نتایج جستجو برای: mechanisms

تعداد نتایج: 536752  

2012
Stuart Brody Rui Miguel Costa Ursula Hess

The authors reply to a quartet of recent articles in this journal. We detail certain misrepresentations and the dismissal of existing research in those articles (including attempts at denial of the repeatedly documented association of lack of vaginal orgasm with greater use of immature psychological defense mechanisms and other indices of poorer health). The authors also call for a less defensi...

2011
Martin Drapeau Katherine Thompson Jonathan Petraglia Kylie Louise Thygesen Serge Lecours

Different models have been developed to capture an individual’s defensive functioning, including the DSM-IV Defensive Functioning Scale (DFS). These different models are often used to distinguish between psychologically healthy individuals and individuals presenting with a mental disorder, or to demonstrate change in patients over the course of and following treatment. Yet, despite evidence tha...

Journal: :Archivos de bronconeumologia 2008
Pedro Plaza Valía Francisco Carrión Valero Julio Marín Pardo Daniel Bautista Rentero Carmen González Monte

OBJECTIVE Mucociliary transport is an important defense mechanism for the airways. The aim of this study was to establish reference values for nasal mucociliary clearance time (MCT) by means of the saccharin test. SUBJECTS AND METHODS A cross-sectional, descriptive, observational study was performed. The variables studied were nasal MCT, age, and sex. We included 249 healthy nonsmokers (134 m...

Journal: :Journal of dairy science 1992
M J Paape R H Miller M D Young R R Peters

Mammary secretions (n = 34 cows) and mammary phagocytes (n = 18 cows) were collected throughout the nonlactating (dry) period to determine changes in intramammary phagocytic defense mechanisms. Mammary secretions were evaluated for their ability to support phagocytosis of Staphylococcus aureus by neutrophils from donor cows and mammary phagocytes for phagocytic and chemiluminescence activity. A...

Journal: :Risk analysis : an official publication of the Society for Risk Analysis 2012
Gary M Gaukler Chenhua Li Yu Ding Sunil S Chirayath

In recent years, the United States, along with many other countries, has significantly increased its detection and defense mechanisms against terrorist attacks. A potential attack with a nuclear weapon, using nuclear materials smuggled into the country, has been identified as a particularly grave threat. The system for detecting illicit nuclear materials that is currently in place at U.S. ports...

Journal: :Journal of virology 2011
Jan O Haerter Ala Trusina Kim Sneppen

Bacteria have evolved diverse defense mechanisms that allow them to fight viral attacks. One such mechanism, the clustered, regularly interspaced, short palindromic repeat (CRISPR) system, is an adaptive immune system consisting of genetic loci that can take up genetic material from invasive elements (viruses and plasmids) and later use them to reject the returning invaders. It remains an open ...

2013
M. LEMOUDDEN N. BEN BOUAZZA B. EL OUAHIDI D. BOURGET

Enterprises are more and more moving to the cloud to take advantages of its economic and technological model. However, Privacy and Security issues are often cited as the main obstacle to the adoption of cloud computing for enterprises; hence we need to have a clear understanding of security needs in the cloud in order to achieve solutions. The aim of this paper is twofold: firstly, to distingui...

2015
Nichole A. Broderick

Historically, the digestive and immune systems were viewed and studied as separate entities. However, there are remarkable similarities and shared functions in both nutrient acquisition and host defense. Here, I propose a common origin for both systems. This association provides a new prism for viewing the emergence and evolution of host defense mechanisms.

Journal: :Behavioral sciences & the law 2005
Lynn Perry Wooten Erika Hayes James

This article examines why organizations struggle with learning how to prevent discrimination against their employees with disabilities. To explore this issue, qualitative archival data were collected and analyzed from 53 Americans with Disabilities Act (ADA) lawsuits filed against 44 organizations. Theoretical analysis of the qualitative data suggests that several organizationally based learnin...

Journal: :Journal of immunology 2000
R E Vance

The immune system is often said to function by "self-nonself" discrimination. Recently, some have argued that it actually detects "danger" or "strangers". There are problems with all of these points of view. Given that the immune system has been cobbled together throughout evolution and uses a diverse array of innate and adaptive defense mechanisms, it may not be possible to account for immunit...

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