What doesn't kill them makes them stronger: an association between elongation factor 1-α overdominance in the sea star Pisaster ochraceus and "sea star wasting disease".

abstract：Background:Laminitis is a common equine disease characterized by foot pain, and is commonly diagnosed using a five-grade Obel system developed in 1948 using sepsis-related cases. However, endocrinopathic laminitis is now the most common form of the disease and clinical signs may be mild, or spread across two Obel grade...

journal_title：PeerJ

authors： Meier A,de Laat M,Pollitt C,Walsh D,McGree J,Reiche DB,von Salis-Soglio M,Wells-Smith L,Mengeler U,Mesa Salas D,Droegemueller S,Sillence MN

更新日期：2019-06-07 00:00:00

abstract：:Management of low-mobility or benthic fisheries is a difficult task because variation in the spatial distribution and population dynamics of the resources make the monitoring and assessment of these fisheries challenging. We assumed that environmental, spatial, and temporal factors can contribute to the variability of...

journal_title：PeerJ

authors： Murillo-Posada JC,Salas S,Velázquez-Abunader I

更新日期：2019-07-08 00:00:00

abstract：Background:Epidemiological surveillance of HIV infection in Japan involves two technical problems for directly applying a classical backcalculation method, i.e., (i) all AIDS cases are not counted over time and (ii) people diagnosed with HIV have received antiretroviral therapy, extending the incubation period. The pre...

journal_title：PeerJ

authors： Nishiura H

更新日期：2019-01-15 00:00:00

abstract：:Grouping large genomic fragments assembled from shotgun metagenomic sequences to deconvolute complex microbial communities, or metagenome binning, enables the study of individual organisms and their interactions. Because of the complex nature of these communities, existing metagenome binning methods often miss a large...

journal_title：PeerJ

authors： Kang DD,Froula J,Egan R,Wang Z

更新日期：2015-08-27 00:00:00

abstract：:Background. Exercise at moderate intensity may confer neuroprotective benefits in multiple sclerosis (MS), however it has been reported that people with MS (PwMS) exercise less than national guideline recommendations. We aimed to determine predictors of moderate to vigorous exercise among a sample of older Canadians w...

journal_title：PeerJ

authors： Ploughman M,Harris C,Wallack EM,Drodge O,Beaulieu S,Mayo N,Health Lifestyle and Aging with MS Canadian Consortium.

更新日期：2015-08-06 00:00:00

abstract：Purpose:A literature review is presented that aims to summarize and compare current methods to evaluate sleep. Methods:Current sleep assessment methods have been classified according to different criteria; e.g., objective (polysomnography, actigraphy…) vs. subjective (sleep questionnaires, diaries…), contact vs. conta...

journal_title：PeerJ

authors： Ibáñez V,Silva J,Cauli O

更新日期：2018-05-25 00:00:00

abstract：:The maximum likelihood estimation (MLE) method, typically used for polytomous logistic regression, is prone to bias due to both misclassification in outcome and contamination in the design matrix. Hence, robust estimators are needed. In this study, we propose such a method for nominal response data with continuous cov...

journal_title：PeerJ

authors： Wang X

更新日期：2014-07-01 00:00:00

abstract：:Diffuse sources of pollution like agricultural or urban runoff are important factors in determining the quality of surface waters, although they are more difficult to monitor than point sources. The objective of our study was to verify assumptions that the inflow from agricultural nutrient sources is higher than from ...

journal_title：PeerJ

authors： Matej-Lukowicz K,Wojciechowska E,Nawrot N,Dzierzbicka-Głowacka LA

更新日期：2020-02-06 00:00:00

abstract：BACKGROUND:Several recent studies have shown that total scores on depressive symptom measures in a general population approximate an exponential pattern except for the lower end of the distribution. Furthermore, we confirmed that the exponential pattern is present for the individual item responses on the Center for Epi...

journal_title：PeerJ

authors： Tomitaka S,Kawasaki Y,Ide K,Akutagawa M,Yamada H,Yutaka O,Furukawa TA

更新日期：2017-02-09 00:00:00

abstract：:Motile cryptofauna inhabiting coral reefs are complex assemblages that utilize the space available among dead coral stands and the surrounding coral rubble substrate. They comprise a group of organisms largely overlooked in biodiversity estimates because they are hard to collect and identify, and their collection caus...

journal_title：PeerJ

authors： Monroy-Velázquez LV,Rodríguez-Martínez RE,Blanchon P,Alvarez F

更新日期：2020-11-23 00:00:00

abstract：:We investigate the survivorship, growth and diet preferences of hatchery-raised juvenile urchins, Tripneustes gratilla, to evaluate the efficacy of their use as biocontrol agents in the efforts to reduce alien invasive algae. In flow-through tanks, we measured urchin growth rates, feeding rates and feeding preferences...

journal_title：PeerJ

authors： Westbrook CE,Ringang RR,Cantero SM,HDAR & TNC Urchin Team.,Toonen RJ

更新日期：2015-09-15 00:00:00

abstract：Background:Using wearable inertial sensors to accurately estimate energy expenditure (EE) during an athletic training process is important. Due to the characteristics of inertial sensors, however, the positions in which they are worn can produce signals of different natures. To understand and solve this issue, this stu...

journal_title：PeerJ

authors： Ho CS,Chang CH,Lin KC,Huang CC,Hsu YJ

更新日期：2019-11-04 00:00:00

abstract：:The number of people suffering from eye fatigue induced by visual display terminal (VDT) viewing is expected to increase in the modern world. Eye dysfunction is suggested to induce a decrease in cognitive function, at least in the long term. Furthermore, considering other previous findings, it may be reasonable to thi...

journal_title：PeerJ

authors： Akagi R,Tonotsuka M,Horie R,Hirata K,Ando S

更新日期：2019-10-29 00:00:00

abstract：:Molt summary tables reveal the sequence and mode of flight-feather replacement and how these feathers are divided into independent replacement series. Tables for summarizing molt are relatively new, and the rules for generating them were first formally illustrated using data from a temperate passerine. However, this f...

journal_title：PeerJ

authors： Rohwer S,Rohwer VG

更新日期：2018-09-07 00:00:00

abstract：:Marine sponges host complex microbial consortia that vary in their abundance, diversity and stability amongst host species. While our understanding of sponge-microbe interactions has dramatically increased over the past decade, little is known about how sponges and their microbial symbionts interact with viruses, the ...

journal_title：PeerJ

authors： Pascelli C,Laffy PW,Kupresanin M,Ravasi T,Webster NS

更新日期：2018-10-17 00:00:00

abstract：Background:Sepsis represents a significant healthcare problem worldwide and causes a high number of deaths every year but remains to be fully understood. During and after sepsis, the host immune response is complex and involves an initial excessive host inflammatory response to infection that is closely related to tiss...

journal_title：PeerJ

authors： Wan R,Li L,Xing C,Peng R,Gao L

更新日期：2019-06-17 00:00:00

abstract：:Dung beetles of the subfamily Scarabaeinae are widely recognised as important providers of multiple ecosystem services and are currently experiencing revisions that have improved our understanding of higher-level relationships in the subfamily. However, the study of phylogenetic relationships at the level of genus or ...

journal_title：PeerJ

authors： Pardo-Diaz C,Lopera Toro A,Peña Tovar SA,Sarmiento-Garcés R,Sanchez Herrera M,Salazar C

更新日期：2019-08-05 00:00:00

abstract：Background:Human population growth has led to biodiversity declines in tropical cities. While habitat loss and fragmentation have been the main drivers of urban biodiversity loss, man-made interventions to reduce health risks have also emerged as an unintentional threat. For instance, insecticide fogging to control mos...

journal_title：PeerJ

authors： Lee NSM,Clements GR,Ting ASY,Wong ZH,Yek SH

更新日期：2020-10-01 00:00:00

abstract：BACKGROUND:The ferric uptake regulator (Fur) is a transcription factor and the main regulator of iron acquisition in prokaryotes. When bound to ferric iron, Fur recognizes its DNA binding site and generally executes its function by repressing transcription of its target genes. Due to its importance in virulence, the Fu...

journal_title：PeerJ

authors： Thode SK,Bækkedal C,Söderberg JJ,Hjerde E,Hansen H,Haugen P

更新日期：2017-07-13 00:00:00

abstract：Background:Little is known regarding the toxic and therapeutic doses of amygdalin. Treatment regimens and schedules can vary between humans and animal models, and there have been reports of cyanide toxicity due to amygdalin use. Objective:The aim of this study was to evaluate the effect of different doses of amygdalin...

journal_title：PeerJ

authors： Albogami S,Hassan A,Ahmed N,Alnefaie A,Alattas A,Alquthami L,Alharbi A

更新日期：2020-05-21 00:00:00

abstract：Background:Vegetation in the Mongolian Plateau is very sensitive to climate change, which has a significant impact on the regulation of terrestrial carbon cycle. Methods:We analyzed spatio-temporal changes of both growing season and the seasonal Normalized Difference Vegetation Index (NDVI) using simple linear trend a...

journal_title：PeerJ

authors： Meng M,Huang N,Wu M,Pei J,Wang J,Niu Z

更新日期：2019-09-30 00:00:00

abstract：:Previous studies of population genetic structure in Dissostichus eleginoides have shown that oceanographic and geographic discontinuities drive in this species population differentiation. Studies have focused on the genetics of D. eleginoides in the Southern Ocean; however, there is little knowledge of their genetic v...

journal_title：PeerJ

authors： Canales-Aguirre CB,Ferrada-Fuentes S,Galleguillos R,Oyarzun FX,Hernández CE

更新日期：2018-01-16 00:00:00

abstract：:Species identification-of importance for most biological disciplines-is not always straightforward as cryptic species hamper traditional identification. Fibre-optic near-infrared spectroscopy (NIRS) is a rapid and inexpensive method of use in various applications, including the identification of species. Despite its e...

journal_title：PeerJ

authors： Kinzner MC,Wagner HC,Peskoller A,Moder K,Dowell FE,Arthofer W,Schlick-Steiner BC,Steiner FM

更新日期：2015-09-15 00:00:00

abstract：Background:This systematic review aimed to investigate the psychometric properties of the school health's assessment tools in primary schools through COSMIN Risk of Bias checklist. We examined the studies that have addressed the measurement properties of school-health instruments to give a clear overview of the quality...

journal_title：PeerJ

authors： Kazemitabar M,Moghadamzadeh A,Habibi M,Hakimzadeh R,Garcia D

更新日期：2020-07-21 00:00:00

abstract：Purpose:Recent studies have determined that long non-coding RNAs (lncRNAs) are potential prognostic biomarkers for non-small cell lung cancers (NSCLCs). The purpose of this study was to analyze the function and associated pathways of zinc finger protein multitype 2 antisense RNA 1 (ZFPM2-AS1) in NSCLC cells. Methods:W...

journal_title：PeerJ

authors： Wang X,Tang J,Zhao J,Lou B,Li L

更新日期：2020-10-26 00:00:00

abstract：:Live trapping is a common tool used to assess demography of small mammals. However, live-trapping is often expensive and stressful to captured individuals. Thus, assessing the relative tradeoffs among study goals, project expenses, and animal well-being is necessary. Here, we evaluated how apparent bias and precision ...

journal_title：PeerJ

authors： Weldy MJ,Wilson TM,Lesmeister DB,Epps CW

更新日期：2019-10-03 00:00:00

abstract：:We examine heritability estimation of an ordinal trait for osteoarthritis, using a population of pig-tailed macaques from the Washington National Primate Research Center (WaNPRC). This estimation is non-trivial, as the data consist of ordinal measurements on 16 intervertebral spaces throughout each macaque's spinal co...

journal_title：PeerJ

authors： Chi PB,Duncan AE,Kramer PA,Minin VN

更新日期：2014-05-01 00:00:00

abstract：:Avoidance behavior involves learning responses that prevent upcoming aversive events; these responses typically extinguish when the aversive events stop materializing. Stimuli that signal safety from aversive events can paradoxically inhibit extinction of avoidance behavior. In animals, males and females process safet...

journal_title：PeerJ

authors： Radell ML,Beck KD,Pang KC,Myers CE

更新日期：2015-07-14 00:00:00

abstract：:The stings of bees, wasps, and ants are something that catches the attention of anyone that experiences them. While many recent studies have focused on the pain inflicted by the stings of various stinging wasps, bees, or ants (Hymenoptera: Aculeata), little is known about how the length of the sting itself varies betw...

journal_title：PeerJ

authors： Sadler EA,Pitts JP,Wilson JS

更新日期：2018-05-02 00:00:00

abstract：:In this study we analysed the impact of water regime and soil nutrients on the clonal diversity and genetic variation of the sedge Carex nigra in a central alpine fen. For our analysis, we established 16 study plots randomly distributed over the fen. We determined the exact elevation of each plot as an indicator for t...

journal_title：PeerJ

authors： Reisch C,Meier S,Schmid C,Bartelheimer M

更新日期：2020-06-03 00:00:00