نتایج جستجو برای: preservation method
تعداد نتایج: 1693585 فیلتر نتایج به سال:
Central to the various purposes for which general classification is practiced is the preservation, or summarizing, of information (Michener, 1963; Sneath, 1957; Sokal, 1962; Farris, 1967; Johnson, 1968; Rogers, 1961; Wirth, Estabrook, and Rogers, 1966). This discussion will present one method in which this fundamental concept can be made more precise and, within that context, suggest possible l...
The ultimate objective of organ preservation is unrestricted and immediate graft function after a transplant under optimal conditions in the most suitable recipient. This means that time and efficacy are the basic features of the search for the ideal preservation method. Theoretically, freezing and continuous aerobic perfusion are the only means of obtaining truly long-term preservation (from a...
all analytical methods are generally based on the measurement of a parameter or parameters which are somehow related to the concentration of the species.an ideal analytical method is one in which the concentration of a species can be measured to a high degree precision and accuracy and with a high sensitivity. unfortunately finding such a method is very difficult or sometimes even impossible.in...
for several years, researchers in familiarity of efl teachers with post-method and its role in second and foreign language learners’ productions have pointed out that the opportunity to plan for a task generally develops language learners’ development (ellis, 2005). it is important to mention that the critical varies in language teaching was shown is the disappearances of the concept of method ...
____________________________________ Part I, Sampling__ ____________ _____________ Sample preservation _,____.___ ___.___.__._ References__________-._______,-_-___--_-Carbon, all forms. ____-________---____.____ References..-,. __._ _________________ Chlorophylls.__-__ __._„____,_____._____ Extractive spectrophotometric method. __ References. ______..„__________________ Color. ___---_-_._____. ...
PURPOSE Renal parenchymal volume decrease after partial nephrectomy is associated with late functional outcomes. We examined the relative effects of resection related and atrophy related volume change on late kidney function. MATERIALS AND METHODS Data were analyzed from a cohort of 187 patients who underwent open, laparoscopic or robotic partial nephrectomy between 2009 and 2011. Total chang...
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