Evidence map›Paper›PMID 29460175›Full record

ReviewCurrent osteoporosis reports2018

Preclinical and Translational Studies in Small Ruminants (Sheep and Goat) as Models for Osteoporosis Research.

Isabel R Dias, José A Camassa, João A Bordelo, Pedro S Babo, Carlos A Viegas, Nuno Dourado, Rui L Reis, Manuela E Gomes

Abstract readReview
PubMed Publisher
In one paragraph

Review in Current osteoporosis reports, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 31 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
31citing papers in PubMed, 2 pooled it
2.1field-weighted citation impact, top 12% of its field
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

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

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

31 citing papers in PubMed, 2 syntheses or guidelines pooled it, 49 citations in OpenAlex.

  1. Pooled it
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  12. Bone regeneration during osteoporosis: a translationalFrontiers in bioengineering and biotechnology · 2025
    Article
  13. Isolation,Animal biotechnology · 2023
    Article
  14. Why Animal Experiments Are Still Indispensable in Bone Research: A Statement by the European Calcified Tissue Society.Journal of bone and mineral research : the official journal of the American Society for Bone and Mineral Research · 2023
    Review
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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

8 authors at 2 institutions in 1 country.

Isabel R DiasDepartment of Veterinary Sciences, Agricultural and Veterinary Sciences School, University of Trás-os-Montes e Alto Douro (UTAD), Quinta de Prados, 5000-801, Vila Real, Portugal. idias@utad.pt.
José A CamassaDepartment of Veterinary Sciences, Agricultural and Veterinary Sciences School, University of Trás-os-Montes e Alto Douro (UTAD), Quinta de Prados, 5000-801, Vila Real, Portugal.
João A BordeloDepartment of Veterinary Sciences, Agricultural and Veterinary Sciences School, University of Trás-os-Montes e Alto Douro (UTAD), Quinta de Prados, 5000-801, Vila Real, Portugal.
Pedro S Babo3B's Research Group-Biomaterials, Biodegradables and Biomimetics, Department of Polymer Engineering, University of Minho, Headquarters of the European Institute of Excellence on Tissue Engineering and Regenerative Medicine, AvePark-Parque da Ciência e Tecnologia, Zona Industrial da Gandra, Barco, 4805-017, Guimarães, Portugal.
Carlos A ViegasDepartment of Veterinary Sciences, Agricultural and Veterinary Sciences School, University of Trás-os-Montes e Alto Douro (UTAD), Quinta de Prados, 5000-801, Vila Real, Portugal.
Nuno DouradoCMEMS-UMinho, Department of Mechanical Engineering, University of Minho, Campus de Azurém, 4804-533, Guimarães, Portugal.
Rui L Reis3B's Research Group-Biomaterials, Biodegradables and Biomimetics, Department of Polymer Engineering, University of Minho, Headquarters of the European Institute of Excellence on Tissue Engineering and Regenerative Medicine, AvePark-Parque da Ciência e Tecnologia, Zona Industrial da Gandra, Barco, 4805-017, Guimarães, Portugal.
Manuela E Gomes3B's Research Group-Biomaterials, Biodegradables and Biomimetics, Department of Polymer Engineering, University of Minho, Headquarters of the European Institute of Excellence on Tissue Engineering and Regenerative Medicine, AvePark-Parque da Ciência e Tecnologia, Zona Industrial da Gandra, Barco, 4805-017, Guimarães, Portugal.
University of Minho · PTUniversity of Trás-os-Montes and Alto Douro · PT

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purpose of the reviewThis review summarizes research on the use of sheep and goats as large animal models of human osteoporosis for preclinical and translational studies. RECENT

findingsThe most frequent osteoporotic sheep model used is the ovariectomized sheep with 12 months post-operatively or more and the combined treatment of ovariectomized sheep associated to calcium/vitamin D-deficient diet and glucocorticoid applications for 6 months, but other methods are also described, like pinealectomy or hypothalamic-pituitary disconnection in ovariectomized sheep. The goat model for osteoporosis research has been used in a very limited number of studies in osteoporosis research relative to sheep. These osteoporotic small ruminant models are applied for biomaterial research, bone augmentation, efficacy of implant fixation, fragility fracture-healing process improvement, or bone-defect repair studies in the osteopenic or osteoporotic bone. Sheep are a recognized large animal model for preclinical and translational studies in osteoporosis research and the goat to a lesser extent. Recently, the pathophysiological mechanism underlying induction of osteoporosis in glucocorticoid-treated ovariectomized aged sheep was clarified, being similar to what occurs in postmenopausal women with glucocorticoid-induced osteoporosis. It was also concluded that the receptor activator of NF-κB ligand was stimulated in the late progressive phase of the osteoporosis induced by steroids in sheep. The knowledge of the pathophysiological mechanisms at the cellular and molecular levels of the induction of osteoporosis in small ruminants, if identical to humans, will allow in the future, the use of these animal models with greater confidence in the preclinical and translational studies for osteoporosis research.

Indexed as

Disease Models, AnimalGoatsOsteoporosisSheepAnimalsBiocompatible MaterialsBone-Implant InterfaceFracture HealingGlucocorticoidsHypothalamo-Hypophyseal SystemOsteoporotic FracturesOvariectomyTranslational Research, BiomedicalBiocompatible MaterialsGlucocorticoidsBoneGoatLarge animal modelsOrthopedicsOsteoporosisSheep

Identifiers

PMID29460175
OpenAlexW2794053094

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.