Results 61 to 70 of about 145,242 (313)

Análisis de genotipos del virus de la hepatitis B mediante el análisis de polimorfismos de longitud de fragmentos de restricción

open access: yesBiomédica: revista del Instituto Nacional de Salud, 2016
Introducción. Se han descrito diez genotipos (A-J) del virus de la hepatitis B (HBV) que están distribuidos en todos los continentes. Una de las técnicas utilizadas para determinar el genotipo viral es el análisis del polimorfismo de longitud de los ...
Julio-C Rendón   +4 more
doaj   +1 more source

Association of TLR3 single nucleotide polymorphisms with susceptibility to HTLV-1 infection in Iranian asymptomatic blood donors

open access: yesRevista da Sociedade Brasileira de Medicina Tropical, 2020
INTRODUCTION: The human T-lymphotropic virus type 1 (HTLV-1) has a single-stranded RNA genome and expresses specific proteins that have oncogenic potential. Approximately 15 to 20 million people worldwide have been infected by this virus.
Hossein Mehrabi Habibabadi   +4 more
doaj   +1 more source

Dna fingerprinting - review paper [PDF]

open access: yes, 2006
Before the Polymerase Chain Reaction (PCR) was established, DNA fingerprinting technology has relied for years on Restriction Fragment Length Polymorphism (RFLP) and Variable Number of Tandom Repeats (VNTR) analysis, a very efficient technique but ...
Blundell, Renald
core  

RENAL‐CHIP: Rejection Evaluation via Non‐Invasive Analysis of Circulating Podocytes With Herringbone‐Chip Isolation Platform

open access: yesAdvanced Science, EarlyView.
RENAL‐CHIP converts 1 mL of peripheral blood into a biopsy‐equivalent readout of renal‐allograft fate. By magnetic capture and release of donor‐derived circulating podocytes through a herringbone microfluidic chip, 84% capture, 96% release and single‐cell RNA evidence of rejection‐specific immunity are achieved.
Juan Song   +11 more
wiley   +1 more source

Natural Variation of NAR5 Determines Nitrogenase Activity and the Yield in Soybean

open access: yesAdvanced Science, EarlyView.
This study identified NAR5, a gene encoding a subtilisin‐like protease, that regulates nitrogenase activity in soybean nodules. Overexpressing NAR5 delayed nodule senescence, enhancing nitrogenase activity, yield, and low‐nitrogen tolerance. The elite haplotype NAR5HapI‐1 linked to superior nitrogenase activity and greater seed weight has been ...
Chao Ma   +11 more
wiley   +1 more source

EVALUATION OF SIX CAMEL BREEDS FOR HETEROZYGOCITY THROUGH RESTRICTION FRAGMENT LENGTH POLYMORPHISM [PDF]

open access: yesPakistan Veterinary Journal, 2008
In the camel tyrosinase gene, a restriction site provoked by the T variant was used in a special restriction fragment length polymorphism analysis (PCR-RFLP) for genotyping of animals from six different Pakistani camel breeds (Marecha, Dhatti, Larri ...
M. G. SHAH, M. REISSMANN1, A. S. Qureshi2 AND H. J. SCHWARTZ3
doaj  

Infection with multiple types of human papillomavirus in sexually active young women

open access: yesMedicina, 2015
Study design: cross. Study objective: estimate the frequency and distribution types of human papillomavirus (HPV) in sexually active young women. Methods: samples of vaginal and endocervical canal of 158 women, aged between 18 and 35 years were collected
Ana Paula Machado de Almeida   +10 more
doaj   +1 more source

PCR-RFLP Using BseDI Enzyme for Pork Authentication in Sausage and Nugget Products [PDF]

open access: yes, 2011
A polymerase chain reaction-restriction fragment length polymorphism (PCR-RFLP) using BseDI restriction enzyme had been applied for identifying the presence of pork in processed meat (beef sausage and chicken nugget) including before and after frying ...
Abidin, M. Z. (M)   +3 more
core  

Erythrocyte complement receptor 1 (CR1) expression level is not associated with polymorphisms in the promoter or 3' untranslated regions of the CR1 gene [PDF]

open access: yes, 2006
Complement receptor 1 (CR1) expression level on erythrocytes is genetically determined and is associated with high (H) and low (L) expression alleles identified by a HindIII restriction fragment-length polymorphism (RFLP) in intron 27 of the CR1 gene ...
Cockburn I.A.   +8 more
core   +1 more source

Haplotype‐Resolved 3D Genomic Landscapes and Their Impacts on Agronomic Traits in Grapevine

open access: yesAdvanced Science, EarlyView.
This study presents a haplotype‐resolved 3D genomic landscape of grapevine, revealing that structural variations (SVs) are closely associated with phased topologically associating domain (TAD) boundary transitions. These rearrangements coordinate with allele‐specific DNA methylation (ASM) and allele‐biased gene expression (ASE) to shape key agronomic ...
Yanling Peng   +18 more
wiley   +1 more source

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