Results 11 to 20 of about 30,226 (178)

SARS‐CoV‐2 infection as cause of in‐utero fetal death: regional multicenter cohort study

open access: yesUltrasound in Obstetrics &Gynecology, Volume 62, Issue 6, Page 867-874, December 2023., 2023
ABSTRACT Objective Placental infection with severe acute respiratory syndrome coronavirus 2 (SARS‐CoV‐2) can lead to placental insufficiency and in‐utero fetal death (IUFD). The objective of this study was to confirm and quantify the extent to which fetoplacental infection with SARS‐CoV‐2 is a cause of fetal death.
M. Nkobetchou   +9 more
wiley   +1 more source

Accounting for bias in prevalence estimation: The case of a globally emerging pathogen

open access: yesJournal of Applied Ecology, Volume 60, Issue 9, Page 2007-2017, September 2023., 2023
These results highlight the importance of using robust inferences to inform disease risk assessments and to efficiently allocate limited resources during mitigation strategies of infectious diseases. The methods used here can be applied to a wide range of host–pathogen systems, and will be of interest to both researchers and practitioners aiming to ...
Hugo Sentenac   +5 more
wiley   +1 more source

Conditioned serum in vitro treatment of chondrocyte pellets and osteoarthritic explants

open access: yesEquine Veterinary Journal, Volume 55, Issue 2, Page 325-335, March 2023., 2023
Abstract Background Autologous conditioned serum (ACS) is used to treat osteoarthritis in horses, although its effects are not fully investigated. Objectives To investigate the effects of equine serum and conditioned serum on chondrocytes stimulated with interleukin (IL)‐1β and cartilage explants with mild osteoarthritis.
Maria Löfgren   +8 more
wiley   +1 more source

Evidence of possible SARS‐CoV‐2 vertical transmission according to World Health Organization criteria in asymptomatic pregnant women

open access: yesUltrasound in Obstetrics &Gynecology, Volume 58, Issue 6, Page 900-908, December 2021., 2021
ABSTRACT Objective Severe acute respiratory syndrome coronavirus 2 (SARS‐CoV‐2) vertical transmission has been investigated extensively. Recently, the World Health Organization (WHO) published strict criteria to classify the timing of mother‐to‐child transmission of SARS‐CoV‐2 into different categories.
R. Sevilla‐Montoya   +23 more
wiley   +1 more source

Incremental yield of whole‐genome sequencing over chromosomal microarray analysis and exome sequencing for congenital anomalies in prenatal period and infancy: systematic review and meta‐analysis

open access: yesUltrasound in Obstetrics &Gynecology, Volume 63, Issue 1, Page 15-23, January 2024.
ABSTRACT Objectives First, to determine the incremental yield of whole‐genome sequencing (WGS) over quantitative fluorescence polymerase chain reaction (QF‐PCR)/chromosomal microarray analysis (CMA) with and without exome sequencing (ES) in fetuses, neonates and infants with a congenital anomaly that was or could have been detected on prenatal ...
N. Shreeve   +6 more
wiley   +1 more source

Capacidad de un ensayo rápido para diagnosticar la COVID-19 y relación con síntomas clínicos

open access: yesRevista Habanera de Ciencias Médicas, 2023
Introducción: La detección del virus SARS-CoV-2, agente causal de la COVID-19, es determinante para disminuir la propagación de la actual pandemia. Si bien el procedimiento de elección es la determinación del ácido nucleico del virus mediante la reacción
Cira Virgen Rodríguez Pelier   +5 more
doaj  

Masculino de 55 años con meningoencefalitis por flavivirus, polirradiculopatía inflamatoria y EVC isquémico

open access: yesRevista Clínica de la Escuela de Medicina UCR-HSJD, 2011
Se describe el caso de un paciente masculino joven, hipertenso sin tratamiento, quien se presenta al Servicio de Emergencias del HSJD con cuadro agudo de hemiparesia izquierda, se documenta febril y el trabajo diagnóstico demostró una meningitis ...
Carlos I. Quesada Aguilar
doaj   +1 more source

Incorporación de Uracilo ADN glicosilasa / dUTPs en la reacción de PCR anidada para detectar Plasmodium falciparum y Plasmodium vivax: una estrategia para reducir el riesgo de contaminación

open access: yesActualidades Biológicas, 2020
La reacción en cadena de la polimerasa (PCR) se emplea en investigación y como prueba diagnóstica para confirmar la infección malárica en muestras clínicas.
Carlos Alejandro Herrera-Sandoval   +1 more
doaj   +1 more source

Validez diagnóstica de la reacción en cadena de la polimerasa en tiempo real para tuberculosis pleural. [PDF]

open access: yes, 2013
48 Páginas.Para el diagnóstico de tuberculosis pleural (TBP) el patrón de oro es invasivo y demorado. Métodos. Validez de la RT – PCR comparada con un patrón de oro compuesto. Incluimos pacientes con derrame pleural tipo exudado linfocitario.
Casallas Rivera, Martha Alejandra   +1 more
core  

La reacción en cadena de la polimerasa a dos décadas de su invención [PDF]

open access: yes, 2004
La PCR, tÈcnica inventada por Kary B. Mullis en 1983, emplea un par de oligonucleÛtidos para de- limitar una regiÛn de interÈs y una polimerasa para extenderlos, utilizando ambas hebras del gen en cuestiÛn como plantilla. Al repetir este ciclo dece-
Barrera Saldaña, Hugo Alberto   +1 more
core  

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