نتایج جستجو برای: oliveria decumbens vent

تعداد نتایج: 4246  

Journal: :Comparative biochemistry and physiology. Part A, Molecular & integrative physiology 2008
Raul Bettencourt Paul Dando Domitília Rosa Virginie Riou Ana Colaço Jozée Sarrazin Pierre-Marie Sarradin Ricardo Serrão Santos

The deep-sea hydrothermal vent mussel Bathymodiolus azoricus has been the subject of several studies aimed at understanding the physiological adaptations that vent animals have developed in order to cope with the particular physical and chemical conditions of hydrothermal environments. In spite of reports describing successful procedures to maintain vent mussels under laboratory conditions at a...

2008
Darcy E. Ogden Kenneth H. Wohletz Gary A. Glatzmaier Emily E. Brodsky

[1] Explosive volcanic eruption columns are generally subdivided into a gas-thrust region and a convection-dominated plume. Where vents have greater than atmospheric pressure, the gas-thrust region is overpressured and develops a jet-like structure of standing shock waves. Using a pseudogas approximation for a mixture of tephra and gas, we numerically simulate the effects of shock waves on the ...

2012
C. Smith

indirectly provides oxygen, a byproduct of photosynthesis, which aerobic chemosynthetic microorganisms require to synthesize organic carbon from CO2. Planktonic life stages of many vent and cold seep invertebrates also directly feed on photosynthetically produced organic matter as they disperse to new vent and seep systems. While a large portion of the life at deep-sea chemosynthetic habitats c...

Journal: :poultry science journal 2014
madadi ms karimi h azari m

malformations which occur during the development of the avian body organs can lead to structural and functional abnormalities. most defects are recognized at hatching, but some go undetected until somewhat later. the cause of the majority of animal congenital malformations is unknown. a significant proportion of congenital malformations of unknown cause are likely to have an important genetic c...

Journal: :ADLFI. Archéologie de la France - Informations 2004

Journal: :Genetics and Molecular Research 2015

2010
LUIS FERNANDO TAVARES DE MENEZES ARIANE LUNA PEIXOTO

(Leaf damage in a mangrove swamp at Sepetiba Bay, Rio de Janeiro, Brazil). Leaf damage to Rhizophora mangle L., Avicennia schaueriana Stapf. & Leechman, and Laguncularia racemosa L. was studied in a two hectare mangrove swamp site in Sepetiba Bay. Seventeen arthropod morphospecies were identifi ed as being responsible for the damage, and their species diversity was highest on A. schaueriana, fo...

رحیمی کازرونی , مریم, رحیمی کازرونی, سمیه, شریعتی, مهرداد, مختاری, مختار,

سابقه و هدف: کادمیم فلزی سمی است که استفاده‌های فراوانی در صنعت دارد. این عنصر بر روی اندام‌های مختلف بدن از جمله کبد اثرات سمی می‌گذارد. در این مطالعه، اثر حفاظتی عصاره هیدروالکلی لعل‌کوهستان بر میزان آنزیم‌های ALT،AST ،ALP به‌دنبال مسمومیت ناشی از کلرید‌کادمیم در موش صحرایی مورد بررسی قرار گرفت. روش بررسی: در این مطالعه تجربی، 48 سر موش صحرایی نر بالغ از نژاد ویستار به 6 گروه 8 تایی به صورت ...

2016
Sébastien Duperron Adrien Quiles Kamil M. Szafranski Nelly Léger Bruce Shillito

Citation: Duperron S, Quiles A, Szafranski KM, Léger N and Shillito B (2016) Estimating Symbiont Abundances and Gill Surface Areas in Specimens of the Hydrothermal Vent Mussel Bathymodiolus puteoserpentis Maintained in Pressure Vessels. Front. Mar. Sci. 3:16. doi: 10.3389/fmars.2016.00016 Estimating Symbiont Abundances and Gill Surface Areas in Specimens of the Hydrothermal Vent Mussel Bathymod...

2014
Andrew David Thaler Sophie Plouviez William Saleu Freddie Alei Alixandra Jacobson Emily A. Boyle Thomas F. Schultz Jens Carlsson Cindy Lee Van Dover

Studies of genetic connectivity and population structure in deep-sea chemosynthetic ecosystems often focus on endosymbiont-hosting species that are directly dependent on chemical energy extracted from vent effluent for survival. Relatively little attention has been paid to vent-associated species that are not exclusively dependent on chemosynthetic ecosystems. Here we assess connectivity and po...

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