Results 101 to 110 of about 23,851 (230)

Expression and localization of Aquaporin 1a in the sea-bass (Dicentrarchus labrax) during ontogeny

open access: yesFrontiers in Physiology, 2011
The successful establishment of a species in a given habitat depends on the ability of each of its developing stages to adapt to the environment. In order to understand this process we have studied the adaptation of a euryhaline fish, the sea-bass ...
Ivone eGiffard-Mena   +4 more
doaj   +1 more source

Osmoregulation in Marine Mammals [PDF]

open access: yesJournal of Experimental Biology, 2001
SUMMARY Osmoregulation in marine mammals has been investigated for over a century; however, a review of recent advances in our understanding of water and electrolyte balance and of renal function in marine mammals is warranted. The following topics are discussed: (i) kidney structure and urine concentrating ability, (ii) sources of water,
openaire   +2 more sources

Subchronic Exposure to Arsenic and Nickel Triggers Nitrosative Stress and Histological Alterations in the Rat Liver

open access: yesJournal of Applied Toxicology, Volume 46, Issue 11, Page 3868-3881, November 2026.
ABSTRACT Environmental exposure to heavy metals poses a threat to human health. Several studies documented harmful effects on the liver after arsenic and nickel exposure at concentrations beyond permissible limits. Nevertheless, the impact of a simultaneous exposure to both elements on hepatic biochemistry and histology remains unelucidated. Therefore,
Thainá Iasbik‐Lima   +4 more
wiley   +1 more source

Osmoregulation and vasopressin secretion during pregnancy in Brattleboro rats

open access: yes, 1985
Page R29: W. M. Barron, J. Dürr, B. A. Stamoutsos, and M. D. Lindheimer. “Osmoregulation and vasopressin secretion during pregnancy in Brattleboro rats.” Page R29: Abstract, line 18—PAVPshould be defined as plasma arginine vasopressin.
W. M. Barron   +3 more
core   +1 more source

Efficient Plasma and Placenta Metabolic Fingerprints for Preeclampsia Diagnosis: A Multicenter Study

open access: yesMedComm, Volume 7, Issue 11, November 2026.
Plasma and placental tissue metabolic fingerprints were obtained from a multicenter cohort using nanoparticle‐enhanced laser desorption/ionization mass spectrometry. Diagnostic models are constructed with an efficient diagnostic AUC of 0.941 with external validation.
Yetao Xu   +17 more
wiley   +1 more source

Nutritional properties, traditional uses and potential new applications for the sotol plant (Asparagaceae, Convallarioideae): A review

open access: yesPLANTS, PEOPLE, PLANET, Volume 8, Issue 6, Page 2005-2020, November 2026.
Sotol (Dasylirion spp.) is a resilient desert plant that sustains ecosystems, cultures and livelihoods in Chihuahua Desert. Our review highlights its nutritional properties, traditional uses and potential new applications in food, pharmaceuticals, renewable energy and water remediation. By synthesizing evidence across disciplines, we show how sotol can
Dámaris Leopoldina Ojeda Barrios   +7 more
wiley   +1 more source

The bull shark, Carcharhinus feucus (Valenciennes, 1841), from the Usumacinta River, Tabasco, Mexico, with notes on its serum composition and osmolarity

open access: yesCiencias Marinas, 1998
Five specimens of the bull shark, Carcharhinus leucas, were collected from a freshwater lagoon (2–3 ppt) and the Usumacinta River in Tabasco, Mexico, in May 1993. The serum osmoregulatory status of two individuals was analyzed: a mature 14-year-old male
O Sosa-Nishizaki   +3 more
doaj   +1 more source

Multistressor Interaction of Perfluorooctane Sulfonate (PFOS) and Temperature in Two Estuarine Fish Species, Red Drum ( Sciaenops ocellatus ) and Sheepshead Minnow ( Cyprinodon variegatus )

open access: yesEnvironmental Toxicology, Volume 41, Issue 11, Page 1167-1178, November 2026.
ABSTRACT Perfluorooctane sulfonate (PFOS), a perfluoroalkyl substance (PFAS), is characterized by a long, fluorinated carbon chain which makes it ideal for oil‐ and water‐repellent products but detrimental for the environment, where it persists and accumulates in organisms.
Anna L. Thornton   +5 more
wiley   +1 more source

Protective Effects of Vitamin E and Selenium Nanoparticles Against Mercury Induced Growth, Blood and Histopathological Changes in Tilapia, Oreochromis niloticus

open access: yesVeterinary Medicine and Science, Volume 12, Issue 6, November 2026.
• Mercury caused significant loss in growth and feed conversion efficiency, altered blood profiles and increased gill and intestinal pathologies of tilapia. • Vitamin E and Selenium nanoparticles supplementations significantly improved growth and feed conversion efficiency, blood profiles and gill and intestinal pathologies of tilapia.
Mir Ashrafia Ananna   +5 more
wiley   +1 more source

Seasonal and Environmental Influences on Microbial Community Dynamics in the Dunk River Watershed, Prince Edward Island, Canada

open access: yesEnvironmental Microbiology, Volume 28, Issue 11, November 2026.
We characterized the taxonomic diversity of river microbial communities across diverse sites using high‐throughput sequencing. Our findings demonstrate that environmental drivers—from seasonal cycles to farm‐level inputs—predictably reshape the bacterial landscape, providing a framework for monitoring aquatic ecosystem dynamics.
Sneha Surya Narayana Murthy   +5 more
wiley   +1 more source

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