Results 111 to 120 of about 17,943,461 (336)

By dawn or dusk—how circadian timing rewrites bacterial infection outcomes

open access: yesFEBS Letters, EarlyView.
The circadian clock shapes immune function, yet its influence on infection outcomes is only beginning to be understood. This review highlights how circadian timing alters host responses to the bacterial pathogens Salmonella enterica, Listeria monocytogenes, and Streptococcus pneumoniae revealing that the effectiveness of immune defense depends not only
Devons Mo   +2 more
wiley   +1 more source

Hematopoietic (stem) cells—The elixir of life?

open access: yesFEBS Letters, EarlyView.
The aging of HSCs (hematopoietic stem cells) and the blood system leads to the decline of other organs. Rejuvenating aged HSCs improves the function of the blood system, slowing the aging of the heart, kidney, brain, and liver, and the occurrence of age‐related diseases.
Emilie L. Cerezo   +4 more
wiley   +1 more source

Des vertus de l’inconfort :Enjeux méthodologiques et analytiques d’une enquête sur le mouvement musulman turc de Fethullah Gülen

open access: yesTerrains/Théories, 2019
Reflecting on a field research conducted for the PhD thesis on crossed experiences of the Turkish Muslim movement of Fethullah Gülen between Turkey and Sub-Saharan Africa, I expose through a processual approach the analytical assets of an unconforable ...
Gabrielle Angey
doaj   +1 more source

Situation Recognition with Graph Neural Networks

open access: yes, 2017
We address the problem of recognizing situations in images. Given an image, the task is to predict the most salient verb (action), and fill its semantic roles such as who is performing the action, what is the source and target of the action, etc ...
Fidler, Sanja   +5 more
core   +1 more source

Phosphatidylinositol 4‐kinase as a target of pathogens—friend or foe?

open access: yesFEBS Letters, EarlyView.
This graphical summary illustrates the roles of phosphatidylinositol 4‐kinases (PI4Ks). PI4Ks regulate key cellular processes and can be hijacked by pathogens, such as viruses, bacteria and parasites, to support their intracellular replication. Their dual role as essential host enzymes and pathogen cofactors makes them promising drug targets.
Ana C. Mendes   +3 more
wiley   +1 more source

Comparative Study of Access Control Methods in Enterprise Information Systems, Based on RBAC, ABAC, and TBAC policies

open access: yesEIRP Proceedings, 2020
Controlling access to a company’s IT systems is a way to ensure that users are the ones who say they are and have proper access to company data and documents.
Marcel Danilescu
doaj  

Global roles of currencies [PDF]

open access: yes
This paper presents a new concept – the global roles of currencies. The concept combines the domestic and international (cross-border) use of currencies and therefore captures the overall importance of different currencies in a globalised economy.
Thimann, Christian
core  

M2b macrophage polarization and its roles in diseases

open access: yesJournal of Leukocyte Biology, 2018
Macrophages play an important role in a wide variety of physiologic and pathologic processes. Plasticity and functional polarization are hallmarks of macrophages.
Lexun Wang   +4 more
semanticscholar   +1 more source

Structural insights into lacto‐N‐biose I recognition by a family 32 carbohydrate‐binding module from Bifidobacterium bifidum

open access: yesFEBS Letters, EarlyView.
Bifidobacterium bifidum establishes symbiosis with infants by metabolizing lacto‐N‐biose I (LNB) from human milk oligosaccharides (HMOs). The extracellular multidomain enzyme LnbB drives this process, releasing LNB via its catalytic glycoside hydrolase family 20 (GH20) lacto‐N‐biosidase domain.
Xinzhe Zhang   +5 more
wiley   +1 more source

Online and out of synch: Using discussion roles in online asynchronous discussions

open access: yesCogent Education, 2017
We completed a qualitative study focusing on our students’ use of Discussion Roles in our general and entry level online classes and presented the information at a Brown Bag presentation for University of Phoenix instructors and staff in October 2016 ...
Cheryl Hancock, Barbara Rowland
doaj   +1 more source

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