ## - OTHER STANDARD IDENTIFIER
Standard number or code 10.1371/journal.pone.0192769 [doi]
024 ## - OTHER STANDARD IDENTIFIER
Standard number or code PONE-D-17-22004 [pii]
040 ## - CATALOGING SOURCE
Original cataloging agency Ovid MEDLINE(R)
099 ## - LOCAL FREE-TEXT CALL NUMBER (OCLC)
PMID 29438431
245 ## - TITLE STATEMENT
Title Novel animal model for Achilles tendinopathy: Controlled experimental study of serial injections of collagenase in rabbits.
251 ## - Source
Source PLoS ONE [Electronic Resource]. 13(2):e0192769, 2018
252 ## - Abbreviated Source
Abbreviated source PLoS ONE. 13(2):e0192769, 2018
253 ## - Journal Name
Journal name PloS one
260 ## - PUBLICATION, DISTRIBUTION, ETC.
Year 2018
260 ## - PUBLICATION, DISTRIBUTION, ETC.
Manufacturer FY2018
266 ## - Date added to catalog
Date added to catalog 2018-02-20
501 ## - WITH NOTE
Local holdings Available online through MWHC library: 2006 - present
520 ## - SUMMARY, ETC.
Abstract Our goal was to develop a novel technique for inducing Achilles tendinopathy in animal models which more accurately represents the progressive histological and biomechanical characteristic of chronic Achilles tendinopathy in humans. In this animal research study, forty-five rabbits were randomly assigned to three groups and given bilateral Achilles injections. Low dose (LD group) (n = 18) underwent a novel technique with three low-dose (0.1mg) injections of collagenase that were separated by two weeks, the high dose group (HD) (n = 18) underwent traditional single high-dose (0.3mg) injections, and the third group were controls (n = 9). Six rabbits were sacrificed from each experimental group (LD and HD) at 10, 12 and 16 weeks. Control animals were sacrificed after 16 weeks. Histological and biomechanical properties were then compared in all three groups. At 10 weeks, Bonar score and tendon cross sectional area was highest in HD group, with impaired biomechanical properties compared to LD group. At 12 weeks, Bonar score was higher in LD group, with similar biomechanical findings when compared to HD group. After 16 weeks, Bonar score was significantly increased for both LD group (11,8+/-2,28) and HD group (5,6+/-2,51), when compared to controls (2+/-0,76). LD group showed more pronounced histological and biomechanical findings, including cross sectional area of the tendon, Young's modulus, yield stress and ultimate tensile strength. In conclusion, Achilles tendinopathy in animal models that were induced by serial injections of low-dose collagenase showed more pronounced histological and biomechanical findings after 16 weeks than traditional techniques, mimicking better the progressive and chronic characteristic of the tendinopathy in humans.
546 ## - LANGUAGE NOTE
Language note English
650 ## - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element IN PROCESS -- NOT YET INDEXED
651 ## - SUBJECT ADDED ENTRY--GEOGRAPHIC NAME
Institution MedStar Union Memorial Hospital
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Department Orthopaedic Surgery
657 ## - INDEX TERM--FUNCTION
Medline publication type Journal Article
700 ## - ADDED ENTRY--PERSONAL NAME
Local Authors da Fonseca, Lucas Furtado
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Local Authors de Cesar Netto, Cesar
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Local Authors Schon, Lew C
790 ## - Authors
All authors Augusto Pontin P, Cavinatto LM, da Fonseca LF, de Camargo OP, de Cesar Netto C, Fernandes TD, Godoy-Santos AL, Lima FDO, Natalino RJM, Pereira CAM, Schon LC, Staggers JR
856 ## - ELECTRONIC LOCATION AND ACCESS
DOI <a href="https://dx.doi.org/10.1371/journal.pone.0192769">https://dx.doi.org/10.1371/journal.pone.0192769</a>
Public note https://dx.doi.org/10.1371/journal.pone.0192769
858 ## - ORCID
ORCID text de Cesar Netto, Cesar
Orcid <a href="http://orcid.org/0000-0001-6037-0685">http://orcid.org/0000-0001-6037-0685</a>
Name http://orcid.org/0000-0001-6037-0685
942 ## - ADDED ENTRY ELEMENTS (KOHA)
Koha item type Journal Article
Item type description Article
Holdings
Withdrawn status Lost status Damaged status Not for loan Collection Home library Current library Date acquired Total Checkouts Full call number Barcode Date last seen Price effective from Koha item type
          MedStar Authors Catalog MedStar Authors Catalog 02/20/2018   29438431 29438431 02/20/2018 02/20/2018 Journal Article

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