Results 61 to 70 of about 191,292 (263)

Sex Differences in Fall Frequency, Risk Factors, and Outcomes in Parkinson's Disease: A Cross‐Sectional Analysis

open access: yesMovement Disorders Clinical Practice, EarlyView.
Abstract Background Female sex is an independent fall risk factor in Parkinson's disease (PD), yet sex‐specific fall patterns remain unclear. Objectives To compare sex‐specific fall risk and outcomes across PD, prodromal alpha‐synucleinopathy (PAS), and healthy controls (HC); estimate fall frequency across PD progression; and assess how sex modifies ...
Joaquin A. Vizcarra   +197 more
wiley   +1 more source

Cerebral cavernous malformations: Review of the genetic and protein-protein interactions resulting in disease pathogenesis

open access: yesFrontiers in Surgery, 2016
Mutations in the genes KRIT1, CCM2, and PDCD10 are known to result in the formation of cerebral cavernous malformations (CCMs). CCMs are intracranial lesions comprised of aberrantly enlarged cavernous endothelial channels that can result in cerebral ...
Jacob F. Baranoski   +2 more
doaj   +1 more source

The Existence of Godel, Einstein and de Sitter Universes [PDF]

open access: yes, 2005
We determine the general conditions for the existence of Godel, Einstein static, and de Sitter universes in gravity theories derived from a Lagrangian that is an arbitrary function of the scalar curvature and Ricci and Riemann curvature invariants ...
Barrow, John D., Clifton, T.
core   +3 more sources

Topography, Construction Methods and Quantitative Characteristics of Bronze Age Barrows on the Territory of the Don and Manych Basins

open access: yesOriental Studies, 2018
The major part of burial grounds of the Don and Manych basins were erected around the barrows of the Early Bronze Age. Their topography is fully determined by the character of the region’s terrain.
A. Faifert
doaj  

Advancing Treatment of Pituitary Adenomas through Targeted Molecular Therapies: The Acromegaly & Cushing Disease Paradigms

open access: yesFrontiers in Surgery, 2016
The current treatment of pituitary adenomas requires a balance of conservative management, surgical resection, and in select tumor types, molecular therapy.
Michael Anthony Mooney   +2 more
doaj   +1 more source

Horses from the Arzhan-1 Mound: Results of Archaeological Research and Morphometric Analysis of the Preserved Osteological Collection

open access: yesПоволжская археология, 2020
The widely known mound Arzhan-1 dates from the end of the 10th – beginning of the 8th centuries BC and is a key archaeological site for the study of the early nomads in Eurasia.
Bokovenko Nikolay A.   +2 more
doaj   +1 more source

The Age and Origin of Block Deposits in the Victorian Alps, Australia

open access: yesPermafrost and Periglacial Processes, EarlyView.
ABSTRACT Large periglacial block deposits are found in the mountains of southeastern Australia. Despite their widespread distribution, their mode of formation and age are poorly understood. These landforms hold considerable potential to shed light on the nature of cooling during glacial periods. In this paper we present a new study of block deposits in
Timothy T. Barrows   +4 more
wiley   +1 more source

The effects of fixation target size and luminance on microsaccades and square-wave jerks [PDF]

open access: yesPeerJ, 2013
A large amount of classic and contemporary vision studies require subjects to fixate a target. Target fixation serves as a normalizing factor across studies, promoting the field’s ability to compare and contrast experiments.
Michael B. McCamy   +4 more
doaj   +2 more sources

U.S. Law of the Sea Cruise to Map the Foot of the Slope and 2500-m Isobath of the U.S. Arctic Ocean Margin, Barrow to Barrow. Cruise Report [PDF]

open access: yes, 2004
U.S. Law of the Sea cruise to map the foot of the slope and 2500-m isobath of the US Arctic Ocean margin CRUISES HE-0302 August 30 to September 11, 2003 Barrow, AK to Barrow ...
Mayer, Larry A.
core   +1 more source

Influence of transport and ocean ice extent on biogenic aerosol sulfur in the Arctic atmosphere [PDF]

open access: yes, 2012
The recent decline in sea ice cover in the Arctic Ocean could affect the regional radiative forcing via changes in sea ice-atmosphere exchange of dimethyl sulfide (DMS) and biogenic aerosols formed from its atmospheric oxidation, such as methanesulfonic ...
Barrie, LA   +13 more
core   +1 more source

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