Results 71 to 80 of about 3,900,726 (310)

Spatial attention and the apprehension of spatial relations. [PDF]

open access: yesJournal of Experimental Psychology: Human Perception and Performance, 1994
Seven experiments examined the role of spatial attention in apprehending spatial relations above, below, left, and right. In Experiment 1, visual search was difficult when targets differed from distractors only in the spatial relation between their elements. Reaction time increased linearly with display size with a slope greater than 60 ms/item.
openaire   +4 more sources

Spatial variability of groundwater recharge - I. Is it really variable? [PDF]

open access: yes, 2004
The spatial variability of recharge is an important consideration in estimating recharge especially as all methods of estimating it are 'point' estimates and in most places recharge varies in space.
De Silva, RP
core  

Septin 9 PB domains coordinate centrosome positioning and microtubule acetylation to control epithelial polarity

open access: yesFEBS Letters, EarlyView.
Septin 9 polybasic domains couple phosphoinositide‐rich membrane binding to centrosome positioning, Golgi organization, and microtubule acetylation to control epithelial polarity. Their loss disrupts this axis, causing centrosome mispositioning, Golgi fragmentation, reduced microtubule acetylation, and polarity inversion via upregulation of the ...
Ting ting Cai   +4 more
wiley   +1 more source

From mice to humans—divergent strategies for intestinal homeostasis and regeneration

open access: yesFEBS Letters, EarlyView.
Recent advances such as organoid genome editing, xenotransplantation, imaging, and whole‐genome sequencing have enabled direct studies of human intestinal stem cells (ISCs). These studies reveal species‐specific features, including slower ISC proliferation, distinct injury responses, slower somatic mutation accumulation in humans, and an inverse ...
Keiko Ishikawa   +2 more
wiley   +1 more source

Spatial Search

open access: yesSSRN Electronic Journal
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Xiaoming Cai   +2 more
openaire   +5 more sources

Spatial Science News from Urban Development: Industry Report August 2007 [PDF]

open access: yes, 2007
Spatial Science Contributes to Samford Ecological Research Facility; Spatial Science/Surveying undergraduate and postgraduate students have embarked on a number of projects at this unique site.
Webb, Robert M.
core  

Modelling stem cell differentiation related processes—A practical overview for biologists

open access: yesFEBS Letters, EarlyView.
Stem cell differentiation is complex and difficult to control experimentally. This review introduces suitable computational modelling approaches that can support stem cell research, from mechanistic ODE and abstract models to multiscale and deep learning methods.
Ricco Zeegelaar   +4 more
wiley   +1 more source

The spatial rotator [PDF]

open access: yesJournal of Microscopy, 2013
SummaryThis paper presents a new local volume estimator, the spatial rotator, which is based on measurements on a virtual 3D probe, using computer assisted microscopy. The basic design of the probe builds upon the rotator principle which requires only a few manual intersection markings, thus making the spatial rotator fast to use.
Rasmusson, Allan   +5 more
openaire   +3 more sources

Spatial Science News from QUT: Industry Report, Winter 2008 [PDF]

open access: yes, 2008
Spatial Sciences at SERF; Alumni Activities; GPS Measurement Survey at Coombabah ...
Webb, Robert M.
core  

Design and analysis strategies for robust microbiome ageing research

open access: yesFEBS Letters, EarlyView.
The gut microbiome changes with age and associates with age‐related morbidity and mortality, establishing it as a potential biomarker and intervention target for ageing. Realising this potential requires methodological rigour, yet distinguishing biological signals from methodological artefacts remains challenging across cohorts. This review provides an
Mark Olenik   +5 more
wiley   +1 more source

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