Results 41 to 50 of about 412,704 (308)

Persister Cell Formation and Elevated lsrA and lsrC Gene Expression upon Hydrogen Peroxide Exposure in a Periodontal Pathogen Aggregatibacter actinomycetemcomitans

open access: yesMicroorganisms, 2023
The effect of hydrogen peroxide, an antiseptic dental treatment, on Aggregatibacter actinomycetemcomitans, the main causative agent of localized invasive periodontitis, was investigated.
Yohei Nakamura   +4 more
doaj   +1 more source

Hydrogen Peroxide Vapour in the Proximity of Hydrogen Peroxide Sterilisers

open access: yesJapanese Journal of Environmental Infections, 2011
Background: Some employees engaged in central services in a hospital have experienced irritation to the eyes and throat near the hydrogen peroxide (HP) steriliser. Method: The concentrations of hydrogen peroxide vapour (HPV) in the proximity of HP sterilisers (low-temperature hydrogen peroxide gas plasma steriliser: Sterrad NX®, Sterrad 100S®, and ...
YOSHIDA, Rika, KOBAYASHI, Hiroyoshi
openaire   +2 more sources

Three phosphatase families form a community: The phosphohydrolases that act upon inositol pyrophosphates

open access: yesFEBS Letters, EarlyView.
Inositol pyrophosphates are energy‐rich signaling molecules that perform critical functions in cells. Three different families of phosphatases hydrolyze the β phosphate of the inositol pyrophosphate molecules: two have narrow specificities and one is promiscuous.
Ronda J. Rolfes
wiley   +1 more source

Determining hydrogen peroxide exposure of employees at Company XYZ [PDF]

open access: yes, 2002
Plan BThe significance of this study stems from the plethora of health effects associated with the exposure of industrial hydrogen peroxide concentrations.
Bostwick, Stephanie L.
core  

Leaching of a Cu-Co ore from Congo using sulphuric acidhydrogen peroxide leachants [PDF]

open access: yesJournal of Mining and Metallurgy. Section B: Metallurgy, 2013
A Cu-Co ore from Katinga Province, the Republic of Congo containing 1.5% Co and 1.6% Cu was tested to determine the leachability of Cu and Co using sulphuric acid and hydrogen peroxide mixtures at different conditions.
Seo S.Y., Choi W.S., Kim M.J., Tran T.
doaj   +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

Hydrogen peroxide - from bridesmaid to bride [PDF]

open access: yes, 2006
The criticisms raised by John Clark concerning the use of hydrogen peroxide as a future rocket propellant are revisited. These criticisms focus on five important issues associated with detonation hazards, consequences of contamination, stability in ...
Musker, A.J.   +3 more
core  

Pneumococcal Gene Complex Involved in Resistance to Extracellular Oxidative Stress [PDF]

open access: yes, 2012
Streptococcus pneumoniae is a Gram-positive bacterium which is a member of the normal human nasopharyngeal flora but can also cause serious disease such as pneumonia, bacteremia, and meningitis. Throughout its life cycle, S.
Cecilia A. Hinojosa   +19 more
core   +1 more source

An Efficient Sensor for Determination of Concentrated Hydrogen Peroxide Based on Nickel Oxide Modified Carbon Paste Electrode

open access: yesInternational Journal of Electrochemical Science, 2012
A new sensor for the analytical determination of hydrogen peroxide is proposed. This sensor was constructed by immobilizing nickel oxide film on the surface of carbon paste electrode, which was performed by derivatization of nickel hexacyanoferrate ...
Reza Ojani   +2 more
doaj   +1 more source

Engineered extracellular vesicles enriched with the miR‐214/199a cluster enhance the efficacy of chemotherapy in ovarian cancer

open access: yesMolecular Oncology, EarlyView.
Loss of the miR‐214/199a cluster is associated with recurrence in ovarian cancer. Engineered small extracellular vesicles (m214‐sEVs) elevate miR‐214‐3p/miR‐199a‐5p in tumor cells, suppress β‐catenin, TLR4, and YKT6 signaling, reprogram tumor‐derived sEV cargo, reduce chemoresistance and migration, and enhance carboplatin efficacy and survival in ...
Weida Wang   +12 more
wiley   +1 more source

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