Results 51 to 60 of about 2,163,374 (269)

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

Hyperosmotic stress induces PARP1‐mediated HPF1‐dependent mono(ADP‐ribosyl)ation

open access: yesFEBS Letters, EarlyView.
Sorbitol‐induced hyperosmotic stress rapidly induces reversible mono(ADP‐ribosyl)ation (MARylation) on PARP1 without the signs of genotoxic signaling. We show that PARP1 autoMARylation is HPF1 dependent and forms hydroxylamine‐resistant O‐glycosidic linkages.
Anna Georgina Kopasz   +11 more
wiley   +1 more source

Organizing the interface—Plasma membrane architecture and receptor dynamics in virus‐cell interactions

open access: yesFEBS Letters, EarlyView.
Plasma membranes contain dynamic nanoscale domains that organize lipids and receptors. Because viruses operate at similar scales, this architecture shapes early infection steps, including attachment, receptor engagement, and entry. Using influenza A virus and HIV‐1 as examples, we highlight how receptor nanoclusters, multivalent glycan interactions ...
Jan Schlegel, Christian Sieben
wiley   +1 more source

Epigenetic blind spots – the role of DNA methylation dynamics in stem cell‐based models of embryogenesis

open access: yesFEBS Letters, EarlyView.
Embryo‐like structures (stembryos) are an innovative tool, but they are hindered by experimental variability and limited developmental potential. DNA methylation is crucial for mammalian development, but its status in stembryo models is poorly characterized.
Sara Canil   +4 more
wiley   +1 more source

Peltigera serusiauxii ( Lecanoromycetes , Ascomycota ), a new species from Papua New Guinea and Malaysia

open access: yesPlant and Fungal Systematics, 2020
Peltigera serusiauxii is proposed here as a new species from Papua New Guinea and Sabah, northern Borneo (Malaysia). The species belongs to the polydactyloid clade of section Polydactylon .
Nicolas Magain   +6 more
doaj   +1 more source

NEW SPECIES OF NOTHOCHRYSA [PDF]

open access: yesThe Canadian Entomologist, 1894
Since 1861, the date of Hagen's Synopsis, only three additional species of Chryospidæ have been recorded from the United States— one from Florida, one from Texas and one from California. During the past summer I received a short note from Mr. A. P. Morse, of Wellesley, Mass., enclosing a few specimens of Chrysopidæ which he thought might prove new to ...
openaire   +1 more source

A NEW SPECIES OF XYLINA [PDF]

open access: yesThe Canadian Entomologist, 1905
Xlina nigrescens. sp. nov.— Two males and one female.Upper part of head and thorax stone-gray, front of head light brown, surmounted by a well-defined umber brown line beneath base of antennæ. This line is continuous along lower margin of patagiæ and ver contrasting from the gray thorax. The thorax is rather short and square.
openaire   +2 more sources

The human gut microbiome across the life course

open access: yesFEBS Letters, EarlyView.
Despite significant individual variation and continuous change throughout life, the human gut microbiome follows some life stage‐specific trends. This article provides a brief overview of how gut microbiome composition shifts across different phases of life. Created in BioRender. Özkurt, E. (2026) https://BioRender.com/8q4nrnc.
Alise J. Ponsero   +4 more
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

A new species of Platyptilia Hübner, 1825 (Lepidoptera, Pterophoridae) from Europe

open access: yesNota Lepidopterologica, 2017
Platyptilia galicicaensis sp. n. (Pterophoridae) is described. The species is found in the Republic of Macedonia, Ohrid, Galičica National Park. All specimens were collected around Helichrysum zivojini Černjavski & Soska, 1940 or H. stoechas (L.)
Jari Junnilainen, Jari-Pekka Kaitila
doaj   +3 more sources

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