نتایج جستجو برای: during 2012

تعداد نتایج: 1799809  

Journal: :Zootaxa 2013
Felipe Francisco Barbosa André Silva Fernandes Leandro Gonçalves Oliveira

Three new species of Macrelmis Motschulsky, 1859 (Macrelmis bispo sp. nov., Macrelmis froehlichi sp. nov., and Macrelmis nessimiani sp. nov.) are herein described and illustrated. The species were collected from several streams in Goiás State, Brazil, a formerly unknown region concerning Elmidae fauna. We also provide an updated key for the Macrelmis species of Brazil.

Introduction: Nowadays, despite socio-economic development of communities and controlling majority of communicable diseases, tuberculosis is still one of the main causes of mortality and disability in developing countries. With respect to importance and high incidence of tuberculosis in marginal provinces, the present study aimed to assess the epidemiology of Tuberculosis in Khuzestan provinc...

2011
Jing-xian Liu Hua-yan Chen Zai-fu Xu

The Chinese species of the genus Ismarus Haliday, 1835, are revised for the first time. Three new species from the Oriental region of China and belonging to Ismarus halidayi-group are described and illustrated: Ismarus longussp. n., Ismarus nigritrochantersp. n. and Ismarus parvicellussp. n. Two species are newly reported for the Chinese fauna: Ismarus dorsiger (Haliday, 1831) and Ismarus halid...

Journal: :Fly 2007
Nicholas S Tolwinski

Drosophila, Wnt, FGF, Jak/Stat, Rho, Rac, RhoGEF, Pebble, Naked Cuticle The site for the latest installment of the Fly Meeting (March 7–11) was downtown Philadelphia. The conference offered an illustration of all that is great about the Drosophila field bringing together evolutionary biologists, immunologists and everyone in between. Here I will provide a small sample of several advances from t...

Journal: :Physical review letters 2001
O Pierre-Louis M I Haftel

We show that the oscillatory driving of crystal surfaces can induce pattern formation or smoothening. Depending on driving conditions, step bunching and meandering, mound formation, or surface smoothening may be seen in the presence of a kinetic asymmetry at the steps or kinks. We employ a step model to calculate the induced mass flux along misoriented surfaces, which accounts for surface dynam...

2002
Anne Grinyer

Anne Grinyer is a lecturer in the Institute for Health Research and in the School of Independent Studies at Lancaster University. She is a sociologist of health and illness and has a special interest in the construction of scientific and medical knowledge, the management of health risks and in qualitative research methods. She has recently written a book on young adults with cancer based on nar...

Journal: :Optics letters 2008
N Marsal D Wolfersberger M Sciamanna G Montemezzani D N Neshev

We study the control of modulational instability and pattern formation in a nonlinear dissipative feedback system with a periodic modulation of the material refractive index. We use a one-dimensional photonic lattice in a single-mirror feedback configuration and identify three mechanisms for pattern control: bandgap suppression of instability modes, periodicity induced pattern modes, and orient...

Journal: :Physical review. E, Statistical, nonlinear, and soft matter physics 2008
E Brigatti V Schwämmle Minos A Neto

We present some numerical results obtained from a simple individual-based model that describes clustering of organisms caused by competition. Our aim is to show that, even when a deterministic description developed for continuum models predicts no pattern formation, an individual-based model displays well-defined patterns, as a consequence of fluctuation effects caused by the discrete nature of...

Introduction: Regarding the lack of data on the  frequency of oral cancer in Babol, the aim of this study was to evaluate the frequency of oral cancer in Babol during 2012-2016. Material & Methods: This retrospective cross-sectional study was performed using pathology sheet records of oral cancer patients during 2012-2016. Survival status of patients was collected through telephone contact. R...

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