Evidence map›Paper›PMID 27297606›Full record

ArticleBone2016

Enhanced Wnt signaling improves bone mass and strength, but not brittleness, in the Col1a1(+/mov13) mouse model of type I Osteogenesis Imperfecta.

Christina M Jacobsen, Marissa A Schwartz, Heather J Roberts, Kyung-Eun Lim, Lyudmila Spevak, Adele L Boskey, David Zurakowski, Alexander G Robling, Matthew L Warman

Abstract read
In one paragraph

Article in Bone, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing 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

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

15 citing papers in PubMed.

  1. Anti-transforming growth factor-β treatment shows increased bone mass and strength in a novel mouse model for osteogenesis imperfecta type I.Journal of bone and mineral research : the official journal of the American Society for Bone and Mineral Research · 2025
    Article
  2. Review
  3. Exploration of the skeletal phenotype of theFrontiers in endocrinology · 2023
    Article
  4. 4-PBA Treatment Improves Bone Phenotypes in the Aga2 Mouse Model of Osteogenesis Imperfecta.Journal of bone and mineral research : the official journal of the American Society for Bone and Mineral Research · 2022
    Article
  5. Article
  6. Article
  7. Article
  8. Review
  9. Targeting defective proteostasis in the collagenopathies.Current opinion in chemical biology · 2019
    Review
  10. Clcn7Bone · 2017
    Article
  11. Article
  12. Article
  13. Review
  14. Review
  15. Article
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

9 authors.

Christina M JacobsenOrthopaedic Research Laboratories, Department of Orthopaedic Surgery, Boston Children's Hospital, Boston, MA, United States; Division of Endocrinology, Boston Children's Hospital, Boston, MA, United States; Division of Genetics, Boston Children's Hospital, Boston, MA, United States; Department of Pediatrics, Harvard Medical School, Boston, MA, United States. Electronic address: Christina.Jacobsen@childrens.harvard.edu.
Marissa A SchwartzOrthopaedic Research Laboratories, Department of Orthopaedic Surgery, Boston Children's Hospital, Boston, MA, United States.
Heather J RobertsOrthopaedic Research Laboratories, Department of Orthopaedic Surgery, Boston Children's Hospital, Boston, MA, United States.
Kyung-Eun LimDepartment of Anatomy and Cell Biology, Indiana University, Indianapolis, IN, United States.
Lyudmila SpevakMineralized Tissues Laboratory, Hospital for Special Surgery, New York, NY, United States.
Adele L BoskeyMineralized Tissues Laboratory, Hospital for Special Surgery, New York, NY, United States; Weill Cornel Medical College, New York, NY, United States.
David ZurakowskiDepartment of Anesthesia, Boston Children's Hospital, Boston, MA, United States.
Alexander G RoblingDepartment of Anatomy and Cell Biology, Indiana University, Indianapolis, IN, United States.
Matthew L WarmanOrthopaedic Research Laboratories, Department of Orthopaedic Surgery, Boston Children's Hospital, Boston, MA, United States; Department of Genetics, Harvard Medical School, Boston, MA, United States; Howard Hughes Medical Institute, Boston Children's Hospital, Boston, MA, United States.

Funding

Lrp5 signaling in bone mechanotransduction and metabolismR01AR053237 · NIAMS · INDIANA UNIV-PURDUE UNIV AT INDIANAPOLIS · PI ALEXANDER G ROBLING, Matthew L Warman · 2005 to 2026
$9.4M
Targeting the Lrp5 Pathway To Increase Bone Strength In Osteogenesis ImperfectaK08AR063813 · NIAMS · BOSTON CHILDREN'S HOSPITAL · PI JACOBSEN, CHRISTINA MARIE · 2013 to 2017
$706k
Does increasing bone mass also increase bone strength in mouse models of OI?R21AR062326 · NIAMS · BOSTON CHILDREN'S HOSPITAL · PI WARMAN, MATTHEW L · 2011 to 2012
$437k
Lrp5 and Lrp6 signaling in bone mechanotransduction and metabolismR56AR053237 · NIAMS · INDIANA UNIVERSITY INDIANAPOLIS · PI ROBLING, ALEXANDER G, WARMAN, MATTHEW L · 2023 to 2023
$349k
Howard Hughes Medical InstituteNIAMS NIH HHS K08 AR063813NIAMS NIH HHS R01 AR053237NIAMS NIH HHS R21 AR062326NIAMS NIH HHS R56 AR053237
6 · The paper itself

Abstract

Osteogenesis Imperfecta (OI) comprises a group of genetic skeletal fragility disorders. The mildest form of OI, Osteogenesis Imperfecta type I, is frequently caused by haploinsufficiency mutations in COL1A1, the gene encoding the α1(I) chain of type 1 collagen. Children with OI type I have a 95-fold higher fracture rate compared to unaffected children. Therapies for OI type I in the pediatric population are limited to anti-catabolic agents. In adults with osteoporosis, anabolic therapies that enhance Wnt signaling in bone improve bone mass, and ongoing clinical trials are determining if these therapies also reduce fracture risk. We performed a proof-of-principle experiment in mice to determine whether enhancing Wnt signaling in bone could benefit children with OI type I. We crossed a mouse model of OI type I (Col1a1(+/Mov13)) with a high bone mass (HBM) mouse (Lrp5(+/p.A214V)) that has increased bone strength from enhanced Wnt signaling. Offspring that inherited the OI and HBM alleles had higher bone mass and strength than mice that inherited the OI allele alone. However, OI+HBM and OI mice still had bones with lower ductility compared to wild-type mice. We conclude that enhancing Wnt signaling does not make OI bone normal, but does improve bone properties that could reduce fracture risk. Therefore, agents that enhance Wnt signaling are likely to benefit children and adults with OI type 1.

Indexed as

Wnt Signaling PathwayAllelesAnimalsBiomechanical PhenomenaBone and BonesBone DensityBone MatrixCalcification, PhysiologicCancellous BoneCollagen Type ICollagen Type I, alpha 1 ChainCortical BoneDisease Models, AnimalFemaleFemurLow Density Lipoprotein Receptor-Related Protein-5Collagen Type ICollagen Type I, alpha 1 ChainLow Density Lipoprotein Receptor-Related Protein-5Lrp5 protein, mouseLrp5Mov13Osteogenesis ImperfectaWnt signaling

Identifiers

PMID27297606
PMCPMC4985001

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Registered trials

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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.