The pectoralis muscle orientation as an indicator of the modes of wing‐propelled locomotion in birds
The pectoralis orientation of birds was consistent with the orientation of the aerodynamic force acting on the wing, varying by wing‐propelled locomotion (WPL) mode. The skeletal morphology unique to each WPL mode, related to the origin/insertion of the pectoralis, may be associated with these functional demands of pectoralis orientation.
Takumi Akeda, Shin‐ichi Fujiwara
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3D-printed total humeral prosthesis with shoulder preservation in the treatment of humeral osteosarcoma: a case report. [PDF]
Cui H +6 more
europepmc +1 more source
Our μCT‐based pilot study reveals size and shape disparity in the adult postcranial skeleton of growth‐hormone model (bGH) mice relative to wild‐type mice. bGH mice have larger and more sexually dimorphic bones, with a systemic radiodensity increase in bony sesamoids and associated, but typically uncalcified, soft tissues.
Joseph R. Groenke +7 more
wiley +1 more source
Early radiographic findings are not associated with instability for reverse total shoulder arthroplasty with the Perform metaphyseal-fixated humeral stem. [PDF]
Boubekri A, Devana S, Chen L, Wright MA.
europepmc +1 more source
From sagittal to sprawled: Clavicular co‐option and the evolution of forelimb mechanics in talpines
Forelimb posture in Eulipotyphla divides into sagittal and sprawled groups with distinct scapular and clavicular orientations. First true rib strength scales with body mass, reflecting vertical ground reaction forces, whereas clavicular strength reflects differences in medially directed forces on the pectoral girdle, especially pronounced in highly ...
Shin‐ichi Fujiwara, Hiroaki Saito
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Delayed Spontaneous Pectoralis Major Tendon Rupture Following Anterior Latissimus Dorsi Transfer for Irreparable Subscapularis Tear: A Case Report. [PDF]
Baek CH, Kim BT, Kim JG, Lim C.
europepmc +1 more source
Bone histological evidence for posture‐related load transmission in the talpid pectoral girdle
Bone histology of the clavicle and scapula revealed distinct load‐bearing roles within the mammalian pectoral girdle associated with different forelimb postures. Hyper‐abducted moles exhibited an enhanced load‐bearing role of the clavicle, whereas the parasagittal shrew exhibited histological features consistent with the scapula acting as the principal
Daichi Nakai
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Reverse total shoulder arthroplasty with total humeral head autograft surgical technique for subtotal glenoid bone loss. [PDF]
Garrison C, Bird J, Kamineni S.
europepmc +1 more source
The impact of alignment and scaling on biological inferences from landmark‐free morphometrics
Landmark‐free morphometrics promises advancements in shape quantification for biology, but widespread adoption is hampered by concerns over reproducibility. We compare 3D mesh alignment and scaling protocols on a prominent landmark‐free approach, Deterministic Atlas Analysis, finding inconsistencies in centroid size distribution and variance structure.
Lucy E. Roberts +2 more
wiley +1 more source
Ligation of the anterior humeral circumflex artery ablates blood flow to the lesser tuberosity osteotomy in a cadaveric model. [PDF]
Thorne T +8 more
europepmc +1 more source

