Results 81 to 90 of about 3,740,113 (355)

Unequal exchange is not primarily about monetary value

open access: yesNature Communications
Ecologically Unequal Exchange (EUE) theory reframes trade as asymmetric transfers of biophysical resources from South to North, rejecting monetary value metrics. It challenges both mainstream and Marxian economics by emphasizing material flows over money-
Alf Hornborg
doaj   +1 more source

Dimethyl fumarate combined with cisplatin at subcytotoxic doses sensitizes cervical cancer toward ferroptosis and apoptosis through GSH restriction and p53 (re)activation

open access: yesMolecular Oncology, EarlyView.
Dimethyl fumarate (DMF) reduces growth of HPV‐positive cervical cancer spheroids and induces ferroptosis in cervical cancer cells via blocking SLC7A11/Glutathione (GSH) axis. Combination of subcytotoxic doses of DMF and cisplatin (CDDP) further suppresses spheroid growth and drives cell death in 2D culture models.
Carolina Punziano   +6 more
wiley   +1 more source

Exchange between deep donors in semiconductors: a quantum defect approach

open access: yes, 2007
Exchange interactions among defects in semiconductors are commonly treated within effective-mass theory using a scaled hydrogenic wave-function. However such a wave-function is only applicable to shallow impurities; here we present a simple but robust ...
A. J. Fisher   +9 more
core   +1 more source

COMP–PMEPA1 axis promotes epithelial‐to‐mesenchymal transition in breast cancer cells

open access: yesMolecular Oncology, EarlyView.
This study reveals that cartilage oligomeric matrix protein (COMP) promotes epithelial‐to‐mesenchymal transition (EMT) in breast cancer. We identify PMEPA1 (protein TMEPAI) as a novel COMP‐binding partner that mediates EMT via binding to the TSP domains of COMP, establishing the COMP–PMEPA1 axis as a key EMT driver in breast cancer.
Konstantinos S. Papadakos   +6 more
wiley   +1 more source

CONSUMER VALUATION MODEL IN THE CONTEXT OF RELATIONSHIP MARKETING

open access: yesEkonomika, 2009
The aim of this paper is to present a theoretical model of the establishment of the value created to an enterprise by consumers, which would allow a complex measuring of the benefit of the exchange of relationships based on the totality of the features ...
Tomas Rytel
doaj   +1 more source

Testing the labour theory of value: An exchange [PDF]

open access: yes
Exchange on open letters on the methodologies for testing price value ...
Bichler, S., Cockshott, W.P., Nitzan, J.
core  

Self-organization of value and demand

open access: yes, 2000
We study the dynamics of exchange value in a system composed of many interacting agents. The simple model we propose exhibits cooperative emergence and collapse of global value for individual goods.
Akgiray   +17 more
core   +1 more source

Cell‐cycle‐specific lesion evolution rather than inhibition of double‐strand‐break repair underpins cisplatin radiosensitization

open access: yesMolecular Oncology, EarlyView.
We analyze cisplatin–DNA adducts (CDAs) and double‐strand breaks (DSBs) in a cell‐cycle‐dependent manner. We find that CDAs form similarly across all cell cycle phases. DSBs arise only in S‐phase. CDAs might not directly impair DSB repair, but S‐phase DSB lesions evolve in the presence of CDAs and disrupt repair in G2, also causing radiosensitization ...
Ye Qiu   +10 more
wiley   +1 more source

THE ION-EXCHANGE PROPERTIES OF NATURAL ZEOLITE MORDENITE

open access: yesТонкие химические технологии, 2016
The cation exchange properties of mordenite (a Nakhchivan natural zeolite) were studied. Ion exchange of the original cations - sodium, potassium and calcium - by magnesium, strontium, cadmium, zinc and nickel cations was carried out.
G. A. Mamedova
doaj   +1 more source

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