Results 221 to 230 of about 5,504,994 (361)

NORTH AMERICA: Early Man in North America [PDF]

open access: yesAmerican Anthropologist, 1976
openaire   +1 more source

Baseline Regional Cholinergic Denervation Predicts Cognitive Trajectories in Moderate Parkinson Disease

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Cognitive decline is a disabling and variable feature of Parkinson disease (PD). While cholinergic system degeneration is linked to cognitive impairments in PD, most prior research reported cross‐sectional associations. We aimed to fill this gap by investigating whether baseline regional cerebral vesicular acetylcholine transporter ...
Taylor Brown   +6 more
wiley   +1 more source

Renal coccidiosis in black skimmers in North America reveals an uncharacterized Eimeria lineage (Apicomplexa: Eimeriidae). [PDF]

open access: yesPLoS One
Groch KR   +7 more
europepmc   +1 more source

THE BUTTERFLIES OF NORTH AMERICA.

open access: yesScience, 2015
C. Riley   +3 more
semanticscholar   +1 more source

A Prospective Study of Individuals at Risk of Multiple Sclerosis Informs the Design of Primary Prevention Studies

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective In multiple sclerosis, the optimal time for deploying a therapeutic intervention is before the central nervous system is damaged; given the success of trials treating the earliest stage of MS, the radiologically isolated syndrome, developing primary prevention strategies is an important next challenge.
Amy W. Laitinen   +7 more
wiley   +1 more source

Epilepsy‐Associated Variants of a Single SCN1A Codon Exhibit Divergent Functional Properties

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Pathogenic variants in SCN1A, which encodes the voltage‐gated sodium channel NaV1.1, are associated with multiple epilepsy syndromes exhibiting a range of clinical severity. SCN1A variants are reported in different syndromes, including Dravet syndrome, which is associated with loss‐of‐function, whereas neonatal/infantile‐onset ...
Lanie N. Liebovitz   +3 more
wiley   +1 more source

Potential distribution of Aedes vittatus as an invasive species in North America. [PDF]

open access: yesPLoS One
Ng'eno E   +8 more
europepmc   +1 more source

Intercontinental Spread of Asian-Origin H5N8 to North America through Beringia by Migratory Birds

open access: yesJournal of Virology, 2015
Dong‐Hun Lee   +5 more
semanticscholar   +1 more source

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