Results 41 to 50 of about 98,572 (296)

Evaluating the near- and long-term role of carbon dioxide removal in meeting global climate objectives

open access: yesCommunications Earth & Environment
The 6th Assessment Report from the Intergovernmental Panel on Climate Change lacked sufficient land-sector scenario information to estimate total carbon dioxide removal deployment.
Gaurav Ganti   +7 more
doaj   +1 more source

Pharmacological inhibition of the PERK pathway modulates hepatocellular carcinoma growth and immune signaling

open access: yesFEBS Open Bio, EarlyView.
Pharmacological inhibition of PERK in a DEN‐induced mouse model of liver cancer does not reduce tumor burden but alters cellular stress signaling. Despite blocking PERK activity, downstream stress responses, including CHOP expression, remain active, suggesting compensatory mechanisms within the unfolded protein response that may influence tumor ...
Ada Lerma‐Clavero   +5 more
wiley   +1 more source

Dose‐dependent hepatotoxicity of hydrogen peroxide in HepG2 cells and its modulation by CYP450 induction

open access: yesFEBS Open Bio, EarlyView.
NMR metabolomics revealed concentration‐dependent metabolic perturbations in HepG2 cells exposed to H2O2. Rifampicin pretreatment enhanced metabolic competence, attenuated toxin‐induced alterations and produced metabolite profiles more consistent with human liver physiology, supporting the use of CYP450‐induced HepG2 models for improved in vitro ...
Maren Jinks   +4 more
wiley   +1 more source

A Review on Removal of Carbon Dioxide (CO2) using Zeolitic Imidazolate Frameworks: Adsorption and Conversion via Catalysis [PDF]

open access: yes, 2022
Carbon dioxide (CO2) is one of the culprit causes of global climatic changes. Furthermore, the efficient separation of CO2 from other gaseous mixtures using ZIFs-based materials is vital for several processes such as flue gas separation, gas sweetening ...
Hani Nasser, Abdelhamid
core   +1 more source

Observationally constrained global warming hysteresis under CO2 removal

open access: yesCommunications Earth & Environment
Stabilizing global warming under ongoing anthropogenic warming will likely require atmospheric carbon dioxide removal. However, the extent to which carbon dioxide removal can reverse past warming remains uncertain due to divergent responses across a ...
Se-Yong Song, Duo Chan, Sang-Wook Yeh
doaj   +1 more source

Extracorporeal carbon dioxide removal for acute hypercapnic respiratory failure in a child with cystic fibrosis

open access: yesThe Turkish Journal of Pediatrics
Background. Acute respiratory failure is a prevalent condition in childhood with a high rate of mortality. Invasive mechanical ventilation support may be required for the management of these patients.
Gökçen Özçifçi   +4 more
doaj   +1 more source

Delaying carbon dioxide removal in the European Union puts climate targets at risk

open access: yesNature Communications, 2021
The implications of delaying carbon dioxide removal (CDR) are poorly understood. Here the authors highlight the potential extra costs and reduced removal potential of delayed CDR action, with a special focus on direct air capture and bioenergy with ...
Ángel Galán-Martín   +5 more
doaj   +1 more source

Cryogenic Removal of CO2 by Frost Formation from Biogas

open access: yesChemical Engineering Transactions, 2021
Removal of carbon dioxide to upgrading biogas is possible by cryogenics and frost formation. In this work, it is targeted removing carbon dioxide by frost deposition (physical transition from gas to solid state) at low pressure and temperature from ...
Sylvain Haddad   +2 more
doaj   +1 more source

Avidin is evolutionarily conserved in fish but dispensable for development and resistance against Streptococcus agalactiae in zebrafish

open access: yesFEBS Open Bio, EarlyView.
The presence of biotin‐binding avidin proteins in fish and their biological significance are poorly characterized. We cataloged fish avidins and demonstrate that they are widely present and evolutionarily conserved. We created avd knockout zebrafish and show that zebavidin is dispensable for development and that resistance of avd knockout embryos in ...
Anni K. Saralahti   +5 more
wiley   +1 more source

Biochar is a long-lived form of carbon removal, making evidence-based CDR projects possible

open access: yesBiochar
Science should drive policies and regulations to ensure a sustainable (environmentally, socially, and economically) green transition to a Net-Zero / Net-Negative circular economy.
David Chiaramonti   +5 more
doaj   +1 more source

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