Results 51 to 60 of about 754,932 (265)

Cryo-EM structure of a light chain-derived amyloid fibril from a patient with systemic AL amyloidosis

open access: yesNature Communications, 2019
Systemic AL amyloidosis is caused by misfolding of immunoglobulin light chains and is one of the most frequently occurring forms of systemic amyloidosis.
Lynn Radamaker   +8 more
doaj   +1 more source

Structural insights into an engineered feruloyl esterase with improved MHET degrading properties

open access: yesFEBS Letters, EarlyView.
A feruloyl esterase was engineered to mimic key features of MHETase, enhancing the degradation of PET oligomers. Structural and computational analysis reveal how a point mutation stabilizes the active site and reshapes the binding cleft, expading substrate scope.
Panagiota Karampa   +5 more
wiley   +1 more source

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

Innate Immune Memory: The Latest Frontier of Adjuvanticity

open access: yesJournal of Immunology Research, 2015
Recent findings in the field of immune memory have demonstrated that B and T cell mediated immunity following infections are enhanced by the so-called trained immunity.
Elfi Töpfer   +2 more
doaj   +1 more source

Biochemistry of protein prenylation.

open access: yesJournal of Lipid Research, 1992
Covalent modification by isoprenoid lipids (prenylation) is now recognized as a mechanism to promote membrane interactions and biological activities of a variety of cellular proteins. Both the 15-carbon farnesyl and 20-carbon geranylgeranyl isoprenoids are involved in these modifications, which occur on carboxyl-terminal cysteine residues of proteins ...
openaire   +3 more sources

Valosin‐containing protein counteracts ATP‐driven dissolution of FUS condensates through its ATPase activity in vitro

open access: yesFEBS Letters, EarlyView.
Biomolecular condensates formed by fused in sarcoma (FUS) are dissolved by high ATP concentrations yet persist in cells. Using a reconstituted system, we demonstrate that valosin‐containing protein (VCP), an AAA+ ATPase, counteracts ATP‐driven dissolution of FUS condensates through its D2 ATPase activity.
Hitomi Kimura   +2 more
wiley   +1 more source

Antigen delivery by filamentous bacteriophage fd displaying an anti‐DEC‐205 single‐chain variable fragment confers adjuvanticity by triggering a TLR9‐mediated immune response

open access: yesEMBO Molecular Medicine, 2015
Filamentous bacteriophage fd particles delivering antigenic determinants via DEC‐205 (fdsc‐αDEC) represent a powerful delivery system that induces CD8+ T‐cell responses even when administered in the absence of adjuvants or maturation stimuli for ...
Rossella Sartorius   +11 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

Toll-like receptors: an overview from invertebrates to vertebrates

open access: yesInvertebrate Survival Journal, 2011
Toll-like receptors (TLRs) are membrane glycoproteins consisting of an ectodomain, encompassing tandem LRRs (leucine-rich repeats), a membrane spanning segment and a globular cytoplasmic Toll/Interleukin-1 Receptor (TIR) domain.
M R Coscia, S Giacomelli, U Oreste
doaj  

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

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