Results 31 to 40 of about 1,650,720 (280)

Replicating human characteristics: A promising animal model of central fatigue

open access: yesBrain Research Bulletin
Central fatigue is a common pathological state characterized by psychological loss of drive, lack of appetite, drowsiness, and decreased psychic alertness.
Yifei Zhang   +8 more
doaj   +1 more source

Modelling the Effect of Information and Communication Technology on Activity-Based Travels, Case Study: Tehran

open access: yesTransport and Telecommunication, 2019
Information and communication technology (ICT) has revolutionized almost all aspects of human life. Thus, examining the effect of this technology on social problems such as traffic congestion, environmental pollution, urban design, land use etc.
Edrisi Ali   +2 more
doaj   +1 more source

Specified intersections

open access: yesTransactions of the American Mathematical Society, 2013
Let M ⊂ [ n ] := { 0 , … , n } M \subset [n]:=\{0, \ldots , n\} and A {\mathcal {A}} be a family of subsets of an n n element set such that | A ∩
Mubayi, Dhruv, Rödl, Vojtech
openaire   +2 more sources

Quantum intersection rings [PDF]

open access: yes, 1994
We examine a few problems of enumerative geometry and present their solutions in the framework of deformed (quantum) cohomology rings.Comment: 73 p, uuencoded, uses harvmac in b mode, 6 figures ...
Di Francesco, P., Itzykson, C.
core   +1 more source

Intersection of paraboloids and application to Minkowski-type problems

open access: yes, 2014
In this article, we study the intersection (or union) of the convex hull of N confocal paraboloids (or ellipsoids) of revolution. This study is motivated by a Minkowski-type problem arising in geometric optics. We show that in each of the four cases, the
De Castro, Pedro Machado Manhães   +2 more
core   +1 more source

NRASQ61R Expression in Lymphatic Endothelial Cells Causes Enlarged Vessels, Hemorrhagic Chylous Effusions, and High Mortality in a Mouse Model of Kaposiform Lymphangiomatosis

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Kaposiform lymphangiomatosis (KLA) is an aggressive complex lymphatic anomaly. Patients exhibit malformed lymphatic vessels and often develop hemorrhagic effusions and elevated angiopoietin‐2 (Ang‐2) levels. A somatic NRAS p.Q61R (NRASQ61R) mutation has been associated with KLA.
C. Griffin McDaniel   +3 more
wiley   +1 more source

Development and validation of a leukemia prognostic model through single-cell RNA sequencing and machine learning approaches

open access: yesDiscover Oncology
Background Leukemia prognosis varies significantly among patients, highlighting the need for accurate prediction tools. Emerging evidence suggests that the immune microenvironment plays a crucial role in leukemia progression and treatment response ...
Doujia Chen   +3 more
doaj   +1 more source

The Clique Problem in Ray Intersection Graphs

open access: yes, 2011
Ray intersection graphs are intersection graphs of rays, or halflines, in the plane. We show that any planar graph has an even subdivision whose complement is a ray intersection graph.
Cabello, Sergio   +2 more
core   +1 more source

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

Decoding TGR5: A comprehensive review of its impact on cerebral diseases

open access: yesPharmacological Research
Currently, unraveling the enigmatic realm of drug targets for cerebral disorders poses a formidable challenge. Takeda G protein-coupled receptor 5 (TGR5), also known as G protein-coupled bile acid receptor 1, is a specific bile acid receptor.
Zehan Zhang   +9 more
doaj   +1 more source

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