Results 61 to 70 of about 1,272,560 (299)

Spatial and temporal variability of the human microbiota [PDF]

open access: yesClinical Microbiology and Infection, 2012
The knowledge that our bodies are home to microbes is not new; van Leeuwenhoek first saw the microbes of the mouth and gut over three centuries ago. However, next generation sequencing technologies are enabling us to characterize our microbial consortia on an unprecedented scale, and are providing new insights into the range of variability of our ...
Parfrey, L.W., Knight, R.
openaire   +2 more sources

Spatio-Temporal Variability of Chlorophyll-A and Environmental Variables in the Panama Bight [PDF]

open access: yesRemote Sensing, 2020
The analysis of synoptic satellite data of total chlorophyll-a (Chl-a) and the environmental drivers that influence nutrient and light availability for phytoplankton growth allows us to understand the spatio-temporal variability of phytoplankton biomass.
Andrea Corredor-Acosta   +9 more
openaire   +2 more sources

Dual-Task Interference Increases Variability in Sub-Second Repetitive Motor Timing

open access: yesJournal of Functional Morphology and Kinesiology
Objectives: Sub-second motor timing is critical for skilled performance in domains such as sport, music, and safety-critical multitasking; however, its robustness under cognitive load remains unresolved. Dual-task paradigms offer a method to test whether
Ivan Šerbetar, Asgeir Mamen
doaj   +1 more source

Near-Infrared Spectroscopy (NIRS) and Optical Sensors for Estimating Protein and Fiber in Dryland Mediterranean Pastures

open access: yesAgriEngineering, 2021
Dryland pastures provide the basis for animal sustenance in extensive production systems in Iberian Peninsula. These systems have temporal and spatial variability of pasture quality resulting from the diversity of soil fertility and pasture floristic ...
João Serrano   +3 more
doaj   +1 more source

Temporal and spatial variability in speakers with Parkinson's Disease and Friedreich's Ataxia [PDF]

open access: yes, 2008
Speech variability in groups of speakers with Parkinson's disease (PD) and with Friedreich's ataxia was compared with healthy controls. Speakers repeated the same phrase 20 times at one of two rates (fast or habitual).
Anderson, Andrew   +2 more
core  

A New Correlation Between GRB X-Ray Flares And The Prompt Emission

open access: yes, 2013
From a sample of GRBs detected by the $Fermi$ and $Swift$ missions, we have extracted the minimum variability time scales for temporal structures in the light curves associated with the prompt emission and X-ray flares.
Dhuga, K. S.   +4 more
core   +1 more source

Using variograms to detect and attribute hydrological change [PDF]

open access: yes, 2015
There have been many published studies aiming to identify temporal changes in river flow time series, most of which use monotonic trend tests such as the Mann–Kendall test.
Bloomfield, J. P.   +6 more
core   +5 more sources

Pulmonary Dysfunction Is Associated With Sleep Study Abnormalities in Children With Sickle Cell Disease: A Multicenter Study

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Introduction Pulmonary dysfunction and sleep abnormalities are common in children with sickle cell disease (SCD) and are associated with worse clinical outcomes. Whether spirometry abnormalities are associated with polysomnography (PSG) findings remains unclear.
Ammar Saadoon Alishlash   +4 more
wiley   +1 more source

Umidade do solo no semiárido pernambucano usando-se reflectometria no domínio do tempo (TDR) Soil moisture in Pernambuco semiarid using time domain reflectometry (TDR)

open access: yesRevista Brasileira de Engenharia Agrícola e Ambiental, 2011
Objetivou-se com o presente trabalho investigar a variabilidade temporal do conteúdo superficial da água no solo, através da reflectometria no domínio do tempo (TDR), em consequência das características de precipitação ocorridas no semiárido pernambucano,
Thais E. M. dos Santos   +2 more
doaj   +1 more source

Venous Thromboembolism in Pediatric Bone Sarcoma Patients: A 10‐Year, Single‐Institution Experience Encompassing the COVID‐19 Pandemic

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Osteosarcoma (OS) and Ewing sarcoma (EWS) are the most common primary bone cancers in children, but acute thrombosis is poorly characterized in this population. Our study evaluated the rates of venous thromboembolism (VTE) and associated risk factors in pediatric patients with bone sarcomas treated over a 10‐year period encompassing
Sarah Kappa   +8 more
wiley   +1 more source

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