Results 81 to 90 of about 187,854 (309)

Artificial molecular machines and motors—Design and control of nanoscale motion

open access: yesFEBS Letters, EarlyView.
Molecules are constantly moving because of thermal fluctuations, but random motion alone cannot be exploited to perform directional tasks. Artificial molecular machines use chemical, electrical, or light energy to bias this motion. Molecular shuttles, rotary motors, and supramolecular pumps illustrate how nanoscale movement can be controlled and ...
Leonardo Andreoni, Alberto Credi
wiley   +1 more source

Dundee Discussion Papers in Economics 185:Extracting leading indicators of bank fragility from market prices: Estonia focus [PDF]

open access: yes, 2005
Banking reform has proved to be one of the most problematic elements of economic transition in central and eastern Europe. Therefore the paper considers the development of the Estonian banking sector and derives individual banks´ fragility scores during ...
Mannasoo, Kadri   +2 more
core  

IMPDH inhibition enhances cytarabine efficacy in SAMHD1‐expressing leukaemia cells via guanine nucleotide depletion

open access: yesMolecular Oncology, EarlyView.
Cytarabine is a key therapy for acute myeloid leukaemia (AML), but its efficacy is limited by the dNTPase SAMHD1, which hydrolyses its active metabolite. Screening nucleotide biosynthesis inhibitors revealed that IMPDH inhibitors selectively sensitise SAMHD1‐proficient AML cells to cytarabine.
Miriam Yagüe‐Capilla   +9 more
wiley   +1 more source

Transcriptional profiling of circulating extracellular vesicles from prebiopsy prostate cancer patients

open access: yesMolecular Oncology, EarlyView.
RNA profiling of circulating extracellular vesicles (EVs) from blood samples of men undergoing prostate biopsy identifies transcripts associated with clinically significant prostate cancer. Integrative analysis with public tumor datasets links EV‐derived gene signatures to tumor stage and progression‐free survival, highlighting CASP3, XRCC2, and RIT1 ...
Stefan Werner   +14 more
wiley   +1 more source

Significations plurielles des urgences médicales et chirurgicales. Étude sociologique au service des UMC au CHU d’Oran

open access: yesإنسانيات, 2018
Medical emergencies are being imbued with an ambiguity in status and profession, a structural gap in their functionning, and a medical and organizational « bankruptcy ».The emergencies, which primary mission is only to providing care for the sick persons
Abdelkrim Haouari   +1 more
doaj   +1 more source

Metastasis on pause: How dormant tumor cells stay hidden within the tumor microenvironment and evade immune surveillance

open access: yesMolecular Oncology, EarlyView.
Dormant cancer cells can hide in distant organs for years, evading treatment and the immune system. This review highlights how signals from the surrounding tissue and immune environment keep these cells inactive or trigger their reawakening. Understanding these mechanisms may help develop therapies to eliminate or control dormant cells and prevent ...
Kanishka Tiwary   +1 more
wiley   +1 more source

Chemically Driven Nano‐Elastic Heterogeneities Control Fragility in Volcanic Melts

open access: yesAdvanced Science
Here, the nanoscale structural drivers of the mechanical behavior of volcanic glasses  are explored. The study spans a compositional series ranging from basalt to rhyolite, encompassing also technical glass‐forming melts.
Michele Cassetta   +13 more
doaj   +1 more source

Bank Concentration and Fragility: Impact and Mechanics [PDF]

open access: yes
Public policy debates and theoretical disputes motivate this paper%u2019s examination of (i) the relationship between bank concentration and banking system fragility and (ii) the mechanisms underlying this relationship.
Thorsten Beck   +2 more
core  

Developmental programmes drive cellular plasticity, disease progression and therapy resistance in lung adenocarcinoma

open access: yesMolecular Oncology, EarlyView.
This study shows that lung adenocarcinomas exploit developmental branching morphogenesis to acquire a therapy resistant basal‐like tumour cell state. This process was found to be regulated by combined TP53 loss‐of‐function and type‐I interferon signalling, identifying a novel axis for biomarker and therapeutic target discovery.
Kamila J Bienkowska   +13 more
wiley   +1 more source

Assessing Vaccination Delivery Strategies for Zero-Dose and Under-Immunized Children in the Fragile Context of Somalia

open access: yesVaccines
Somalia is one of 20 countries in the world with the highest numbers of zero-dose children. This study aims to identify who and where zero-dose and under-vaccinated children are and what the existing vaccine delivery strategies to reach zero-dose ...
Ahmed Said Bile   +8 more
doaj   +1 more source

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