نتایج جستجو برای: survival rates

تعداد نتایج: 730141  

Background: Preterm birth is a major contributor to neonatal and under-five mortality, and births at lower gestational ages (GA) contribute more to these statistics. Most developed countries have succeeded in improving survival at extremes of GA, while most developing countries like Nigeria still lag behind. The objective of this retrospective study was to document the...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده زیست شناسی 1388

126 abstract: in this research we studied the effects of cyclic hydration and dehydration of cysts of artemia urmiana and artemia parthenogenetica on the hatching percentage, survival and growth. the experiment was carried out in 3 treatments (1-3 hydration/dehydration cycles) with 3 replicates for each treatment. later effects of cold preservation at -20°c during three time periods were ...

A.M. Samarin, J. Nikbakhsh Golkhaily R. Kazemi T. Policar

To study the effects of post-stripping oocyte ageing at low temperatures on the viability of kutum (Rutilus kutum) oocytes, unfertilised eggs of five females were stored in ovarian fluid at temperatures of 4 and 7 degree centigrade for 24 hours post stripping (HPS). The stored ova of five female kutum were separately fertilised at 0 (i.e., control eggs fertilised prior to storage), 4, 8, 12, 16...

ژورنال: Anatomical Sciences Journal 2005
Rasi Ghaemi, Soraya, Reza Zadeh, Mojtaba, Saleh Nia, Mojdeh ,

Purpose: Determining the effect of progesterone on the embryo quality (total cell number and diameter of blastocyst), survival and implantation rates of mouse blastocyst with or without ovarian stimulation. Materials and Methods: Female 6-10 weeks old NMRI mice were divided into four groups as follows: (a) Non-stimulated pregnant mice as control (b) Non-stimulated pregnant mice with daily inje...

Journal: :iranian red crescent medical journal 0
hongfeng shen department of urology, 187 hospital of pla, hainan, china ruisha tu department of urology, 187 hospital of pla, hainan, china wei li department of urology, 187 hospital of pla, hainan, china geng he department of urology, 187 hospital of pla, hainan, china wei huang department of urology, 187 hospital of pla, hainan, china zhenchang qin department of urology, 187 hospital of pla, hainan, china

conclusions there were no significant differences in the survival rates and short-term postoperative complications between the laparoscopic partial nephrectomy group and the laparoscopic radical nephrectomy group for small rcc, but the former was slightly more effective. background renal cell carcinoma (rcc) is a common malignancy of the urinary system with high rates of morbidity and mortality...

Journal: :Journal of the National Cancer Institute 2000
R Pazdur

Early clinical trials of a novel oncology agent or combination regimen usually examine the biologic activity of the therapy using surrogate end points. These end points are believed to predict the clinical benefit of the new treatment, which is then tested in subsequent controlled, randomized clinical trials. The most commonly used surrogate end point, the response rate, has conventionally been...

Journal: :International journal of surgery 2006
J Kulkarni S Pande J Morris

BACKGROUND To assess the 5-year and 10-year survival rates of major (above ankle disarticulation level) dysvascular lower limb amputees attending a sub-regional Disablement Services Centre (DSC) specialising in amputee rehabilitation. Also to investigate the association between survival rates, cause of dysvascularity, level of amputation, smoking status and occupational status. SETTING The st...

2005
Raj Gandhi Poonam Mehta

The neutrino mass hierarchy, presently unknown, is a powerful discriminator among various classes of unification theories. We show that the νμ + ν̄μ survival rate in atmospheric events can provide a novel method of determining the hierarchy in megaton water C̆erenkov detectors. For pathlength and energy ranges relevant to atmospheric neutrinos, this rate obtains significant matter sensitive varia...

Journal: :European journal of oral sciences 2008
Massimo Del Fabbro Gabriele Rosano Silvio Taschieri

Implant therapy in the atrophic posterior maxilla becomes challenging in the presence of reduced maxillary bone height. Sinus augmentation can be performed for resolving this condition prior to implant placement. The aim of this article was therefore to evaluate implant survival rates in the grafted sinus taking into account the influence of the implant surface, graft material, and implant plac...

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