نتایج جستجو برای: littoral erosion

تعداد نتایج: 33111  

2005
Joseph A. Blansfield Richard T. Goldhahn Robert K. Josloff

Massive splenomegaly due to multifocal littoral cell angioma was discovered incidentally in a 55-year-old man during a workup for an unrelated condition. The tumor was removed successfully by laparoscopic splenectomy. We report the second case of littoral cell angioma of the spleen treated laparoscopically.

2009
Danai Chourmouzi Elsa Psoma Antonios Drevelegas

Littoral cell angioma is a rare primary splenic tumor that is difficult to differentiate preoperatively from other benign and malignant splenic lesions. We report a case of littoral cell angioma of the spleen in a 51-year-old woman that presented with long standing anaemia.

2016
Kate L. Hawley Carolyn M. Rosten Guttorm Christensen Martyn C. Lucas

Temporal differences in habitat use and foraging specialisms between ecomorphs represent aspects of behavioural phenotype that are poorly understood with regard to the origin and maintenance of ecological diversity. We tested the role of behaviour in resource use divergence of two Arctic charr (Salvelinus alpinus) phenotypes, a slim, putatively pelagic-dwelling morph and a robust, putatively li...

Journal: :Environmental science & technology 2008
S J Guildford D C G Muir M Houde M S Evans K A Kidd D M Whittle K Drouillard X Wang M R Anderson C R Bronte D S Devault D Haffner J Payne H J Kling

This study considers the importance of lake trout habitat as a factor determining persistent organochlorine (OC) concentration. Lake trout is a stenothermal, cold water species and sensitive to hypoxia. Thus, factors such as lake depth, thermal stratification, and phosphorus enrichment may determine not only which lakes can support lake trout but may also influence among-lake variability in lak...

2017
S. D. Turner N. L. Rose B. Goldsmith J. M. Bearcock C. Scheib H. Yang

Members of the public in England were invited in 2010 to take part in a national metals survey, by collecting samples of littoral sediment from a standing water body for geochemical analysis. To our knowledge, this is the first national sediment metals survey using public participation and reveals a snapshot of the extent of metals contamination in ponds and lakes across England. Hg, Ni, Cu, Zn...

Journal: :iranian journal of pathology 2009
mohsen emami aleagha etrat javadi rad siamak shariat torbaghan

littoral cell angioma is a splenic vascular tumor of splenic sinus lining cells that is considered benign in general. this report describes a case of littoral cell angioma with no malignant histological features. the lesion is composed of anastomosing vascular channels resembling splenic sinus; they are lined by endothelial cells which show mitotic activity very rare. immunohistochemically, the...

Journal: :Brazilian journal of biology = Revista brasleira de biologia 2012
S Hermes-Silva E Zaniboni-Filho

To evaluate the effects of macrophytes presence in the structure of littoral fish assemblages in the littoral zone, monthly samples were collected from September, 2006 to August, 2007 in an impounded tributary of the Itá Reservoir, the Fragosos River, located in the Upper Uruguay River Basin. Fish were collected using a beach seine and sampling was conducted in the littoral zone inside a macrop...

2008
Phillip Ein-Dor

This exploratory paper attempts to describe the status of the international digital divide in the Mediterranean area. To do so, it has assembled data on the level of Internet penetration in the Union for the Mediterranean (UM), Some non-littoral UM states were included for purposes of comparison, as were a number of EU non-UM states. Finally, a small number of non UM, non EU, OECD members were ...

2018
Lijuan Yan Dan Yu Nan Hui Eve Naanuri Signe Viggor Arslan Gafarov Sergei L. Sokolov Ain Heinaru Martin Romantschuk

The Baltic Sea is vulnerable to environmental changes. With the increasing shipping activities, the risk of oil spills remains high. Archaea are widely distributed in many environments. However, the distribution and the response of archaeal communities to oil contamination have rarely been investigated in brackish habitats. Hence, we conducted a survey to investigate the distribution, diversity...

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