Results 41 to 50 of about 133,166 (332)

UJI TOKSISITAS BERBAGAI JENIS DAN KONSENTRASI DETERJEN TERHADAP TINGKAT KERUSAKAN INSANG DAN MORTALITAS IKAN MAS (Cyprinus carpio) [PDF]

open access: yes, 2010
Toxicity is toxic relative character related with its potential to cause negative effect for living creature. Water pollution is the entrance of living creature, element, energy, and another component in water by human activity so that the water quality ...
AKBAR AL- HAROMEIN, M. IMAM
core  

Cognitive Behavioral Therapy for Youth with Childhood‐Onset Lupus: A Randomized Clinical Trial

open access: yesArthritis Care &Research, Accepted Article.
Objective Our objective was to determine the feasibility and acceptability of the Treatment and Education Approach for Childhood‐onset Lupus (TEACH), a six‐session cognitive behavioral intervention addressing depressive, fatigue, and pain symptoms, delivered remotely to individual youth with lupus by a trained interventionist.
Natoshia R. Cunningham   +29 more
wiley   +1 more source

Superoxide dismutase and catalase activities in the digestive gland and gills of the freshwater bivalve Unio pictorum from the Sava river [PDF]

open access: yesArchives of Biological Sciences, 2011
We investigated the potential use of the antioxidant defense enzymes in freshwater mussel (Unio pictorum) as biomarkers of oxidative stress. The enzymatic activities of superoxide dismutase (SOD, EC 1.15.1.1) and catalase (CAT, EC 1.11.1.6), total ...
Borković-Mitić Slavica S.   +6 more
doaj   +1 more source

Impacts of in vivo and in vitro exposures to tamoxifen: comparative effects on human cells and marine organisms [PDF]

open access: yes, 2019
Tamoxifen (TAM) is a first generation-SERM administered for hormone receptor-positive (HER+) breast cancer in both pre- and post-menopausal patients and may undergo metabolic activation in organisms that share similar receptors and thus face comparable ...
Abessa, D. M. S.   +5 more
core   +1 more source

Associations of Sleep and Shift Work with Osteoarthritis Risk

open access: yesArthritis Care &Research, Accepted Article.
Objective Daily rhythms may be critical for maintaining homeostasis of joint tissues. We aimed to investigate the relationships between circadian clock disruption, sleep, and osteoarthritis (OA) risk in humans. Methods In the UK Biobank, a prospective 500,000‐person cohort, we evaluated associations between sleep duration, sleeplessness/insomnia, and ...
Elizabeth L. Yanik   +5 more
wiley   +1 more source

Impacts of Microplastics, Cadmium, and Their Mixtures on Biochemical Biomarkers in the Freshwater Bivalve Corbicula fluminea (Bivalvia, Corbiculidea)

open access: yesDiversity
Microplastics (MPs) are a worldwide contaminant of significant environmental concern due to their persistence, widespread distribution, and toxic potential. These plastic particles are taken up by invertebrates such as bivalves.
Susana Parra   +7 more
doaj   +1 more source

Effect of waterborne copper oxide nanoparticles and copper ions on guppy (Poecilia reticulata): Bioaccumulation and histopathology [PDF]

open access: yesJournal of Advances in Environmental Health Research, 2015
The aim of the present study was to investigate the effect of copper oxide nanoparticles (CuO-NPs) and copper ions (Cu++) on guppy (Poecilia reticulata), in order to assess Cu uptake in the gill, and histopathology of gill and intestinal organs in semi ...
Borhan Mansouri   +5 more
doaj   +1 more source

Ameliorating Effect of Chloride on Nitrite Toxicity to Freshwater Invertebrates with Different Physiology: a Comparative Study Between Amphipods and Planarians [PDF]

open access: yes, 2008
High nitrite concentrations in freshwater ecosystems may cause toxicity to aquatic animals. These living organisms can take nitrite up from water through their chloride cells, subsequently suffering oxidation of their respiratory pigments (hemoglobin ...
Alonso, A., Camargo, J.A.
core   +2 more sources

Electroactive Liquid Crystal Elastomers as Soft Actuators

open access: yesAdvanced Functional Materials, EarlyView.
Electroactive liquid crystal elastomers (eLCEs) can be actuated via electromechanical, electrochemical, or electrothermal effects. a) Electromechanical effects include Maxwell stress, electrostriction, and the electroclinic effect. b) Electrochemical effects arise from electrode redox reactions.
Yakui Deng, Min‐Hui Li
wiley   +1 more source

Ontogenetic changes in cutaneous and branchial ionocytes and morphology in yellowfin tuna (Thunnus albacares) larvae. [PDF]

open access: yes, 2019
The development of osmoregulatory and gas exchange organs was studied in larval yellowfin tuna (Thunnus albacares) from 2 to 25 days post-hatching (2.9-24.5 mm standard length, SL).
Kwan, Garfield T   +3 more
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