Results 21 to 30 of about 177,016 (310)

Sedative and adverse effect comparison between oral midazolam and nitrous oxide inhalation in tooth extraction: a meta-analysis

open access: yesBMC Oral Health, 2023
Objective Oral midazolam and nitrous oxide inhalation were commonly used sedative and analgesic techniques during tooth extraction. It is still controversial whether oral midazolam can replace the nitrous oxide inhalation for sedative and analgesic ...
Xia Li   +3 more
doaj   +1 more source

Effectiveness of Nitrous Oxide versus Pethidine/Midazolam for Pain Relief in Minor Gynecological Operative Procedures: A Randomized Controlled Trial

open access: yesMedicina, 2023
Aim and Objective: To compare the analgesic effectiveness of the patient-controlled inhaled nitrous oxide (Entonox®) with intravenous opioids (pethidine/midazolam) in reducing pain during minor gynecological operative procedures, including manual vacuum ...
Napas Lohtrakul   +2 more
doaj   +1 more source

Nitrous oxide emissions in a membrane bioreactor treating saline wastewater contaminated by hydrocarbons [PDF]

open access: yes, 2016
The joint effect of wastewater salinity and hydrocarbons on nitrous oxide emission was investigated. The membrane bioreactor pilot plant was operated with two phases: i.
COSENZA, Alida   +5 more
core   +1 more source

Funicular Myelosis in a Butcher: It Was the Cream Cans

open access: yesCase Reports in Neurological Medicine, 2015
Background. Funicular myelosis is a known consequence of exposure to nitrous oxide. Nevertheless, there are only a few clinical trials assessing its long-term effects and there is no literature about the role of nutritional vitamin B12 supplementation in
Fabian Wolpert   +5 more
doaj   +1 more source

Analgesic and physiological effects in conscious sedation with different nitrous oxide concentrations [PDF]

open access: yes, 2015
Objectives: to study the physiological changes, as well as the psychosedative and analgesic effects of nitrous oxide, in experimental conditions. Study Design: 101 dental students volunteers participated in a single nitrous oxide sedation session without
Bonafé Monzó, Neus   +2 more
core   +1 more source

Effects of soil temperature and moisture on methane uptake and nitrous oxide emissions across three different ecosystem types [PDF]

open access: yesBiogeosciences, 2013
In this paper, we investigate similarities of effects of soil environmental drivers on year-round daily soil fluxes of nitrous oxide and methane for three distinct semi-natural or natural ecosystems: temperate spruce forest, Germany; tropical rain forest,
G. J. Luo   +3 more
doaj   +1 more source

Modeling the effect of copper availability on bacterial denitrification [PDF]

open access: yes, 2013
When denitrifying bacteria such as Paracoccus denitrificans respire anaerobically they convert nitrate to dinitrogen gas via a pathway which includes the potent greenhouse gas, nitrous oxide (NO). The copper-dependent enzyme Nitrous Oxide reductase (Nos)
Blyth, M.G.   +5 more
core   +1 more source

Short-term nitrous oxide emissions from pasture soil as influenced by urea level and soil nitrate [PDF]

open access: yes, 2004
Nitrogen excreted by cattle during grazing is a significant source of atmospheric nitrous oxide (N2O). The regulation of N2O emissions is not well understood, but may vary with urine composition and soil conditions.
Christofides, Calliopi   +2 more
core   +1 more source

Community Composition of Nitrous Oxide-Related Genes in Salt Marsh Sediments Exposed to Nitrogen Enrichment [PDF]

open access: yes, 2018
Salt marshes provide many key ecosystem services that have tremendous ecological and economic value. One critical service is the removal of fixed nitrogen from coastal waters, which limits the negative effects of eutrophication resulting from increased ...
Angell, John H.   +7 more
core   +5 more sources

Nitrogen deposition contributed to a global increase in nitrous oxide emissions from forest soils

open access: yesCommunications Earth & Environment
Nitrous oxide is a potent greenhouse gas. Anthropogenically enhanced nitrogen deposition causes natural forest soils to release more nitrous oxide, exacerbating global warming.
Xiaoyu Cen   +6 more
doaj   +1 more source

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