Results 71 to 80 of about 127,342 (358)

The Pathogenesis of Ossification of the Posterior Longitudinal Ligament

open access: yesAging and Disease, 2017
Ossification of the posterior longitudinal ligament (OPLL) is a multi-factorial disease involving an ectopic bone formation of spinal ligaments. It affects 0.8-3.0% aging Asian and 0.1-1.7% aging European Caucasian. The ossified ligament compresses nerve
Liang Yan   +5 more
semanticscholar   +1 more source

PUS7 Deficiency: Phenotypical Expansion of PUS7‐Related Neurodevelopmental Disorders

open access: yesAmerican Journal of Medical Genetics Part A, EarlyView.
ABSTRACT Pathogenic variants in PUS7, encoding pseudouridine synthase 7, cause a rare neurodevelopmental disorder marked by intellectual disability, microcephaly, short stature, and behavioral disturbances. Since the first report in 2018, only 16 patients have been described.
Alice Muda   +5 more
wiley   +1 more source

Two tissue-resident progenitor lineages drive distinct phenotypes of heterotopic ossification

open access: yesScience Translational Medicine, 2016
Tissue-specific manifestations of the congenital bone-forming syndrome FOP are mediated by multiple tissue-resident stem cell populations. Boning up on stem cells Fibrodysplasia ossificans progressiva is a rare genetic disorder of uncontrolled bone ...
Devaveena Dey   +16 more
semanticscholar   +1 more source

Age estimation by ossification stages of the medial clavicular epiphysis: a systematic review [PDF]

open access: yes, 2018
Key message This systematic review summarizes the evidence on the distribution of chronological age from pre-defined stages of clavicular ossification studied by MRI or CT in living individuals.
Rolseth, Veslemøy   +6 more
core  

Does Static precede dynamic osteogenesis in endochondral ossification as occurs in intramembranous ossification?

open access: yes, 2006
Endochondral ossification takes place with calcified cartilage cores providing a rigid scaffold for new bone formation. Intramembranous ossification begins in connective tissue and new bone formed by a process of static ossification (SO) followed by ...
FERRETTI, Marzia   +4 more
core   +1 more source

A perspective from the Mesozoic: Evolutionary changes of the mammalian skull and their influence on feeding efficiency and high‐frequency hearing

open access: yesThe Anatomical Record, EarlyView.
Abstract The complex evolutionary history behind modern mammalian chewing performance and hearing function is a result of several changes in the entire skeletomuscular system of the skull and lower jaw. Lately, exciting multifunctional 3D analytical methods and kinematic simulations of feeding functions in both modern and fossil mammals and their ...
Julia A. Schultz
wiley   +1 more source

Loss of ninein interferes with osteoclast formation and causes premature ossification

open access: yeseLife
Ninein is a centrosome protein that has been implicated in microtubule anchorage and centrosome cohesion. Mutations in the human NINEIN gene have been linked to Seckel syndrome and to a rare form of skeletal dysplasia.
Thierry Gilbert   +13 more
doaj   +1 more source

Clinical and radiologic results of surgicallytreated acetabular fractures

open access: yesActa Orthopaedica et Traumatologica Turcica, 2021
Objectives: We evaluated the functional and radiologic results of surgical treatment in patients with displaced acetabular fractures.\nMethods: The study included 21 patients (13 males, 8 females; mean age 35 years; range 21 to 63 years). Before surgery,
Nurzat Elmali   +4 more
doaj  

Progression of Spinal Ligament Ossification in Patients with Thoracic Myelopathy

open access: yesOrthopaedic Surgery, 2022
Objective To evaluate the rate of increase in thickness and cross‐section area (CSA) of the ossification in thoracic myelopathy with or without cervical and lumbar spinal ligament ossification.
Jiliang Zhai   +4 more
doaj   +1 more source

Variation in parrot jaw musculature

open access: yesThe Anatomical Record, EarlyView.
Interspecific morphological differences in some superficial jaw muscles of parrots. Abstract Psittaciformes, the order encompassing parrots and their relatives, are highly diverse and generally known for having a strong beaks used for multiple behaviors. The muscles related to the masticatory apparatus should reflect this functional complexity; however,
Ana Carolina L. Faillace   +3 more
wiley   +1 more source

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