Results 41 to 50 of about 647,511 (268)

Gut microbiome and aging—A dynamic interplay of microbes, metabolites, and the immune system

open access: yesFEBS Letters, EarlyView.
Age‐dependent shifts in microbial communities engender shifts in microbial metabolite profiles. These in turn drive shifts in barrier surface permeability of the gut and brain and induce immune activation. When paired with preexisting age‐related chronic inflammation this increases the risk of neuroinflammation and neurodegenerative diseases.
Aaron Mehl, Eran Blacher
wiley   +1 more source

Molecular typing of RhD-negative blood donors with C and/or E antigen [PDF]

open access: yesScripta Medica, 2019
Background: Most people are either RhD positive or RhD negative, but there is also a number of persons with D antigen variants. The aim of this study was to prove, by using molecular diagnostic tests, whether the RHD gene and D antigen on the red cell ...
Guzijan Gordana   +4 more
doaj  

Identificación de antígenos de aislamientos colombianos de Giardia duodenalis reconocidos por IgG total y subclases.

open access: yesBiomédica: revista del Instituto Nacional de Salud, 2003
Se conocen investigaciones realizadas sobre la respuesta inmune humoral en giardiosis. Sin embargo, estudios sobre perfiles de antígenos de quistes y de trofozoítos de Giardia duodenalis reconocidos por IgG y subclases (IgG1, IgG2, IgG3, IgG4) anti-G ...
Jenny Fabiola Hernández   +4 more
doaj   +1 more source

Diversity and complexity in neural organoids

open access: yesFEBS Letters, EarlyView.
Neural organoid research aims to expand genetic diversity on one side and increase tissue complexity on the other. Chimeroids integrate multiple donor genomes within single organoids. Self‐organising multi‐identity organoids, exogenous cell seeding, or enforced assembly of region‐specific organoids contribute to tissue complexity.
Ilaria Chiaradia, Madeline A. Lancaster
wiley   +1 more source

Rab14 regulates the transport of human papillomavirus to the trans‐Golgi network for infectious cell entry

open access: yesFEBS Letters, EarlyView.
This study reveals that the small GTPase Rab14 is necessary for human papillomavirus (HPV) infection and plays an essential role in the transport of virions to the trans‐Golgi network (TGN). HPV in the early endosome (EE), which harbors GTP‐bound Rab14, is transported to the TGN through the switch of Rab14 from its GTP‐bound to GDP‐bound form.
Yoshiyuki Ishii, Iwao Kukimoto
wiley   +1 more source

Identificación de antígenos de quistes y trofozoítos de aislamientos colombianos de Giardia duodenalis reconocidos por IgA.

open access: yesBiomédica: revista del Instituto Nacional de Salud, 2003
Se conoce poco acerca del papel de la IgA en la respuesta inmune de la giardiosis. El propósito de este trabajo fue identificar los antígenos estimuladores de la producción de IgA anti-Giardia duodenalis de aislamientos colombianos del parásito.
Rosana Natalia Olmos   +6 more
doaj   +1 more source

Salmonella lipopolysaccharide‐containing supported lipid bilayers as platforms to study bacteriophage interactions

open access: yesFEBS Letters, EarlyView.
We present robust protocols for the preparation of supported lipid bilayers (SLBs) incorporating either Salmonella smooth LPS or outer membrane vesicles (OMVs). We use a combination of quartz crystal microbalance with dissipation (QCM‐D) and fluorescence microscopy to both characterize the SLBs of various compositions and to probe their interactions ...
Hudson P. Pace   +6 more
wiley   +1 more source

Nanoparticle Vaccines Against Infectious Diseases

open access: yesFrontiers in Immunology, 2018
Due to emergence of new variants of pathogenic micro-organisms the treatment and immunization of infectious diseases have become a great challenge in the past few years.
Rashmirekha Pati   +5 more
doaj   +1 more source

On-Field Evaluation of Exdia COVID-19 Antigen Point-of-Care Testing in the Emergency Department During the COVID-19 Pandemic

open access: yesAnnals of Clinical Microbiology, 2022
Background: We evaluated the diagnostic performance of the Exdia COVID-19 antigen test (Exdia Ag; Precision Biosensor Inc., Korea) as a point-of-care (POC) test performed in the emergency department (ED) for the rapid detection of severe acute ...
In Young Yoo   +5 more
doaj   +1 more source

From mice to humans—divergent strategies for intestinal homeostasis and regeneration

open access: yesFEBS Letters, EarlyView.
Recent advances such as organoid genome editing, xenotransplantation, imaging, and whole‐genome sequencing have enabled direct studies of human intestinal stem cells (ISCs). These studies reveal species‐specific features, including slower ISC proliferation, distinct injury responses, slower somatic mutation accumulation in humans, and an inverse ...
Keiko Ishikawa   +2 more
wiley   +1 more source

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