نتایج جستجو برای: cyclical parthenogenesis algorithm

تعداد نتایج: 760872  

Journal: :Pest Management Science 2021

BACKGROUND The tomato leafminer, Tuta absoluta is a damaging pest of crops worldwide. In the UK T. controlled using an integrated management (IPM) strategy that includes pheromone-based mating disruption. However, some growers have reported loss efficacy this technology, and there are concerns may evolve resistance via changes in its capacity to reproduce asexually. study we investigated reprod...

2016
Adriana Bos-Mikich Fabiana F. Bressan Rafael R. Ruggeri Yeda Watanabe Flávio V. Meirelles

Parthenogenetic activation of human oocytes obtained from infertility treatments has gained new interest in recent years as an alternative approach to create embryos with no reproductive purpose for research in areas such as assisted reproduction technologies itself, somatic cell, and nuclear transfer experiments and for derivation of clinical grade pluripotent embryonic stem cells for regenera...

Journal: :Annual review of entomology 2013
Christian Rabeling Daniel J C Kronauer

Female parthenogenesis, or thelytoky, is particularly common in solitary Hymenoptera. Only more recently has it become clear that many eusocial species also regularly reproduce thelytokously, and here we provide a comprehensive overview. Especially in ants, thelytoky underlies a variety of idiosyncratic life histories with unique evolutionary and ecological consequences. In all eusocial species...

Journal: :CoRR 2017
Ken Chang Niranjan Balachandar Carson K. Lam Darvin Yi James M. Brown Andrew Beers Bruce R. Rosen Daniel L. Rubin Jayashree Kalpathy-Cramer

Deep learning has become a promising approach for automated medical diagnoses. When medical data samples are limited, collaboration among multiple institutions is necessary to achieve high algorithm performance. However, sharing patient data often has limitations due to technical, legal, or ethical concerns. In such cases, sharing a deep learning model is a more attractive alternative. The best...

Journal: :Cancer epidemiology, biomarkers & prevention : a publication of the American Association for Cancer Research, cosponsored by the American Society of Preventive Oncology 2006
Geneviève Plu-Bureau Monique G Lê Regine Sitruk-Ware Jean-Christophe Thalabard

Cyclical mastalgia is a common complaint, with a potentially important relationship to breast cancer risk. In the last decade, case-control studies have reported that cyclical mastalgia could be considered as an independent risk factor for breast cancer. The subjectivity of a retrospectively collected symptom questioned the validity of this finding. We have examined the association between cycl...

Journal: :Memorias do Instituto Oswaldo Cruz 2002
Carolina M V de Freitas Romário C Leite Cristina M L Lopes Daniel S Rodrigues Gustavo Fontes Paz Paulo R de Oliveira

Some reproductive parameters of adult stages of Amblyomma cajennense ticks were studied. The capacity of virgin females to reproduce by parthenogenesis was evaluated, during an experimental infestation, in absence of males, on a horse (Equus cabalus). Ticks were spread either completely free or in limited sites on the body of the animal. The engorged virgin females showed longer feeding periods...

2017
W. J. Brock

I am induced to make some remarks upon this subject of obstinate vomiting in pregnancy, from the fact that within the last five years three cases of albuminuria during gestation have come under my observation, in all of which untoward results occurred, and in two of these obstinate vomiting was the prominent symptom. In one of the cases?the only one of which I mean to give complete details, the...

2016
Angelo M. Sabatini Andrea Mannini

A novel approach for estimating the instantaneous velocity of the pelvis during walking was developed based on Inertial Measurement Units (IMUs). The instantaneous velocity was modeled by the sum of a cyclical component, decomposed in the Medio-Lateral (ML), VerTical (VT) and Antero-Posterior (AP) directions, and the Average Progression Velocity (APV) over each gait cycle. The proposed method r...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه بوعلی سینا - دانشکده علوم پایه 1391

abstract: in this thesis, we focus to class of convex optimization problem whose objective function is given as a linear function and a convex function of a linear transformation of the decision variables and whose feasible region is a polytope. we show that there exists an optimal solution to this class of problems on a face of the constraint polytope of feasible region. based on this, we dev...

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