Phylogenetic and morphologic evidence confirm the presence of a new montane cloud forest associated bird species in Mexico, the Mountain Elaenia (Elaenia frantzii; Aves: Passeriformes: Tyrannidae).

abstract：:In contrast to dominant mode of ecological transition in the evolution of marine mammals, different lineages of toothed whales (Odontoceti) have repeatedly invaded freshwater ecosystems during the Cenozoic era. The so-called 'river dolphins' are now recognized as independent lineages that converged on similar morpholo...

journal_title：PeerJ

authors： Pyenson ND,Vélez-Juarbe J,Gutstein CS,Little H,Vigil D,O'Dea A

更新日期：2015-09-01 00:00:00

abstract：:According to the intelligence-creativity threshold hypothesis, there should be a positive association between intelligence and creative potential up to a certain point, the threshold, after which a further increase in intelligence should have no association with creativity. In the present simulation study, the measure...

journal_title：PeerJ

authors： Sorjonen K,Ingre M,Melin B

更新日期：2019-10-21 00:00:00

abstract：Background:The influenza virus can cause seasonal infections with mild to severe symptoms, circulating worldwide, and it can affect people in any age group. Therefore, this infection is a serious public health problem that causes severe illness and death in high-risk populations. Every year, 0.5% of the world's populat...

journal_title：PeerJ

authors： Silva T,S Salomon P,Hamerski L,Walter J,B Menezes R,Siqueira JE,Santos A,Santos JAM,Ferme N,Guimarães T,O Fistarol G,I Hargreaves P,Thompson C,Thompson F,Souza TM,Siqueira M,Miranda M

更新日期：2018-10-26 00:00:00

abstract：:Cedecea neteri is a very rare human pathogen. We have isolated a strain of C. neteri SSMD04 from pickled mackerel sashimi identified using molecular and phenotypics approaches. Using the biosensor Chromobacterium violaceum CV026, we have demonstrated the presence of short chain N-acyl-homoserine lactone (AHL) type quo...

journal_title：PeerJ

authors： Tan KH,Tan JY,Yin WF,Chan KG

更新日期：2015-09-01 00:00:00

abstract：:Almost all extant testudinids are highly associated with terrestrial habitats and the few tortoises with high affinity to aquatic environments are found within the genus Manouria. Manouria belongs to a clade which forms a sister taxon to all remaining tortoises and is suitable as a model for studying evolutionary tran...

journal_title：PeerJ

authors： Natchev N,Tzankov N,Werneburg I,Heiss E

更新日期：2015-08-11 00:00:00

abstract：:Parallelism is important because it reveals how inherently stochastic adaptation is. Even as we come to better understand evolutionary forces, stochasticity limits how well we can predict evolutionary outcomes. Here we sought to quantify parallelism and some of its underlying causes by adapting a bacteriophage (ID11) ...

journal_title：PeerJ

authors： Miller CR,Nagel AC,Scott L,Settles M,Joyce P,Wichman HA

更新日期：2016-07-19 00:00:00

abstract：:The use of baited remote underwater video (BRUV) for examining and monitoring marine biodiversity in temperate marine environments is rapidly growing, however many aspects of their effectiveness relies on assumptions based on studies from the Southern Hemisphere. The addition of bait to underwater camera systems acts ...

journal_title：PeerJ

authors： Jones RE,Griffin RA,Januchowski-Hartley SR,Unsworth RKF

更新日期：2020-08-27 00:00:00

abstract：:Bcl-2 (B-cell lymphoma 2) protein is localized in the outer membrane of mitochondria, where it plays an important role in promoting cellular survival and inhibiting the actions of pro-apoptotic proteins. PRDM10 is a member of the PR/SET family of epigenetic regulators and may play a role in development and cell differ...

journal_title：PeerJ

authors： Chen N,Hu T,Gui Y,Gao J,Li Z,Huang S

更新日期：2019-05-15 00:00:00

abstract：:A fundamental question in ecology is how the success of a taxon changes through time and what drives this change. This question is commonly approached using trajectories averaged over a group of taxa. Using results from probability theory, we show analytically and using examples that averaged trajectories will be more...

journal_title：PeerJ

authors： Hohmann N,Jarochowska E

更新日期：2019-11-06 00:00:00

abstract：Aims:Periodontitis and psoriatic disease, including psoriasis (PS) and psoriatic arthritis (PsA), share the common risk factors and co-morbidities. However, the risk of periodontitis in patients with psoriatic disease still needs further investigation. This study was a nationwide population-based retrospective cohort s...

journal_title：PeerJ

authors： Su NY,Huang JY,Hu CJ,Yu HC,Chang YC

更新日期：2017-11-16 00:00:00

abstract：:Osteosarcoma is a common malignancy seen mainly in children and adolescents. The disease is characterized by poor overall prognosis and lower survival due to a lack of predictive markers. Many gene signatures with diagnostic, prognostic, and predictive values were evaluated to achieve better clinical outcomes. Two pub...

journal_title：PeerJ

authors： Qiu Z,Du X,Chen K,Dai Y,Wang S,Xiao J,Li G

更新日期：2021-01-15 00:00:00

abstract：:Myocardial infarction has been carefully studied in numerous experimental models. Most of these models are based on electrophysiological and functional data, and pay less attention to histological discoveries. During the last decade, treatment using advanced therapies, mainly cell therapy, has prevailed from among all...

journal_title：PeerJ

authors： García Gómez-Heras S,Largo C,Larrea JL,Vega-Clemente L,Calderón Flores M,Ruiz-Pérez D,García-Olmo D,García-Arranz M

更新日期：2019-07-22 00:00:00

abstract：:A new species of the genus Mesacanthion Filipjev, 1927 was discovered during a survey of natural beaches of Jeju Island in South Korea. The new species Mesacanthion jejuensissp. nov. shares general morphology of the genus such as the outer labial and cephalic setae being situated at the middle of cephalic capsule, wel...

journal_title：PeerJ

authors： Jeong R,Tchesunov AV,Lee W

更新日期：2019-11-18 00:00:00

abstract：:The enhanced ability to direct sexual reproduction may lead to improved restoration outcomes for Acropora cervicornis. Gravid fragments of A. cervicornis were maintained in a laboratory for two sequential trials in the seven days prior to natural spawning in the Florida Keys. Ten replicates of five chemicals known to ...

journal_title：PeerJ

authors： Flint M,Than JT

更新日期：2016-04-26 00:00:00

abstract：Background:The leading cause of surface water impairment in United States' rivers and streams is pathogen contamination. Although use of fecal indicators has reduced human health risk, current approaches to identify and reduce exposure can be improved. One important knowledge gap within exposure assessment is character...

journal_title：PeerJ

authors： Gilfillan D,Joyner TA,Scheuerman P

更新日期：2018-09-13 00:00:00

abstract：:The Osmundales (Royal Fern order) originated in the late Paleozoic and is the most ancient surviving lineage of leptosporangiate ferns. In contrast to its low diversity today (less than 20 species in six genera), it has the richest fossil record of any extant group of ferns. The structurally preserved trunks and rhizo...

journal_title：PeerJ

authors： Bomfleur B,Grimm GW,McLoughlin S

更新日期：2017-07-11 00:00:00

abstract：BACKGROUND:Individuals with unilateral lower limb amputation have a high risk of developing knee osteoarthritis (OA) in their intact limb as they age. This risk may be related to joint loading experienced earlier in life. We hypothesized that loading during walking would be greater in the intact limb of young US milita...

journal_title：PeerJ

authors： Miller RH,Krupenevich RL,Pruziner AL,Wolf EJ,Schnall BL

更新日期：2017-02-02 00:00:00

abstract：:Establishing a diverse gut microbiota after birth is being increasingly recognised as important for preventing illnesses later in life. It is well established that bacterial diversity rapidly increases post-partum; however, few studies have examined the infant gut virome/phageome during this developmental period. We p...

journal_title：PeerJ

authors： McCann A,Ryan FJ,Stockdale SR,Dalmasso M,Blake T,Ryan CA,Stanton C,Mills S,Ross PR,Hill C

更新日期：2018-05-07 00:00:00

abstract：:Bioluminescent reporter genes, such as those from fireflies and bacteria, let researchers use light production as a non-invasive and non-destructive surrogate measure of microbial numbers in a wide variety of environments. As bioluminescence needs microbial metabolites, tagging microorganisms with luciferases means on...

journal_title：PeerJ

authors： Read HM,Mills G,Johnson S,Tsai P,Dalton J,Barquist L,Print CG,Patrick WM,Wiles S

更新日期：2016-06-22 00:00:00

abstract：:Osmia lignaria is a commercially available, native solitary bee species recognized for its propensity to forage upon and pollinate tree fruit crops such as apple, almond and cherry. This study evaluated the implementation of O. lignaria co-pollination with honey bees in central Utah commercial tart cherry orchards dur...

journal_title：PeerJ

authors： Boyle NK,Pitts-Singer TL

更新日期：2019-09-05 00:00:00

abstract：:Dorsal horn neurons in the spinal cord integrate and relay sensory information to higher brain centers. These neurons are organized in specific laminae and different transcription factors are involved in their specification. The murine homeodomain Gbx1 protein is expressed in the mantle zone of the spinal cord at E12....

journal_title：PeerJ

authors： Meziane H,Fraulob V,Riet F,Krezel W,Selloum M,Geffarth M,Acampora D,Hérault Y,Simeone A,Brand M,Dollé P,Rhinn M

更新日期：2013-08-29 00:00:00

abstract：:Amyotrophic lateral sclerosis (ALS) and frontotemporal dementia (FTD), two late onset neurodegenerative diseases, have been shown to share overlapping cellular pathologies and genetic origins. Studies suggest that a hexanucleotide repeat expansion in the first intron of the C9orf72 gene is the most common cause of fam...

journal_title：PeerJ

authors： Iyer S,Subramanian V,Acharya KR

更新日期：2018-10-17 00:00:00

abstract：:Freshwater food webs are dominated by aquatic invertebrates whose trophic relationships are often poorly known. Here, I used laboratory experiments to study the role of a water bug, Sigara striata, as a potential predator and prey in food webs of stagnant waters. Multiple-choice predation experiment revealed that Siga...

journal_title：PeerJ

authors： Klecka J

更新日期：2014-05-22 00:00:00

abstract：Background:The gray snapper (Lutjanus griseus) has a tropical and subtropical distribution. In much of its range this species represents one of the most important fishery resources because of its high quality meat and market value. Due to this, this species is vulnerable to overfishing, and population declines have bee...

journal_title：PeerJ

authors： Rosado-Nic OJ,Hogan JD,Lara-Arenas JH,Rosas-Luis R,Carrillo L,Villegas-Sánchez CA

更新日期：2020-02-10 00:00:00

abstract：:Language WorkBenches (LWBs) are software engineering tools that help domain experts develop solutions to various classes of problems. Some of these tools focus on non-technical users and provide languages to help organize knowledge while other workbenches provide means to create new programming languages. A key advant...

journal_title：PeerJ

authors： Simi M,Campagne F

更新日期：2014-01-02 00:00:00

abstract：:Barona arcuata, n.gen et n.sp., a left forewing of a relatively large cockroach of the Order Blattaria, is described from mesosaur-bearing lagoonal shales of the Mangrullo Formation (north-eastern Uruguay). While most of the insect remains recovered from the Mangrullo Formation come from sandy limestones, associated t...

journal_title：PeerJ

authors： Calisto V,Piñeiro G

更新日期：2019-01-18 00:00:00

abstract：:The objectives of this experiment were to determine the effects of graded dietary lead (Pb) concentrations on body weight and Pb concentrations in blood, hair, soft tissues, and urine from pigs and to generate equations for estimating daily Pb intake. Sixteen barrows with initial body weight 36.3 kg (standard deviatio...

journal_title：PeerJ

authors： Reddy KE,Park KR,Lee SD,Yoo JH,Son AR,Lee HJ

更新日期：2017-11-01 00:00:00

abstract：:A greenhouse experiment was carried out to investigate the effects of arbuscular mycorrhizal fungi (AMF) on the growth, P and Cd concentrations and bioenergy quality-related factors of five cultivars of switchgrass, including three lowland cultivars (Alamo (Ala), Kanlow (Kan), Performer (Per)) and two highland cultiva...

journal_title：PeerJ

authors： Sun H,Xie Y,Zheng Y,Lin Y,Yang F

更新日期：2018-03-06 00:00:00

abstract：:The mutant form GGBP/H152C of the D-glucose/D-galactose-binding protein with the solvatochromic dye BADAN linked to cysteine residue Cys 152 can be used as a potential base for a sensitive element of glucose biosensor system. We investigated the influence of various external factors on the physical-chemical properties...

journal_title：PeerJ

authors： Fonin AV,Stepanenko OV,Povarova OI,Volova CA,Philippova EM,Bublikov GS,Kuznetsova IM,Demchenko AP,Turoverov KK

更新日期：2014-03-18 00:00:00

abstract：Background:Chloroplast genomes provide insufficient phylogenetic information to distinguish between closely related sugarcane cultivars, due to the recent origin of many cultivars and the conserved sequence of the chloroplast. In comparison, the mitochondrial genome of plants is much larger and more plastic and could c...

journal_title：PeerJ

authors： Lloyd Evans D,Hlongwane TT,Joshi SV,Riaño Pachón DM

更新日期：2019-09-24 00:00:00