Results 91 to 100 of about 437,420 (241)

Análise dos óbitos de um hospital: busca ativa por potenciais doadores de córneas [Analysis of deaths at a hospital: active search for potential cornea donors] [Análisis de los óbitos de un hospital: búsqueda activa por donadores potenciales de córneas]

open access: yesRevista Enfermagem UERJ, 2012
Estudo descritivo exploratório, com coleta retrospectiva de dados, relativo aos óbitos ocorridos em 2010, com o objetivo de analisar a viabilidade para doação de tecido ocular. Foram analisados 1.047 óbitos.
João Luis Erbs   +3 more
doaj  

KIR2DL2/2DL3-E(35) alleles are functionally stronger than -Q(35) alleles. [PDF]

open access: yes, 2016
KIR2DL2 and KIR2DL3 segregate as alleles of a single locus in the centromeric motif of the killer cell immunoglobulin-like receptor (KIR) gene family. Although KIR2DL2/L3 polymorphism is known to be associated with many human diseases and is an important
Bao, Ju   +5 more
core   +1 more source

Time after time – circadian clocks through the lens of oscillator theory

open access: yesFEBS Letters, EarlyView.
Oscillator theory bridges physics and circadian biology. Damped oscillators require external drivers, while limit cycles emerge from delayed feedback and nonlinearities. Coupling enables tissue‐level coherence, and entrainment aligns internal clocks with environmental cues.
Marta del Olmo   +2 more
wiley   +1 more source

Assisted reproductive technology in the USA: is more regulation needed? [PDF]

open access: yes, 2014
The regulation of assisted reproductive technologies is a contested area. Some jurisdictions, such as the UK and a number of Australian states, have comprehensive regulation of most aspects of assisted reproductive technologies; others, such as the USA ...
Adamson   +60 more
core   +1 more source

The newfound relationship between extrachromosomal DNAs and excised signal circles

open access: yesFEBS Letters, EarlyView.
Extrachromosomal DNAs (ecDNAs) contribute to the progression of many human cancers. In addition, circular DNA by‐products of V(D)J recombination, excised signal circles (ESCs), have roles in cancer progression but have largely been overlooked. In this Review, we explore the roles of ecDNAs and ESCs in cancer development, and highlight why these ...
Dylan Casey, Zeqian Gao, Joan Boyes
wiley   +1 more source

Blood-borne viral infections among blood, organ and tissue donors

open access: yesТрансплантология (Москва), 2016
The article presents an actual information on the detection rate of blood-borne viral infections (BBVI) among blood donors, potential organ and tissue donors in Russia and other countries. The causes of differences in BBVI prevalence between blood donors
M. Sh. Khubutiya   +3 more
doaj  

HLA-DR in Cytotoxic T lymphocytes predicts breast cancer patients' response to neoadjuvant chemotherapy [PDF]

open access: yes, 2018
Prediction of breast cancer response to Neoadjuvant Chemotherapy (NACT) is an urgent need to promptly direct non-responder patients to alternative therapies.
Borralho, Paula   +4 more
core   +2 more sources

Structural instability impairs function of the UDP‐xylose synthase 1 Ile181Asn variant associated with short‐stature genetic syndrome in humans

open access: yesFEBS Letters, EarlyView.
The Ile181Asn variant of human UDP‐xylose synthase (hUXS1), associated with a short‐stature genetic syndrome, has previously been reported as inactive. Our findings demonstrate that Ile181Asn‐hUXS1 retains catalytic activity similar to the wild‐type but exhibits reduced stability, a looser oligomeric state, and an increased tendency to precipitate ...
Tuo Li   +2 more
wiley   +1 more source

Biomechanical changes in keratoconus after customized stromal augmentation

open access: yesTaiwan Journal of Ophthalmology
PURPOSE: To verify corneal biomechanical changes, poststromal augmentation using myopic small-incision lenticule extraction's (SMILEs) lenticules in advanced keratoconus (KCN) through Corvis ST (Oculus, Wetzlar, Germany).
Sana Niazi   +7 more
doaj   +1 more source

Prevalence of microbiological markers in bone tissue from live and cadaver donors in the musculoskeletal tissue bank of Passo Fundo

open access: yesRevista Brasileira de Ortopedia, 2014
Objective:To conduct an epidemiological analysis on the main microbiological markers in bone tissue that was processed at the musculoskeletal tissue bank of Hospital São Vicente de Paulo, in Passo Fundo, between August 2007 and October 2011.Methods ...
Bruno Dutra Roos   +6 more
doaj   +1 more source

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