نتایج جستجو برای: incompatibility

تعداد نتایج: 16835  

Journal: :Tertiary Education and Management 2022

Abstract University students in paid employment have less time for studying, report more stress, and participate fewer extracurricular activities than non-employed students. These negative outcomes that result from combining work study can cause employed to experience the domains of work, study, social life as practically incompatible, but also a sense identity incompatibility. Therefore, we us...

Journal: :Evolution; international journal of organic evolution 2011
Kelly Robertson Emma E Goldberg Boris Igić

Breakdown of self-incompatibility occurs repeatedly in flowering plants with important evolutionary consequences. In plant families in which self-incompatibility is mediated by S-RNases, previous evidence suggests that polyploidy may often directly cause self-compatibility through the formation of diploid pollen grains. We use three approaches to examine relationships between self-incompatibili...

2014
Peter H Thrall Francisco Encinas-Viso Susan E Hoebee Andrew G Young

Genetically controlled self-incompatibility systems represent links between genetic diversity and plant demography with the potential to directly impact on population dynamics. We use an individual-based spatial simulation to investigate the demographic and genetic consequences of different self-incompatibility systems for plants that vary in reproductive capacity and lifespan. The results supp...

2017
Catherine Breton Georgios Koubouris Pierre Villemur André Jean Bervillé

The new self-incompatibility system (SI) was presented by Saumitou-Laprade, Vernet, Vekemans et al. (2017). Evolutionary Applications based on 89 crosses between varieties in the olive tree. Four main points are not clear. We are examining here as follows: (i) the assertion that the self-incompatibility system is sporophytic was not sustained by pollen germination data; (ii) surprisingly, the n...

2012
Aurélie Foinard Bertrand Décaudin Christine Barthélémy Bertrand Debaene Pascal Odou

BACKGROUND Patients in intensive care units receive many drugs simultaneously but through limited venous accesses. Several intravenous therapies have to be administered through the same catheter, thus increasing the risk of physicochemical incompatibility. The purpose of this work was to assess and to quantify the impact of physical incompatibility on the mass flow rates of drugs infused simult...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2005
H D Curtis

appearance. They are so similar, indeed, that it is very doubtful whether they would have been recognized, even as varieties, if cytological examination had not shown them to differ in respect to their chromosomes,6 and if they had not been bred in the laboratory to test their compatibility. Here is an apparently clear case of incipient species formation. It seems practically certain that these...

Journal: :Genetics 1995
M Turelli A A Hoffmann

In Drosophila simulans, cytoplasmically transmitted Wolbachia microbes cause reduced egg hatch when infected males mate with uninfected females. A Wolbachia infection and an associated mtDNA variant have spread northward through California since 1986. PCR assays show that Wolbachia infection is prevalent throughout the continental US and Central and South America, but some lines from Florida an...

2011
Mohammad Irshad Ameer Mohammad Mohammad Hussain Behram Khan Nusrat Ali

Objective: To determine the prevalence of Rh and ABO incompatibility in jaundiced neonates. Methodology: This hospital based descriptive study was conducted in Pediatrics Unit, Lady Reading Hospital Peshawar. A total of 200 neonates with clinically diagnosed jaundice were included in the study. Results: Out of 200 neonates 70% were male and 30%female. Majority of neonates 99.5% age was ranged f...

2008
Christina G.S. Palmer Erin Mallery Joni A. Turunen Hsin-Ju Hsieh Leena Peltonen Jouko Lonnqvist J. Arthur Woodward Janet S. Sinsheimer

Rhesus D incompatibility increases risk for schizophrenia, with some evidence that risk is limited to male offspring. The purpose of this study is to determine whether risk for schizophrenia due to Rhesus D incompatibility differs by offspring sex using a nuclear family-based candidate gene approach and a meta-analysis approach. The genetic study is based on a sample of 277 nuclear families wit...

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