Results 81 to 90 of about 5,474,071 (364)

Violation of cosmic censorship in the gravitational collapse of a dust cloud in five dimension [PDF]

open access: yes, 2016
We analyze the null geodesic equations in five dimensional spherically symmetric spacetime with collapsing inhomogeneous dust cloud. By using a new method, we prove the existence and non-existence of solutions to null geodesic equation emanating from ...
Mizuno, Ryosuke   +2 more
core   +2 more sources

Social context prevents heat hormetic effects against mutagens during fish development

open access: yesFEBS Letters, EarlyView.
This study shows that sublethal heat stress protects fish embryos against ultraviolet radiation, a concept known as ‘hormesis’. However, chemical stress transmission between fish embryos negates this protective effect. By providing evidence for the mechanistic molecular basis of heat stress hormesis and interindividual stress communication, this study ...
Lauric Feugere   +5 more
wiley   +1 more source

Unlocking the potential of tumor‐derived DNA in urine for cancer detection: methodological challenges and opportunities

open access: yesMolecular Oncology, EarlyView.
Urine is a rich source of biomarkers for cancer detection. Tumor‐derived material is released into the bloodstream and transported to the urine. Urine can easily be collected from individuals, allowing non‐invasive cancer detection. This review discusses the rationale behind urine‐based cancer detection and its potential for cancer diagnostics ...
Birgit M. M. Wever   +1 more
wiley   +1 more source

Estrogen receptor null mice: what have we learned and where will they lead us?

open access: yesEndocrine reviews, 1999
All scientific investigations begin with distinct objectives: first is the hypothesis upon which studies are undertaken to disprove, and second is the overall aim of obtaining further information, from which future and more precise hypotheses may be ...
J. F. Couse, K. Korach
semanticscholar   +1 more source

The effect of the curriculum integration approach on the academic achievement of fourth grade female students in Khash city [PDF]

open access: yesمطالعات روانشناسی تربیتی, 2019
The purpose of this study was to investigate the effect of the curriculum integration approach on the academic achievement of fourth grade female students in Khash city. The research method is quasi-experimental.
tahere hashemnejad   +2 more
doaj   +1 more source

Effective null Raychaudhuri equation

open access: yes, 2018
The effects on Raychaudhuri's equation of an intrinsically-discrete or particle nature of spacetime are investigated. This is done through the consideration of null congruences emerging from, or converging to, a generic point of spacetime, i.e.
Pesci, Alessandro
core   +1 more source

Reliability assessment of null allele detection: inconsistencies between and within different methods [PDF]

open access: yes, 2014
Microsatellite loci are widely used in population genetic studies, but the presence of null alleles may lead to biased results. Here we assessed five methods that indirectly detect null alleles, and found large inconsistencies among them.
Avise   +31 more
core   +1 more source

Dynamic patch generation for null pointer exceptions using metaprogramming [PDF]

open access: yesIEEE International Conference on Software Analysis, Evolution, and Reengineering, 2017
Null pointer exceptions (NPE) are the number one cause of uncaught crashing exceptions in production. In this paper, we aim at exploring the search space of possible patches for null pointer exceptions with metaprogramming.
Thomas Durieux   +3 more
semanticscholar   +1 more source

Cellular liquid biopsy provides unique chances for disease monitoring, preclinical model generation and therapy adjustment in rare salivary gland cancer patients

open access: yesMolecular Oncology, EarlyView.
We quantified and cultured circulating tumor cells (CTCs) of 62 patients with various cancer types and generated CTC‐derived tumoroid models from two salivary gland cancer patients. Cellular liquid biopsy‐derived information enabled molecular genetic assessment of systemic disease heterogeneity and functional testing for therapy selection in both ...
Nataša Stojanović Gužvić   +31 more
wiley   +1 more source

Koncepcja wielofunkcyjności jako element zrównoważonego rozwoju obszarów wiejskich

open access: yesPolityki Europejskie, Finanse i Marketing, 2009
Opracowanie koncentruje się na prezentacji najważniejszych kwestii i kluczowych informacji dotyczących koncepcji wielofunkcyjnego rozwoju obszarów wiejskich.
Mieczysław Adamowicz   +1 more
doaj   +2 more sources

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