Results 171 to 180 of about 191,444 (310)

The relationship between cellular protein content and selenium accumulation in freshwater microalgae

open access: yesIntegrated Environmental Assessment and Management, EarlyView.
Abstract Variability in the bioconcentration of selenium (Se) by primary producers at the base of the food web results in uncertainty in predictions of bioaccumulation and ecological risk to higher trophic level organisms. Water chemistry, speciation of Se, and periphyton community composition have all been suggested as factors that contribute to ...
Courtney Bogstie   +3 more
wiley   +1 more source

Rheoreaction impacts dispersal of fish larvae in restored rivers. [PDF]

open access: yesRiver Res Appl, 2020
Glas M   +5 more
europepmc   +1 more source

Host‐driven hepatic conversion of gut microbiota‐derived putrescine to spermidine mediates mannose's protective effects against hepatic steatosis in zebrafish

open access: yesiMeta, EarlyView.
Evidence for liver metabolism of gut‐derived microbial compounds into beneficial secondary metabolites has been lacking. Here, we demonstrate that Cetobacterium somerae (C. somerae), enriched by mannose supplementation under high‐fat diet conditions, convert arginine into putrescine.
Delong Meng   +10 more
wiley   +1 more source

Acute and Chronic Toxicity of Sediments Containing Platinum and Palladium on Freshwater Benthic Organisms Chironomus riparius and Hyalella azteca

open access: yesJournal of Applied Toxicology, EarlyView.
ABSTRACT The expanding demand for platinum group elements (PGEs) in industrial and medical applications has led to their increasing accumulation in aquatic sediments. However, their ecological impacts remain poorly understood, particularly for sediment‐dwelling invertebrates. This study assessed the toxicity of platinum (Pt) and palladium (Pd) across a
Alice Carle   +3 more
wiley   +1 more source

Environmental DNA Epigenetics Accurately Predicts the Age of Cultured Fish Larvae. [PDF]

open access: yesEcol Evol
Ruiz E   +7 more
europepmc   +1 more source

Tagging Very Small Fish: Two Effective and Low Impact Methods

open access: yesJournal of Experimental Zoology Part A: Ecological and Integrative Physiology, EarlyView.
ABSTRACT Identifying individuals over time and across contexts is essential in many scientific fields. There are a variety of well‐established methods for uniquely marking individuals (e.g., visible implant elastomer, barcodes, paint). However, for some species, life history stages, and/or experiments, existing methods are not sufficient.
Deijah D. Bradley   +4 more
wiley   +1 more source

Eyeing DNA barcoding for species identification of fish larvae. [PDF]

open access: yesJ Fish Biol
Chan WWR   +6 more
europepmc   +1 more source

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