Results 21 to 30 of about 268,035 (281)

Do topical repellents divert mosquitoes within a community? Health equity implications of topical repellents as a mosquito bite prevention tool. [PDF]

open access: yes, 2013
OBJECTIVES: Repellents do not kill mosquitoes--they simply reduce human-vector contact. Thus it is possible that individuals who do not use repellents but dwell close to repellent users experience more bites than otherwise.
Marta Ferreira Maia   +17 more
core   +1 more source

Use of a Semi-field System to Evaluate the Efficacy of Topical Repellents under user Conditions Provides a Disease Exposure free Technique Comparable with Field Data. [PDF]

open access: yes, 2014
Before topical repellents can be employed as interventions against arthropod bites, their efficacy must be established. Currently, laboratory or field tests, using human volunteers, are the main methods used for assessing the efficacy of topical ...
Ngonyani, Hassan   +17 more
core   +1 more source

A Review on the Comparative Analysis of Synthetic Insect Repellents and Essential Oil Based Sustained-release Insect Repellent Formulations [PDF]

open access: yes, 2023
The necessity of developing insect repellents with highly effective sustained release properties has attracted more attention due to the vast spread of arthropod-borne diseases such as dengue and malaria, which must be controlled with proper measures ...
C. J. Delpagodage   +2 more
core   +1 more source

A crossover study to evaluate the diversion of malaria vectors in a community with incomplete coverage of spatial repellents in the Kilombero Valley, Tanzania [PDF]

open access: yes, 2016
Malaria elimination is unlikely to occur if vector control efforts focus entirely on transmission occurring indoors without addressing vectors that bite outdoors and outside sleeping hours.
Lobo, Neil F   +8 more
core   +1 more source

Safety evaluation of various vector repellents in combination with deltamethrin in Wistar rats

open access: yesJournal of Pharmacy and Bioallied Sciences, 2018
Background: Vector repellents are used globally to avoid insect bites and control transmission of diseases. It is important to ensure safety levels of these compounds, although they are noxious to insects.
Anitha Magesh   +4 more
doaj   +1 more source

Research Progress on Essential Oils from Lauraceae Plants [PDF]

open access: yesShipin Kexue, 2023
There are various species of plants in the Lauraceae family, and these plants are widely distributed in China. Their essential oils have many biological activities, such as bacteriostatic, antioxidant and insect repellent activities and are ideal natural
DU Yitong, WANG Ying, XUE Wanyu, FAN Yuxin, JIANG Zitao
doaj   +1 more source

Aedes aegypti mosquitoes exhibit decreased repellency by DEET following previous exposure. [PDF]

open access: yes, 2012
DEET (N,N-Diethyl-m-toluamide) is one of the most widely used mosquito repellents. Although DEET has been shown to be extremely effective, recent studies have revealed that certain individual insects are unaffected by its presence.
Brookfield John F. Y.   +19 more
core   +2 more sources

Development of an observational exposure human biomonitoring study to assess Canadian children’s DEET exposure during protective use

open access: yesPLoS ONE, 2022
Biomonitoring data of N,N-diethyl-meta-toluamide (DEET) in children is scarce and limited to controlled exposure and surveillance studies. We conducted a 24-hour observational exposure and human biomonitoring study designed to estimate use of and ...
Jennifer C. Gibson   +9 more
doaj   +2 more sources

Use and Application of DEET Repellent

open access: yesEDIS, 2011
This document discusses the use and application of insect repellents, focusing on DEET and its alternatives. DEET has been effective for over 45 years but has potential adverse effects.
P.G. Koehler, R.M. Pereira, R.A. Allen
doaj   +1 more source

Contact toxicity and repellent activity of essential oils from Alpinia zerumbet cv. ‘Variegata’ against stored product insects

open access: yesInternational Journal of Food Properties, 2023
Alpinia zerumbet cv. ’Variegata’, as a special spice, has attracted social attention for its potential to replace synthetic chemicals as insecticides and repellents in food protection.
Jia-Zhu Wang   +5 more
doaj   +1 more source

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