نتایج جستجو برای: morphological indices

تعداد نتایج: 208718  

2006
Mitsuyoshi Yamamoto Joseph R. Reeve Gary M. Green

In contrast to supramaximal CCK8 or caerulein, acute or prolonged supraphysiological levels of endogenous cholecystokinin (CCK58) do not cause pancreatitis. Compared to CCK8, CCK58 is a much stronger stimulant of pancreatic chloride and water secretion, equivalent to maximally effective secretin, but with a chloride to bicarbonate ratio characteristic of acinar fluid. Because supraphysiological...

2001
Michael E. Brown

We discuss methods for classifying T dwarfs based on spectral morphological features and indices. T dwarfs are brown dwarfs which exhibit methane absorption bands at 1.6 and 2.2 μm. Spectra at red optical (6300–10100 Å) and near-infrared (1–2.5 μm) wavelengths are presented, and differences between objects are noted and discussed. Spectral indices useful for classification schemes are presented...

2013
Milos Jakubícek Pavel Rychlý Pavel Smerk

The paper presents a work still in progress, but with promising results. We offer a new method of construction of word to number and number to word indices for very large corpus data (tens of billions of tokens), which is up to an order of magnitude faster than the current approach. We use HAT-trie for sorting the data and Daciuk’s algorithm for building a minimal deterministic finite state aut...

Journal: :The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences 2015

Journal: :Biochemical Society transactions 2004
J E Drew D K Mercer C Mayer A J Farquharson P C Morrice J R Arthur G G Duthie

Inflammatory disorders of the bowel and colon cancer are associated with elevated indices of oxidative stress. Analogous elevations in markers of oxidative stress and loss of cell-membrane integrity are also observed in the colons of rats deficient in vitamin E (D-alpha-tocopherol), the major lipid-soluble antioxidant in biological systems. The causal relationship between colon pathologies asso...

2002
E. V. Gotthelf

We present preliminary results from a systematic spectral study of pulsars and their wind nebulae using the Chandra X-Ray Observatory. The superb spatial resolution of Chandra allows us to differentiate the compact object’s spectrum from that of its surrounding nebulae. Specifically, for six Crab-like pulsars, we compare spectral fits of the averaged pulsar wind nebulae (PWN) emission to that o...

1996
R. Wielebinski

The radio continuum spectra of 74 galaxies were used to separate thermal and non-thermal radio emission. The thermal fraction f1GHz th at 1 GHz and the non-thermal spectral index αnth of the radio continuum emission were determined. The mean values are 〈f1GHz th 〉 = 0.08± 0.01 and 〈αnth〉 = 0.83± 0.02. Even at 10 GHz the radio continuum emission ofmost of the galaxies is dominated by the synchro...

Journal: :Collegium antropologicum 2006
Ewa Rebacz

The aim of this study is to show the correlation between the physique of Africans from Kenya, Tanzania, Sudan and the conditions of their biosocial environment. All the young men examined were from Kenya (N=423), Tanzania (N= 153) and Sudan (N=154) aged 18 to 30. Based on the taken measurements (height, weight, sitting height, physiognomic leg length and chest, waist, hip, left thigh and left a...

Journal: :Genetics and molecular research : GMR 2015
I Z Backouchi M Aouida N Khemiri M Jebara

Genetic diversity within Vicia faba L. is key to the genetic improvement of this important species. In this study, morphological traits and RAPD molecular markers were used to assess the levels of polymorphism across 12 Tunisian populations, three major and nine minor from different locations. Analysis of morphological traits indicated that the three major populations showed significant differe...

Tectonic processes are major factors controlling landform development in tectonically active areas. In order to evaluate quantitative measurement of tectonic activities in the Alamarvdasht basin in the south of Iran, six different morphological indices including stream-gradient index (SL), drainage basin asymmetry (Af), hypsometric integral (Hi), valley floor width-valley height ratio (Vf), dra...

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