Results 41 to 50 of about 373,072 (303)

Team One Carbon Catcher Design Report [PDF]

open access: yes, 2020
Overview The burning of fossil fuels largely contributes to the increase of CO2 in the atmosphere. The US Department of Transportation alone contributed almost 6 million metric tons of carbon dioxide emissions in 2018 (EIA).
Brusa, Josh   +16 more
core  

Detection and quantification of viable airborne bacteria and fungi using solid-phase cytometry [PDF]

open access: yes, 2009
This protocol describes the use of solid-phase cytometry for the enumeration of airborne bacteria and fungi. In contrast with conventional methods, accurate results can be obtained in real time, especially for air samples with low numbers of ...
Coenye, Tom, Nelis, Hans, Vanhee, Lies
core   +1 more source

Tumour–host interactions in Drosophila: mechanisms in the tumour micro‐ and macroenvironment

open access: yesMolecular Oncology, EarlyView.
This review examines how tumour–host crosstalk takes place at multiple levels of biological organisation, from local cell competition and immune crosstalk to organism‐wide metabolic and physiological collapse. Here, we integrate findings from Drosophila melanogaster studies that reveal conserved mechanisms through which tumours hijack host systems to ...
José Teles‐Reis, Tor Erik Rusten
wiley   +1 more source

Dissemination, resuspension, and filtration of carbon fibers [PDF]

open access: yes, 1980
Carbon fiber transport was studied using mathematical models established for other pollution problems. It was demonstrated that resuspension is not a major factor contributing to the risk.
Elber, W.
core   +1 more source

Genetic attenuation of ALDH1A1 increases metastatic potential and aggressiveness in colorectal cancer

open access: yesMolecular Oncology, EarlyView.
Aldehyde dehydrogenase 1A1 (ALDH1A1) is a cancer stem cell marker in several malignancies. We established a novel epithelial cell line from rectal adenocarcinoma with unique overexpression of this enzyme. Genetic attenuation of ALDH1A1 led to increased invasive capacity and metastatic potential, the inhibition of proliferation activity, and ultimately ...
Martina Poturnajova   +25 more
wiley   +1 more source

AI-driven innovations: transforming air filtration for sustainable and healthy buildings

open access: yesDiscover Applied Sciences
The rapid increase in urbanization has swollen city populations, significantly worsening indoor air pollution. This situation has highlighted the pressing need for sustainable and healthy indoor environments, emphasizing the integration of artificial ...
Magda I. El-Afifi   +4 more
doaj   +1 more source

Air pollutant levels in air-conditioned and naturally ventilated museums: a pilot study [PDF]

open access: yes, 1999
An air-conditioned and a naturally ventilated museum in a highly polluted part of London were compared for effectiveness of pollution control. Nitrogen dioxide, sulphur dioxide and hydrogen sulphide concentrations were measured inside and outside using ...
Blades, N, Cassar, M, Oreszczyn, T
core  

Diatomite releases silica during spirit filtration [PDF]

open access: yes, 2014
The purpose of this study was to ascertain whether diatomite is an inert filter aid during spirit filtration. Surely, any compound with a negative effect on the spirit composition or the consumer’s health could be dissolved.
Alguacil, Marcos   +3 more
core   +2 more sources

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

Study of properties of nonwoven filter cartridges for the intake air of a car engine [PDF]

open access: yesBiuletyn Wojskowej Akademii Technicznej, 2017
The sources of atmospheric air pollution are presented. It has been shown that dust is a major component of the intake air of internal combustion engines.
Tadeusz Dziubak, Mateusz Borchet
doaj   +1 more source

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