Results 21 to 30 of about 487,432 (309)

Mosquito Larvicidal Activity and Cytotoxicity of the Extracts of Aromatic Plants from Malaysia

open access: yesInsects, 2023
Despite ongoing control efforts, the mosquito population and diseases vectored by them continue to thrive worldwide, causing major health concerns. There has been growing interest in the use of botanicals as alternatives to insecticides due to their ...
Huimei Lim   +3 more
doaj   +1 more source

Methanol and isopropanol embryo dosage response curves for wild-type and ethanol-sensitive zebrafish [PDF]

open access: yes, 2016
It is well established that ethanol has an array of negative effects on developing embryos, from craniofacial abnormalities to cognitive deficits and behavioral disorders.
Anderson, Ashley
core   +1 more source

Larvicidal effect of Endod (Phytolacca dodecandra) seed products against Anopheles arabiensis (Diptera: Culicidae) in Ethiopia

open access: yesBMC Research Notes, 2017
Objective The purpose of the present study was to determine the larvicidal effect of ‘Endod’ (Phytolacca dodecandra) seed products on Anopheles arabiensis, in Ethiopia.
Ayalew Jejaw Zeleke   +2 more
doaj   +1 more source

Tolerance of piava juveniles to different ammonia concentrations

open access: yesSemina: Ciências Agrárias, 2015
The objective of this study was to evaluate the tolerance of piavas (Leporinus obtusidens) to ammonia (NH3) by measuring its effects on plasma ion levels and tissue metabolic parameters.
Carlos Eduardo Copatti   +4 more
doaj   +1 more source

DIFFERENCES IN THE ACUTE AMMONIA TOXICITY BETWEEN SEXES OF GUPPY Poecilia reticulata (POECILIIDAE)

open access: yesActa Biológica Colombiana, 2023
This study evaluated the sensitivity of male and female of guppies (Poecilia reticulata) to ammonia. LC50-96h for males, females and combined sexes of P.
Sandra Carla Forneck   +3 more
doaj   +1 more source

You are what you eat: fungal metabolites and host plant affect the susceptibility of diamondback moth to entomopathogenic fungi [PDF]

open access: yesPeerJ, 2022
Background Beauveria are entomopathogenic fungi of a broad range of arthropod pests. Many strains of Beauveria have been developed and marketed as biopesticides.
Sereyboth Soth   +5 more
doaj   +2 more sources

Increased productivity of Clostridium acetobutylicum fermentation of acetone, butanol, and ethanol by pervaporation through supported ionic liquid membrane [PDF]

open access: yes, 2008
Pervaporation proved to be one of the best methods to remove solvents out of a solvent producing Clostridium acetobutylicum culture. By using an ionic liquid (IL)-polydimethylsiloxane (PDMS) ultrafiltration membrane (pore size 60 nm), we could guarantee ...
Bahl, H.   +4 more
core   +3 more sources

Evaluation of toxic effects with transition metal ions, EDTA, SBTI and acrylic polymers on Aedes aegypti (L., 1762) (Culicidae) and Artemia salina (Artemidae)

open access: yesBrazilian Archives of Biology and Technology, 2011
This work aimed to evaluate the toxicity of some insecticides compounds on Aedes aegypti and Artemia salina larvae. Bioassays were carried out to evaluate the toxic effect after of 24 and 72 h using the compounds or associations.
Eduardo José de Arruda   +6 more
doaj   +1 more source

Prediction of specific virus outbreaks made from the increased concentration of a new class of virus genomic peptides, replikins. [PDF]

open access: yes, 2011
Advance warning of pathogen outbreaks has not been possible heretofore. A new class of genomic peptides associated with rapid replication was discovered and named replikins. Software was designed to analyze replikins quantitatively.
Elenore S. Bogoch, Samuel Bogoch
core   +2 more sources

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