Results 11 to 20 of about 420,509 (269)

Approximate polymorphisms

open access: yesProceedings of the 54th Annual ACM SIGACT Symposium on Theory of Computing, 2022
For a function $g\colon\{0,1\}^m\to\{0,1\}$, a function $f\colon \{0,1\}^n\to\{0,1\}$ is called a $g$-polymorphism if their actions commute: $f(g(\mathsf{row}_1(Z)),\ldots,g(\mathsf{row}_n(Z))) = g(f(\mathsf{col}_1(Z)),\ldots,f(\mathsf{col}_m(Z)))$ for all $Z\in\{0,1\}^{n\times m}$.
Chase, Gilad   +4 more
openaire   +3 more sources

PolyMorph: A P300 Polymorphic Speller [PDF]

open access: yes, 2013
P300 is an electric signal emitted by brain about 300 milliseconds after a rare, but relevant-for-the-user event. Even if it is hard to identify and it provides a low-rate communication channel, it can be used in cases in which other evoked potentials fail.
CASAGRANDE, ALBERTO   +4 more
openaire   +3 more sources

Meta-Analysis of Vitamin D Receptor Gene Polymorphisms in Childhood Asthma

open access: yesFrontiers in Pediatrics, 2022
We conducted the systematic review to investigate the potential relationship between the vitamin polymorphisms of D receptor (VDR) gene and childhood asthma.
Yong Zhou, Sheng Li
doaj   +1 more source

Absence of Association between CCR5 rs333 Polymorphism and Childhood Acute Lymphoblastic Leukemia

open access: yesAdvances in Hematology, 2014
Acute lymphoblastic leukemia (ALL) is a malignant disorder that originates from one single hematopoietic precursor committed to B- or T-cell lineage. Ordinarily, these cells express CCR5 chemokine receptor, which directs the immune response to a cellular
Carlos Eduardo Coral de Oliveira   +7 more
doaj   +1 more source

Variation in genes involved in epigenetic processes offers insights into tropically adapted cattle diversity

open access: yesFrontiers in Genetics, 2014
We evaluated the relevance of the BovineHD Illumina SNP chip with respect to genes involved in epigenetic processes. Genotypes for 729,068 SNP on two tropical cattle breeds of Australia were used: Brahman (n = 2,112) and Tropical Composite (n = 2,550 ...
Laercio R Porto-Neto   +4 more
doaj   +1 more source

Immunohistochemical Expression of CXCR4 on Breast Cancer and Its Clinical Significance

open access: yesAnalytical Cellular Pathology, 2015
Many tumor cells express chemokines and chemokine receptors, and, for this reason, these molecules can affect the tumor progression. It is known that breast cancer is a complex and heterogeneous neoplasia comprising distinct diseases, histological ...
Marina Okuyama Kishima   +6 more
doaj   +1 more source

Associação dos polimorfismos dos genes TGF-beta1, CD14, IL-4, IL-4R e ADAM33 com a gravidade da asma em crianças e adolescentes Association of TGF-beta1, CD14, IL-4, IL-4R and ADAM33 gene polymorphisms with asthma severity in children and adolescents

open access: yesJornal de Pediatria, 2008
OBJETIVO: Verificar, em uma amostra de pacientes com asma atópica persistente leve, moderada e grave, a associação entre os polimorfismos dos genes fator de crescimento transformante-beta1 (TGF-beta1) (C-509T e T869C), CD14 (C-159T), IL-4 (C-590T), IL-4R
Isabel C. J. de Faria   +4 more
doaj   +1 more source

Polymorphism in Benzamide

open access: yesAngewandte Chemie, 2005
(Figure Presented) At long last, the crystal structure of the metastable form of benzamide, whose existence has been known of for over 170 years, has finally been solved by using a combination of in situ crystallization, high-speed synchrotron X-ray powder diffraction, and global-optimization methods of structure determination (see picture).
W. I. F. David   +5 more
openaire   +4 more sources

Frequencies of 23 functionally significant variant alleles related with metabolism of antineoplastic drugs in the Chilean population: comparison with Caucasian and Asian populations

open access: yesFrontiers in Genetics, 2012
Cancer is a leading cause of death worldwide. The cancer incidence rate in Chile is 133.7/100,000 inhabitants and it is the second cause of death, after cardiovascular diseases.
Angela Margarita Roco   +15 more
doaj   +1 more source

Allelic and genotype frequencies of major CYP2B6 polymorphisms in the Pakistani population

open access: yesMolecular Genetics & Genomic Medicine, 2021
Background Cytochrome P450 (CYP2B6) is an important enzyme that metabolizes about 3.0% of therapeutic drugs. Drugs metabolized mainly by CYP2B6 include artemisinin, bupropion, cyclophosphamide, efavirenz, ketamine, and methadone.
Sagheer Ahmed   +4 more
doaj   +1 more source

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