نتایج جستجو برای: false positive reduction

تعداد نتایج: 1163918  

Journal: :Human heredity 2008
Bingshan Li Suzanne M Leal

Missing genotype data can increase false-positive evidence for linkage when either parametric or nonparametric analysis is carried out ignoring intermarker linkage disequilibrium (LD). Previously it was demonstrated by Huang et al. [1] that no bias occurs in this situation for affected sib-pairs with unrelated parents when either both parents are genotyped or genotype data is available for two ...

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Journal: :Journal of the American College of Cardiology 2009

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Journal: :Journal of the American College of Cardiology 2000

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Journal: :Heart 2006

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Journal: :Annals of Surgery 2000

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Journal: :Indian Journal of Medical Sciences 2009

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Journal: :PeerJ 2019

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Journal: :Journal of Healthcare Engineering 2018

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2002

Immunohistochemical stains are indispensable for problem solving in diagnostic pathology. In order to evaluate them appropriately, it is critical to be aware of the characteristics of a true positive stain and a false positive stain. A "true positive" stain shows chromogen deposition in cells or structures that truly contain the antigen of interest. In contrast, a "false positive" stain is one ...

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Journal: Iranian Journal of Dermatology 2007
Alireza Firooz, Farzam Gorouhi, Mansour Nassiri-Kashani, Mehdi Rashighi-Firoozabadi Reza Sarhangnejad

Background and aim: Contact dermatitis is an inflammatory skin response due to contact with environmental materials manifested as acute or chronic eczema. Patch test is the standard test to recognize responsible allergen. The objective of this study was to evaluate the frequency of false positive patch test responses in patients with Exited Skin Syndrome (ESS).Materials...

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