Results 131 to 140 of about 1,028,789 (326)

Antifungal peptides in marine invertebrates

open access: yesInvertebrate Survival Journal, 2009
A majority of terrestrial and marine organisms use to fend off a wide range of microorganisms, including bacteria and fungi by employing “antimicrobial peptides (AMPs)” that are ribosomally synthesized from proteinogenic amino acids.
N Fusetani
doaj  

Chemical compositions and biological activities of marine invertebrates from the East Sea of South Korea

open access: yesFisheries and Aquatic Sciences, 2019
Background Marine invertebrates are well known as pivotal bioresources with bioactive substances such as anti-inflammatory sterols, antitumor terpenes, and antimicrobial peptides.
Geun-Hyeong Kim   +8 more
doaj   +1 more source

A bibliography of samplers for benthic invertebrates [PDF]

open access: yes, 1978
This annotated bibliography covers literature to the end of November 1977, and includes references to samplers that could be used for the rapid removal of benthic invertebrates from natural substrata of rivers and streams. Marine samplers which have been,
Elliott, J.M., Tullet, P.A.
core  

Daily temperature variation explains zooplankton community differences in freshwater mesocosms recovering from a natural drought

open access: yesLimnology and Oceanography, EarlyView.
Abstract Drought events are typically studied as a single stressor. However, multiple environmental variables are altered under drought conditions, including water level and daily temperature variation. Here, we experimentally manipulated both variables in 16 outdoor mesocosms to disentangle how they impact freshwater zooplankton communities.
James R. Hubbard   +2 more
wiley   +1 more source

USING VOLCANIC MARINE CO2 VENTS TO STUDY THE EFFECTS OF OCEAN ACIDIFICATION ON BENTHIC BIOTA: HIGHLIGHTS FROM CASTELLO ARAGONESE D’ISCHIA (TYRRHENIAN SEA) [PDF]

open access: yes, 2010
Current research into ocean acidification is mainly being carried out using short-term experiments whereby CO2 levels are manipulated in aquaria and enclosures.
Buia, MC   +10 more
core   +1 more source

A large, infrequent ecosystem subsidy (cicada carcasses) and warming additively accelerate development and increase growth of larval amphibians

open access: yesLimnology and Oceanography, EarlyView.
Abstract Many ecosystems receive resource subsidies that affect productivity and food webs. Ecosystem subsidies vary in quantity, quality, and timing, and effects are often mediated by environmental factors, including temperature. Deposition of periodical cicada carcasses into ponds represents a large, high‐quality, infrequent subsidy.
Elizabeth N. Gallagher   +3 more
wiley   +1 more source

Interspecific differences in ecological stoichiometric characteristics of invertebrates and their influencing factors from the Beibu Gulf, China

open access: yesFrontiers in Marine Science
Invertebrates can store carbon (C), nitrogen (N), phosphorus (P), and other elements in their body tissues at theoretically homeostatic rates, thus playing an important role in the biogeochemical cycle of aquatic ecosystems.
Caiguang Wang   +12 more
doaj   +1 more source

Marine Invertebrates as Bioindicators of Heavy Metal Pollution

open access: yes, 2015
Atmosphere, earth and water compose the environment. The presence of heavy metals in the environment has grown because of their large employment in some industrial and agricultural activities.
R. Chiarelli, M. Roccheri
semanticscholar   +1 more source

Effects of oligotrophication on fish growth: Insights from a mesocosm experiment

open access: yesLimnology and Oceanography, EarlyView.
Abstract Human activities can frequently affect aquatic ecosystems in irreversible ways, with flow regulation and water quality being major concerns. Dams can promote the retention of sediments and nutrients, increase water transparency, and reduce primary productivity, all of which characterize the oligotrophication process.
Juliana Deo Dias   +3 more
wiley   +1 more source

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