Results 61 to 70 of about 206,500 (292)

The Courage to Lead: The Leadership Legacies of American Presidents John Fitzgerald Kennedy and Theodore Roosevelt [PDF]

open access: yes, 2017
Prolific writer Iodice chronicles the legacies of former American presidents John F. Kennedy and Theodore Roosevelt whose accomplishments, both domestic and international, shaped constituencies then and now.
Iodice, Emilio F
core   +3 more sources

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

Evolution of Symbolisation in Chimpanzees and Neural Nets [PDF]

open access: yes, 2000
from Introduction: Animal communication systems and human languages can be characterised by the type of cognitive abilities that are required. If we consider the main semiotic distinction between communication using icons, signals, or symbols (Peirce ...
Cangelosi, Angelo
core  

A methionine‐lined active site governs carbocation stabilization and product specificity in a bacterial terpene synthase

open access: yesFEBS Letters, EarlyView.
This study reveals a unique active site enriched in methionine residues and demonstrates that these residues play a critical role by stabilizing carbocation intermediates through novel sulfur–cation interactions. Structure‐guided mutagenesis further revealed variants with significantly altered product profiles, enhancing pseudopterosin formation. These
Marion Ringel   +13 more
wiley   +1 more source

The role of pictures, the veneration of icons and the representation of Christ in two oriental orthodox churches of the Coptic and Ethiopian traditions

open access: yesStudies in African Languages and Cultures, 2016
The Oriental Orthodox Churches include the Churches of the Coptic and Ethiopian traditions and also of the Syrian and Armenian traditions which will not be mentioned here.
Christine Chaillot
doaj  

Advertising Icons: Preserving the Cultural Record of Brand Ambassadors [PDF]

open access: yes, 2019
The authors discuss the background and implementation of the Brandcenter Advertising Icons image collection, available at https://scholarscompass.vcu.edu ...
Byrd, Sam, Sobczak, Patricia
core   +1 more source

Aggressive prostate cancer is associated with pericyte dysfunction

open access: yesMolecular Oncology, EarlyView.
Tumor‐produced TGF‐β drives pericyte dysfunction in prostate cancer. This dysfunction is characterized by downregulation of some canonical pericyte markers (i.e., DES, CSPG4, and ACTA2) while maintaining the expression of others (i.e., PDGFRB, NOTCH3, and RGS5).
Anabel Martinez‐Romero   +11 more
wiley   +1 more source

Thefts of icons [PDF]

open access: yesNBP: Nauka, bezbednost, policija, 2016
The paper first considers certain issues related to the Orthodox icons, and points out to their specific features that differentiate them in relation to any other religious picture.
Samardžić Renata
doaj  

Identifying Continence OptioNs after Stroke (ICONS): an evidence synthesis, case study and exploratory cluster randomised controlled trial of the introduction of a systematic voiding programme for patients with urinary incontinence after stroke in secondary care

open access: yesProgramme Grants for Applied Research, 2015
Background: Urinary incontinence (UI) following acute stroke is common, affecting between 40% and 60% of people in hospital, but is often poorly managed.
Lois H Thomas   +17 more
doaj   +1 more source

L.A. Story: Can a Parent Revolution Change Urban Education's Power Structure? [PDF]

open access: yes, 2006
In 1990 Steve Barr "rocked the vote" in America by helping to engineer an upswing in voting among 18 to 24 year olds with the help of musicians and other pop culture icons.
Joe Williams, Tom Mirga
core  

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