Results 71 to 80 of about 3,700 (202)

Elemental and macromolecular plasticity of Chlamydomonas reinhardtii (Chlorophyta) in response to resource limitation and growth rate

open access: yesJournal of Phycology, Volume 60, Issue 2, Page 418-431, April 2024.
Abstract With the ongoing differential disruption of the biogeochemical cycles of major elements that are essential for all life (carbon, nitrogen, and phosphorus), organisms are increasingly faced with a heterogenous supply of these elements in nature.
Jana Isanta‐Navarro   +4 more
wiley   +1 more source

Complex Mixture-Associated Hormesis and Toxicity: The Case of Leather Tanning Industry

open access: yesDose-Response, 2008
A series of studies investigated the toxicities of tannery-derived complex mixtures, i.e. vegetable tannin (VT) from Acacia sp. or phenol-based synthetic tannin (ST), and wastewater from tannin-based vs . chromium-based tanneries.
Giovanni Pagano   +4 more
doaj   +1 more source

Safety and efficacy of a feed additive consisting of narasin (Monteban® G100) for chickens for fattening (Elanco GmbH)

open access: yesEFSA Journal, Volume 22, Issue 3, March 2024.
Abstract Following a request from the European Commission, EFSA was asked to deliver a scientific opinion on the safety and efficacy of the coccidiostat narasin (Monteban® G100) for chickens for fattening. In a previous opinion, uncertainties remained on the identification and characterisation of the non‐genetically modified production strain of the ...
EFSA Panel on Additives and Products or Substances used in Animal Feed (FEEDAP)   +26 more
wiley   +1 more source

Screening of microalgae for integral biogas slurry nutrient removal and biogas upgrading by different microalgae cultivation technology

open access: yesScientific Reports, 2017
The microalgae-based technology has been developed to reduce biogas slurry nutrients and upgrade biogas simultaneously. In this work, five microalgal strains named Chlorella vulgaris, Scenedesmus obliquus, Selenastrum capricornutum, Nitzschia palea, and ...
Xue Wang   +4 more
doaj   +1 more source

Safety and efficacy of a feed additive consisting of monensin sodium (Coxidin®) for chickens for fattening, chickens reared for laying, turkeys for fattening and turkeys reared for breeding (Huvepharma N.V.)

open access: yesEFSA Journal, Volume 22, Issue 3, March 2024.
Abstract Following a request from the European Commission, EFSA was asked to deliver a scientific opinion on the safety and efficacy of monensin sodium (Coxidin®) as a coccidiostat for chickens for fattening, chickens reared for laying, turkeys for fattening and turkeys reared for breeding.
EFSA Panel on Additives and Products or Substances used in Animal Feed (FEEDAP)   +29 more
wiley   +1 more source

Comportamiento de la respuesta de microalgas acuáticas bajo la acción de auxiliares textiles del proceso antipolilla. [PDF]

open access: yes, 1993
Algunos agentes tensioactivos e insecticidas a menudo son aplicados a la lana, y son importantes componentes en los efluentes del proceso antipolilla.
Pepió Viñals, Montserrat   +2 more
core   +1 more source

Détermination du niveau de toxicité des sédiments de rivière par le test de bioluminescence bactérienne [PDF]

open access: yes, 1991
A partir de références bibliographiques encore réduites, les auteurs ont mis au point un protocole expérimental d'évaluation de la toxicité des sédiments de rivière, après extraction au dichlorométhane et mesure de la toxicité par le lest de ...
Bonnefille, M.   +3 more
core   +1 more source

Optical Algal Biosensor using Alkaline Phosphatase for Determination of Heavy Metals [PDF]

open access: yes, 2002
International audienceA biosensor is constructed to detect heavy metals from inhibition of alkaline phosphatase (AP) present on the external membrane of Chlorella vulgaris microalgae.
Durrieu, Claude, Tran-Minh, Canh
core   +4 more sources

Optical whole-cell biosensor using Chlorella vulgaris designed for monitoring herbicides [PDF]

open access: yes, 2003
International audienceAn optical biosensor was designed for determination of herbicides as aquatic contaminants. Detection was obtained with immobilised Chlorella vulgaris microalgae entrapped on a quartz microfibre filter and placed in a five-membrane ...
Durrieu, Claude   +3 more
core   +3 more sources

Removal of phenanthrene from coastal waters by green tide algae Ulva prolifera [PDF]

open access: yes, 2017
Ulva prolifera (U. prolifera) has been frequently involved in terrible algal proliferation in coastal areas. Although it is known to be associated with green tide, its contribution to the natural attenuation of the polycyclic aromatic hydrocarbons (PAHs)
Lu, Jian   +4 more
core   +1 more source

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