Genes Identified that are Associated amongst Risk of Fracture

In the report outlined below, genes were identified that are associated amongst increased peril of fracture.  Importantly, vi genes NOT known to conduct maintain a purpose inward os biological scientific discipline were institute to correlate amongst os mineral density.  This speaks to the importance of looking for diseases related genes inside AND exterior of known pathways.  See abstract below.

AM

Genome-wide meta-analysis identifies 56 os mineral density loci together with reveals xiv loci associated amongst peril of fracture

• Karol Estrada,
• Unnur Styrkarsdottir,
• Evangelos Evangelou,
• Yi-Hsiang Hsu,
• Emma L Duncan,
• Evangelia E Ntzani,
• Ling Oei,
• Omar grand E Albagha,
• Najaf Amin,
• John P Kemp,
• Daniel L Koller,
• Guo Li,
• Ching-Ti Liu,
• Ryan L Minster,
• Alireza Moayyeri,
• Liesbeth Vandenput,
• Dana Willner,
• Su-Mei Xiao,
• Laura grand Yerges-Armstrong,
• Hou-Feng Zheng,
• Nerea Alonso,
• Joel Eriksson,
• Candace grand Kammerer,
• Stephen K Kaptoge,
• Paul J Leo
• et al.

Nature Genetics

 

44,

 

491–501

 

(2012)

Received

 

07 Oct 2011 

Accepted

 

16 March 2012 

Published online

 

15 Apr 2012

Bone mineral density (BMD) is the nigh widely used predictor of fracture risk. We performed the largest meta-analysis to engagement on lumbar spine together with femoral cervix BMD, including 17 genome-wide association studies together with 32,961 individuals of European together with eastward Asian ancestry. We tested the transcend BMD-associated markers for replication inward 50,933 independent subjects together with for association amongst peril of low-trauma fracture inward 31,016 individuals amongst a history of fracture (cases) together with 102,444 controls. We identified 56 loci (32 new) associated amongst BMD at genome-wide significance (P < five × 10⁻⁸). Several of these factors cluster inside the RANK-RANKL-OPG, mesenchymal stalk jail cellular telephone differentiation, endochondral ossification together with Wnt signaling pathways. However, nosotros likewise discovered loci that were localized to genes non known to conduct maintain a purpose inward os biology. Fourteen BMD-associated loci were likewise associated amongst fracture peril (P < five × 10⁻⁴, Bonferroni corrected), of which vi reached P < five × 10⁻⁸, including at 18p11.21 (FAM210A), 7q21.3 (SLC25A13), 11q13.2 (LRP5), 4q22.1 (MEPE), 2p16.2 (SPTBN1) together with 10q21.1 (DKK1). These findings shed low-cal on the genetic architecture together with pathophysiological mechanisms underlying BMD variation together with fracture susceptibility.
Sumber http://plateletrichplasma.blogspot.com

Orthopedic Innovation

Innovation inside medicine to a greater extent than oftentimes arises via persistence as well as conclusion than from dramatic breakthroughs.  In fact, many image shifting advancements are non initially embraced yesteryear the medical establishment.  In orthopedics, full articulation replacement as well as arthroscopy are 2 first-class examples.  Sir John Charnley deserves much of the credit for the modern evolution of hip replacement surgery.  His initial designs used Teflon as well as those implants typically failed early.  He redesigned his implant to purpose a new liner that significantly improved  its longevity.  Use of other materials as well as techniques over several decades via the difficult operate of many accept led us to the betoken where nosotros complain when a full hip lasts less than 10 or fifty-fifty fifteen years.  (Read more)

Arthroscopy, 1 of the initiative off minimally invasive types of surgery, at its starting fourth dimension took longer as well as was to a greater extent than complicated than opened upwards surgery.  The initiative off exam of articulation via a "scope" was or as well as then 100 years ago.    Over the final thirty years, it has give-up the ghost the criterion of attention for evaluating as well as treating many articulation injuries such equally ACL reconstruction as well as Rotator Cuff Repair.  This excogitation is the lawsuit of contributions of thousands of researchers, surgeons as well as their patients.  It is also led to less invasive surgical operation for spine disorders.  (See Spine Surgery Video) (Read more/source)

We are straight off virtually a decade into "Biologic Orthopedics".  Therapies such equally Platelet Rich Plasma, Stem Cells, Genetic Engineering, as well as Genome Sequencing are revolutionizing how nosotros evaluate as well as process patients.  As nosotros surf the choppy waters of innovation, however, nosotros volition non ever comprehend ideal ideas.  Some "innovations" volition fade equally fads simply others volition emerge equally commonplace treatments that pregnant ameliorate the lives of millions of patients.  We ask to repose our approach to new methods of helping our patients.  We must try their security as well as produce goodness first.   In doing so, nosotros are obligated to consider emerging biologic handling options because they may live the best as well as most appropriate.

Allan Mishra, MD
@



Sumber http://plateletrichplasma.blogspot.com