نتایج جستجو برای: cyclic regression

تعداد نتایج: 413986  

Journal: :Bulletin of entomological research 2009
A Heisswolf T Klemola T Andersson K Ruohomäki

In the literature, various environmental factors are described as being capable of influencing the reproductive output of insect females irrespective of their body size. Still, female body size or weight is widely used as a proxy for fecundity. In the present study, a seven-year data set on the autumnal moth, Epirrita autumnata (Borkhausen) (Lepidoptera: Geometridae), was used to analyze whethe...

2018
Jo Røislien Signe Søvik Torsten Eken

BACKGROUND Trauma is a leading global cause of death, and predicting the burden of trauma admissions is vital for good planning of trauma care. Seasonality in trauma admissions has been found in several studies. Seasonal fluctuations in daylight hours, temperature and weather affect social and cultural practices but also individual neuroendocrine rhythms that may ultimately modify behaviour and...

Journal: :The Journal of reproduction and development 2008
Hiroe Kon Hisashi Kishi Koji Y Arai Motoo Shinoda Gen Watanabe Kazuyoshi Taya

The present study was conducted to evaluate the endocrinological effects of the pituitary on luteal maintenance and regression in the cyclic golden hamster (Mesocritus auratus). After hypophysectomy (Hypox) at 0900 h on day 1 of the estrous cycle (the day of ovulation), the animals received injection of prolactin (PRL) or PRL plus equine chorionic gonadotropin (eCG). They were decapitated at 15...

Journal: :journal of advances in computer research 2013
mahdi imanparast hamid darabi

fuzzy groups and fuzzy theory have a lot of applications in several sciencessuch as mathematics, computer science, computer and electrical engineering.hence, counting the number of fuzzy subgroups of finite groups to classify them isan important issue in fuzzy theory. the main goal of this paper is to give an explicitformula for the number of fuzzy subgroups of a finite cyclic groupg z p1 z p 2...

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 1998
s. mehdi golabi massoud fazli yousef rastegar mirzaei

the electrochemical behavior of nifedipine (i), nitrendipine(ii) and their photodegradation products has been studied by employing electrochemical techniques in chloroform and in 1:4 mixture of chloroform-isopropanol using piperidinium perchlorate (ppc) as supporting electrolyte. it has been shown that i and ii undergo in a 4e, 4h+ irreversible reduction reaction, while the reduction product, p...

Journal: :The Journal of clinical investigation 2001
K Yano L F Brown M Detmar

The murine hair follicle undergoes pronounced cyclic expansion and regression, leading to rapidly changing demands for its vascular support. Our study aimed to quantify the cyclic changes of perifollicular vascularization and to characterize the biological role of VEGF for hair growth, angiogenesis, and follicle cycling. We found a significant increase in perifollicular vascularization during t...

Journal: :sahand communications in mathematical analysis 2014
arash ghaani farashahi mozhgan mohammad-pour

the article introduces cyclic dilation groups and finite affine groups for prime integers, and  as an application of this theory it presents a unified group theoretical approach for the  cyclic wavelet transform (cwt) of prime dimensional periodic signals.

Journal: :journal of mechanical research and application 2012
e. kalateh mollaei h. jahed

with the expanding demand on application of magnesium alloys in automotive and aerospace industries, robust methods in fatigue characterization of commercially available magnesium alloys with high specific strength is anticipated. in this paper, rotating bending load controlled tests has been studied on specimens machined from an extrusion piece of az31b. due to asymmetric and anisotropic behav...

A Pirmoazen, AR Banifatemeh, E Hashemi, E Jalalian, M Shariati, S Alizadeh, SH Naser Mostufi,

Background and Aim: Maintaining the primary torque of the abutment screw is a common problem related to implant-supported restorations; a failure in this respect often leads to screw loosening. The abutment screw plays a critical role in the long-term stability of restorations. This study aimed to assess the effect of two abutment connection types with and without cyclic loading on removal torq...

Journal: :gastroenterology and hepatology from bed to bench 0
mahmood haghighat syed mohsen dehghani iraj shahramian alireza teimouri noormohammad noori

abstract: background : cyclic vomiting syndrome(cvs) is a disorder with dysmotility component and erythromycin is  a an antibiotic with prokinetic effect. this study aimed to evaluate the erythromycin efficacy in childhood cyclic vomiting syndrome methods : in this prospective study, 301 patients with final diagnosis of cvs enrolled in two separated groups. the first group received erythromycin...

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