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Faria A M AM Eco-Ethology Research Unit, ISPA - Instituto Universitário, R. Jardim do Tabaco 34, 1149-041, Lisboa, - - 2014
Swimming abilities of wild-caught sand-smelt Atherina presbyter larvae were assessed as critical swimming speed (Ucrit ) throughout ontogeny. The mean Ucrit increased with size, ranging from 3·6 to 18·7 cm s(-1) , over the size range of 6·6-21·0 mm LT . This indicates that at hatching A. presbyter larvae, far from being passive ...
Hiscox Alexandra - - 2014
Monitoring of malaria vector populations provides information about disease transmission risk, as well as measures of the effectiveness of vector control. The Suna trap is introduced and evaluated with regard to its potential as a new, standardized, odour-baited tool for mosquito monitoring and control. Dual-choice experiments with female Anopheles gambiae ...
Müller Günter C GC Department of Microbiology and Molecular Genetics, IMRIC, Kuvin Center for the Study of Infectious and Tropical Diseases, Faculty of Medicine, Hebrew University, Jerusalem 91120 Israel. Electronic address: - - 2014
In this study, 27 CDC traps were modified with various attractive features and compared with a CDC trap with no light source or baits to evaluate the effects on attraction to Phlebotomus papatasi (Scopoli) north of the Dead Sea near Jericho. Attractive features included CO2, lights, colored trap bodies, heat, ...
Li Qiang Q Translational Medical Center for Development and Disease, Shanghai Key Laboratory of Birth Defect, Institute of Pediatrics, Children's Hospital of Fudan University, 399 Wanyuan Road, Shanghai, 201102, China, - - 2014
Yohimbine demonstrated both anxiogenic and anxiolytic properties under different conditions in rodents. Few studies were conducted on zebrafish, a newly emerged vertebrate model organism. Zebrafish larvae are particularly suitable for high-throughput screening of drug effects. The aim of this study was to elucidate the effect of yohimbine on the anxiety-related ...
McDonald J I JI a Western Australian Department of Fisheries , WA Fisheries and Marine Research Laboratories , Perth , - - 2014
Underwater noise is increasing globally, largely due to increased vessel numbers and international ocean trade. Vessels are also a major vector for translocation of non-indigenous marine species which can have serious implications for biosecurity. The possibility that underwater noise from fishing vessels may promote settlement of biofouling on hulls was ...
Frolov Roman R University of Oulu - - 2014
Although dependence of invertebrate photoreceptor biophysical properties on visual ecology has already been investigated in some cases, developmental aspects have largely been ignored due to the general research emphasis on holometabolous insects. Here, using the patch-clamp method, we examined changes in biophysical properties and performance of photoreceptors in the common ...
Randel Nadine N Max Planck Institute for Developmental Biology , Tübingen , - - 2014
Animals use spatial differences in environmental light levels for visual navigation; however, how light inputs are translated into coordinated motor outputs remains poorly understood. Here we reconstruct the neuronal connectome of a four-eye visual circuit in the larva of the annelid Platynereis using serial-section transmission electron microscopy. In this 71-neuron ...
Peters Ian Marius - - 2014
Fundamental limits for path lengths of light in isotropic absorbers are calculated. The method of calculation is based on accounting for occupied states in optical phase space. Light trapping techniques, such as scattering or diffraction, are represented by the way how the available states are occupied. One finding of the ...
Ose Gregory A GA Department of Entomology, University of Nebraska-Lincoln, Lincoln, Nebraska; Center for Animal Care Sciences, Smithsonian National Zoological Park, Washington, District of - - 2014
Although this study was originally designed to compare the efficacy of two different stable fly traps within 10 sites at a 12-ha zoological park, seasonal and spatial population distribution data were simultaneously collected. The two traps included an Alsynite fiberglass cylindrical trap (AFT) and a blue-black cloth target modified into ...
El Jundi Basil B Lund University, - - 2014
To escape competition at the dung pile, a ball-rolling dung beetle forms a piece of dung into a ball and rolls it away. To ensure an their efficient escape from the dung pile, the beetles rely on a celestial compass to move along a straight paths. Here, we analyzed the ...
Burrows Malcolm M University of Cambridge, United - - 2014
Rapid locomotion in the aquatic larvae and pupae of the phantom midge Chaoborus was analysed. A 10 mm long larva moved sporadically by rapidly curling into a tight circle and then unfurling. The most common movement (70% of all movements) was a body rotation of 332 ± 22 degrees that ...
Liu Jiangqu J State Key Laboratory of Brain and Cognitive Science, Institute of Biophysics, Chinese Academy of Sciences, Beijing, 100101, P. R. China; University of the Chinese Academy of Sciences, Beijing, 100039, P. R. - - 2014
Drosophila larvae innately show light-avoidance behavior. Compared with robust blue-light avoidance, larvae exhibit relatively weaker green-light responses. In our previous screening for genes involved in larval light-avoidance, compared with control w(1118) larvae, larvae with γ-glutamyl transpeptidase 1 (Ggt-1) knockdown or Ggt-1 mutation were found to exhibit higher percentage of green-light ...
Carrieri Marco M Medical and Veterinary Entomology, Agriculture and Environment Center "G. Nicoli," Via Argini Nord 3351, 40014 Crevalcore (BO), - - 2014
The impact of weather variables on Culex pipiens L. (Diptera: Culicidae) population dynamics in the Po Valley, Northern Italy, a densely populated region containing the largest industrial and agricultural areas in Italy, was investigated. Monitoring of mosquitoes was carried out by using CO2-baited traps without light, collecting data weekly from ...
Boda Pál P Department of Tisza River Research, MTA Centre for Ecological Research, Bem tér 18/c, Debrecen, 4026, Hungary, - - 2014
Based on an earlier observation in the field, we hypothesized that light intensity and horizontally polarized reflected light may strongly influence the flight behaviour of night-active aquatic insects. We assumed that phototaxis and polarotaxis together have a more harmful effect on the dispersal flight of these insects than they would ...
Restrepo-Pérez Laura L Institute for Integrative Nanosciences, Leibniz Institute for Solid State and Materials Research Dresden, Helmholtzstraße 20, 01069 Dresden, - - 2014
We demonstrate that catalytic micromotors can be trapped in microfluidic chips containing chevron and heart-shaped structures. Despite the challenge presented by the reduced size of the traps, microfluidic chips with different trapping geometries can be fabricated via replica moulding. We prove that these microfluidic chips can capture micromotors without the ...
Nagy Stanislav S Department of Physics, James Franck Institute, University of Chicago, Chicago IL - - 2014
The nematode Caenorhabditis (C.) elegans, a long time work horse for behavioral genetic studies of locomotion, has recently been studied for quiescent behavior. Methods previously established for the study of C. elegans locomotion are not well-suited for the study of quiescent behavior. We describe in detail two computer vision approaches ...
Schuster Christian S - - 2014
We propose a new figure of merit to assess the performance of light trapping nanostructures for solar cells, which we call the light trapping efficiency (LTE). The LTE has a target value of unity to represent the performance of an ideal Lambertian scatterer, although this is not an absolute limit ...
Page P C PC Department of Companion Animal Clinical Studies, Faculty of Veterinary Science, University of Pretoria, Private Bag X04, Onderstepoort 0110, South Africa. Electronic address: - - 2014
The efficacy of untreated and alphacypermethrin-treated high density polyethylene (HDPE) mesh against Culicoides biting midges (Diptera: Ceratopogonidae) was determined using Onderstepoort downdraught black light traps and a contact bioassay. Three traps were operated overnight in four replicates of a 3×3 randomised Latin square design near horses under South African field ...
Srijayat T C - - 2014
The trilobite larvae of C. rotundicauda were tested to determine their colour preference and light sensitivity until their first moulting (25 days post hatching) under laboratory conditions. Maximum congregation size of the trilobite larvae was found in the white zone respectively where (n = 12) followed by yellow (n = ...
Kim Heung-Chul - - 2014
The 1st confirmed record of Culiseta nipponica for the Republic of Korea was made at Osan Air Base and Tongilchon, Gyeonggi Province, and at the Incheon International Airport, Incheon metropolitan area, using carbon dioxide-baited light and Mosquito Magnet traps. Larval surveys near adult collection sites during June and August 2013 ...
McMeniman Conor J CJ Laboratory of Neurogenetics and Behavior, The Rockefeller University, New York, NY 10065, - - 2014
Multiple sensory cues emanating from humans are thought to guide blood-feeding female mosquitoes to a host. To determine the relative contribution of carbon dioxide (CO2) detection to mosquito host-seeking behavior, we mutated the AaegGr3 gene, a subunit of the heteromeric CO2 receptor in Aedes aegypti mosquitoes. Gr3 mutants lack electrophysiological ...
Bell Aaron J AJ TRoutreach Saskatchewan, Saskatchewan Wildlife Federation, 9 Lancaster Rd., Moose Jaw, Saskatchewan, Canada, S7J - - 2014
Captures of insects in pitfall traps are affected by features of trap design that may confound the interpretation of data. One such feature is a lid suspended over the opening of the trap to exclude debris and rainwater. In this study, we tested whether use of these lids affected captures ...
Bland Kevin K Department of Biological Sciences, University of Cincinnati, Cincinnati, OH 45221-0006, - - 2014
One of the biggest challenges that predators, such as the larvae of the diving beetle Thermonectus marmoratus (Coleoptera: Dytiscidae), are faced with is to accurately assess the distance of their prey. Most animals derive distance information from disparities of images that are viewed from different angles, from information that is ...
Perez-Mendoza Joel - - 2014
Traps baited with pheromones are used to monitor the red flour beetle, Tribolium castaneum (Herbst) (Coleoptera-Tenebrionidae), populations in flour mills to aid in making pest management decisions, but the factors that influence T. castaneum movement are not fully understood. We investigated the impact of photoperiod, light intensity, temperature, and relative ...
Gleason Jennifer E JE Department of Integrative Biology, University of Guelph, Guelph, ON, Canada, N1G - - 2014
In larval damselflies, the self-amputation (autotomy) of the caudal lamellae permits escape from predatory larval dragonflies. Lamellar joint size declines among populations with increasing risk of dragonfly predation, but the breaking force required for autotomy and the biomechanical factors that influence breaking force are unknown. If autotomy enhances survival in ...
Clemente Z Z Laboratório de Ecotoxicologia e Biossegurança, Embrapa CNPMA, Jaguariúna, SP, Brazil; Programa de Pós-graduação em Biologia Funcional e Molecular, UNICAMP, Campinas, SP, Brazil. Electronic address: - - 2014
The popularity of TiO2 nanoparticles (nano-TiO2) lies in their wide range of nanotechnological applications, together with low toxicity. Meanwhile, recent studies have shown that the photocatalytic properties of this material can result in alterations in their behavior in the environment, causing effects that have not yet been fully elucidated. The ...
Mueller Kaspar P KP University of Zurich, Institute of Molecular Life Sciences, Neuroscience Center Zurich and Center for Integrative Human Physiology, Zurich, - - 2014
Many animals change their body pigmentation according to illumination of their environment. In aquatic vertebrates, this reaction is mediated through aggregation or dispersion of melanin-filled vesicles (melanosomes) in dermal pigment cells (melanophores). The adaptive value of this behavior is usually seen in camouflage by allowing the animal to visually blend ...
Luo Lin-Bao LB 1] School of Electronic Science and Applied Physics, Hefei University of Technology, Hefei, Anhui 230009, P. R. China [2] Anhui Provincial Key Laboratory of Advanced Functional Materials and Devices, Hefei University of Technology, Hefei, Anhui 230009, P. R. - - 2014
Heterojunctions near infrared (NIR) photodetectors have attracted increasing research interests for their wide-ranging applications in many areas such as military surveillance, target detection, and light vision. A high-performance NIR light photodetector was fabricated by coating the methyl-group terminated Si nanowire array with plasmonic gold nanoparticles (AuNPs) decorated graphene film. Theoretical ...
Berenshtein Igal I Department of Life Sciences, Ben-Gurion University of the Negev, Eilat Campus, Beer-Sheva, Israel ; The Interuniversity Institute for Marine Sciences of Eilat, Eilat, - - 2014
Recent studies of the larvae of coral-reef fishes reveal that these tiny vertebrates possess remarkable swimming capabilities, as well as the ability to orient to olfactory, auditory, and visual cues. While navigation according to reef-generated chemicals and sounds can significantly affect dispersal, the effect is limited to the vicinity of ...
Silberbush Alon A Center for Biological Control (CBC), Department of Life Sciences, Ben-Gurion University of the Negev, Beer Sheva, - - 2014
Individuals of different sex, size or developmental stage can compete differently and hence contribute distinctively to population dynamics. In species with complex life cycles such as insects, competitive ability is often positively correlated with larval developmental stage. Yet, little is known on how the development and survival of early-instars is ...
Gomez-Marin Alex A EMBL/CRG Research Unit in Systems Biology, Centre de Regulació Genòmica, Universitat Pombeu Fabra Barcelona, Spain ; Champalimaud Neuroscience Programme, Champalimaud Center for the Unknown Lisbon, - - 2014
Chemotaxis is a powerful paradigm to study how orientation behavior is driven by sensory stimulation. Drosophila larvae navigate odor gradients by controlling the duration of their runs and the direction of their turns. Straight runs and wide-amplitude turns represent two extremes of a behavioral continuum. Here we establish that, on ...
Ekanayake Panchali K PK Department of Entomology, University of California at Riverside, 3401 Watkins Drive, Riverside, CA 92512-0001, - - 2014
ABSTRACT A circular perimeter barrier of CO,-baited Centers for Disease Control and Prevention (CDC) suction traps (without the light) was placed at a hilltop location in southern California known for high "canyon fly" activity, to determine whether a transiently operated barrier trapping system using attractive traps would reduce the number ...
Leisnham Paul T PT Department of Environmental Science and Technology, University of Maryland, College Park, Maryland, United States of - - 2014
Understanding mechanisms fostering coexistence between invasive and resident species is important in predicting ecological, economic, or health impacts of invasive species. The non-native mosquitoes Aedes aegypti and Culex quinquefasciatus have been resident in the southeastern United States for over a century. They coexist at some urban sites with the more ...
Duval Michèle G MG Department of Biological Sciences, University of Alberta, Edmonton, Alberta, - - 2014
Functional vision restoration is within reach via stem cell therapy, but one of the largest obstacles is the derivation of colour-sensitive cone photoreceptors that are required for high-acuity daytime vision. To enhance progress made using nocturnal murine models, we instead utilize cone-rich zebrafish and herein investigate relationships between gdf6a and ...
Teh Cathleen C Institute of Molecular and Cell Biology, Agency for Science, Technology and Research, 61 Biopolis Drive, Proteos, Singapore, Singapore, - - 2014
Optogenetic methods are gaining broad recognition. The zebrafish is particularly useful for these applications as a model vertebrate due to a unique combination of translucent embryos/larvae and efficient transgenesis. Here, we describe a zebrafish model of light-induced cardiac deficiency. Upon illumination with intense green light, the membrane-tethered photosensitizer protein KillerRed ...
Abdul Wahab Muhammad Azmi MA AIMS@JCU, James Cook University, Townsville, Queensland, Australia; School of Marine and Tropical Biology, James Cook University, Townsville, Queensland, Australia; Australian Institute of Marine Science, Townsville, Queensland, - - 2014
Sponges (Phylum Porifera) are an evolutionary and ecologically significant group; however information on processes influencing sponge population distributions is surprisingly limited. Carteriospongia foliascens is a common Indo-Pacific sponge, which has been reported from the intertidal to the mesophotic. Interestingly, the distribution of C. foliascens at inshore reefs of the Great ...
Chen Jun J Institute of Geology and Paleontology, Linyi University, Linyi, - - 2014
The reconstruction of ancient insect ectoparasitism is challenging, mostly because of the extreme scarcity of fossils with obvious ectoparasitic features such as sucking-piercing mouthparts and specialized attachment organs. Here we describe a bizarre fly larva (Diptera), Qiyia jurassica gen. et sp. nov., from the Jurassic of China, that represents a ...
Villamizar Natalia N 1 Department of Physiology, Faculty of Biology, University of Murcia , Murcia, Spain - - 2013
Abstract In the underwater environment, the properties of light (intensity and spectrum) change rapidly with depth and water quality. In this article, we have described how and to what extent lighting conditions can influence the development, growth, and survival of zebrafish. Fertilized eggs and the corresponding larvae were exposed to ...
Zhu Kunyan K Physics Department, The Pennsylvania State University, 104 Davey Laboratory, University Park, Pennsylvania 16802, - - 2013
We have measured the vector light shift due to a cavity built-up optical lattice by using a variation of the Hanle effect with trapped Cs atoms, where the time-evolving population of all magnetic sublevels is measured in situ. The measurement is linearly sensitive to the electric field of the nonlinearly polarized ...
Sá Ivy Luizi Rodrigues de - - 2013
In several countries, surveillance of insect vectors is accomplished with automatic traps. This study addressed the performance of Mosquito Magnet® Independence (MMI) in comparison with those of CDC with CO2 and lactic acid (CDC-A) and CDC light trap (CDC-LT). The collection sites were in a rural region located in a ...
Kirstein Oscar D - - 2013
Visceral leishmaniasis (VL) known as Kala-Azar is a serious systemic disease caused by Leishmania donovani parasites (Trypanosomatidae: Kinetoplastida). The disease is prevalent in the Indian Sub-continent, East Africa and Brazil. In Africa, the worst affected regions are in Sudan, with an estimated 15,000-20,000 cases annually and Ethiopia with 5,000-7,000 cases ...
Yang Zhenhai - - 2013
An ultrathin amorphous silicon solar cell with conformal zig-zag nanoconfiguration is studied from both light-trapping and light-conversion perspectives. The design improves the front antireflection property, optimizes the rear metallic reflector, and elongates the optical path inside the photoactive layer. Compared to conventional nanoconfigurations, this system shows significant absorption enhancement in ...
Signorini M M Department of Animal Medicine, Production and Health, University of Padova, Legnaro (PD), Italy. - - 2013
Three standard methods for collecting sand flies (sticky trap, CDC light trap, and CO2 trap) were compared in a field study conducted from June to October, 2012, at a site located in the center of a newly established autochthonous focus of canine leishmaniasis in northeastern Italy. Six traps (two sticky ...
Yoshikawa Naoki - - 2013
Barfin flounder larvae exhibit unique black coloration, as well as left-right asymmetry in juvenile stage as in other flatfish. In this study, we first assessed the changes in melanophores with development and then investigated their responsiveness to melanin-concentrating hormone (MCH) during metamorphosis. Larval-type melanophores appeared on both sides of the ...
Yamanaka Naoki N Department of Genetics, Cell Biology and Development, University of Minnesota, Minneapolis, MN 55455, - - 2013
Animal development is coupled with innate behaviors that maximize chances of survival. Here, we show that the prothoracicotropic hormone (PTTH), a neuropeptide that controls the developmental transition from juvenile stage to sexual maturation, also regulates light avoidance in Drosophila melanogaster larvae. PTTH, through its receptor Torso, acts on two light ...
O'Neale Ashley - - 2013
Learning about a moving visual stimulus was examined in zebrafish larvae using an automated imaging system and a t1-t2 design. In three experiments, zebrafish larvae were exposed to one of two inputs at t1 (either a gray bouncing disk or an identical but stationary disk) followed by a common test ...
Onyango Shirley A SA Department of Zoological Sciences, Kenyatta University, P.O. Box 43844, Nairobi 00100, - - 2013
Long-term success of ongoing malaria control efforts based on mosquito bed nets (long-lasting insecticidal net) and indoor residual spraying is dependent on continuous monitoring of mosquito vectors, and thus on effective mosquito sampling tools. The objective of our study was to identify the most efficient mosquito sampling tool(s) for routine ...
Gama Renata Antonaci - - 2013
Although the human-landing catch (HLC) method is the most effective for collecting anthropophilic anophelines, it has been increasingly abandoned, primarily for ethical considerations. The objective of the present study was to develop a new trap for the collection of Anopheles darlingi . The initial trials were conducted using the BG-Sentinel ...
Tormos José - - 2013
Aganaspis daci and Aganaspis pelleranoi (Hymenoptera: Figitidae) are important parasitoids of fruit flies. Here we studied, with light and scanning electron microscopy, aspects of their morphology that could help with plans to mass rear and thus contribute to improved pest control (preimaginal phases) and to shed light on parasitoid-pest relationships ...
Driben R - - 2013
We demonstrate that the fission of higher-order N-solitons with a subsequent ejection of fundamental quasi-solitons creates cavities formed by a pair of solitary waves with dispersive light trapped between them. As a result of multiple reflections of the trapped light from the bounding solitons which act as mirrors, they bend ...
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