Survival of side grafts with scions from pure species Pinus engelmannii Carr. and the P. engelmannii × P. arizonica Engelm. var. arizonica hybrid.

abstract：:Genome rearrangements have played an important role in the evolution of Yersinia pestis from its progenitor Yersinia pseudotuberculosis. Traditional phylogenetic trees for Y. pestis based on sequence comparison have short internal branches and low bootstrap supports as only a small number of nucleotide substitutions h...

journal_title：PeerJ

authors： Bochkareva OO,Dranenko NO,Ocheredko ES,Kanevsky GM,Lozinsky YN,Khalaycheva VA,Artamonova II,Gelfand MS

更新日期：2018-03-27 00:00:00

abstract：:Small interference RNA has been widely used to suppress gene expression. Three different short hairpin RNAs (shRNAs) against dopamine D1 receptor (Drd1), driven by mouse U6 promoter in self-complementary AAV8 vector (scAAV8), were used to silence mouse striatal Drd1 expression. Transduction of mouse striatum with all ...

journal_title：PeerJ

authors： Ji B,Higa K,Soontornniyomkij V,Miyanohara A,Zhou X

更新日期：2017-10-31 00:00:00

abstract：:Objective. We hypothesized that a significant percentage of patients who are referred to the Emergency Department (ED) after calling their primary care physician's (PCP) office receive such instructions without the input of a physician. Methods. We enrolled a convenience sample of stable adults at an inner-city ED. Pa...

journal_title：PeerJ

authors： Hill R,Gest A,Smith C,Guardiola JH,Apolinario M,Ha J,Gonzalez JR,Richman PB

更新日期：2016-03-28 00:00:00

abstract：Background:Cytoplasmic male sterility (CMS) is a common phenotype in higher plants, that is often associated with rearrangements in mitochondrial DNA (mtDNA), and is widely used to produce hybrid seeds in a variety of valuable crop species. Investigation of the CMS phenomenon promotes understanding of fundamental issue...

journal_title：PeerJ

authors： Makarenko MS,Kornienko IV,Azarin KV,Usatov AV,Logacheva MD,Markin NV,Gavrilova VA

更新日期：2018-07-23 00:00:00

abstract：:Hydrolysis of ATP by Na+/K+-ATPase, a P-Type ATPase, catalyzing active Na+ and K+ transport through cellular membranes leads transiently to a phosphorylation of its catalytical α-subunit. Surprisingly, three-dimensional molecular structure analysis of P-type ATPases reveals that binding of ATP to the N-domain connecte...

journal_title：PeerJ

authors： Tejral G,Sopko B,Necas A,Schoner W,Amler E

更新日期：2017-03-14 00:00:00

abstract：:Dengue is endemic throughout tropical and subtropical regions of the world. Currently, there is no clinically approved therapeutic drug available for this acute viral infection. Although the first dengue vaccine Dengvaxia has been approved for use in certain countries, it is limited to those without a previous dengue ...

journal_title：PeerJ

authors： Tan WL,Lee YK,Ho YF,Yusof R,Abdul Rahman N,Karsani SA

更新日期：2018-01-30 00:00:00

abstract：:The epidemic of mass mortality of oak trees by Japanese oak wilt has affected secondary deciduous broadleaved forests that have been used as coppices in Japan. The dieback of oak trees formed gaps in the crown that would be expected to enhance the regeneration of shade-intolerant pioneer species. However, foraging by ...

journal_title：PeerJ

authors： Itô H

更新日期：2016-12-22 00:00:00

abstract：:The shifting baseline syndrome describes a gradual lowering of human cognitive baselines, as each generation accepts a lower standard of resource abundance or size as the new norm. There is strong empirical evidence of declining trends of abundance and body sizes of marine fish species reported from docks and markets....

journal_title：PeerJ

authors： Francis FT,Howard BR,Berchtold AE,Branch TA,Chaves LCT,Dunic JC,Favaro B,Jeffrey KM,Malpica-Cruz L,Maslowski N,Schultz JA,Smith NS,Côté IM

更新日期：2019-02-15 00:00:00

abstract：Background:WRKY proteins play a vital role in the plants response to different stresses, growth and development. Studies of WRKY proteins have been mainly focused on model plant Arabidopsis and a few other vegetable plants. However, the systematical study of eggplant WRKY transcription factor superfamily is scarce. Me...

journal_title：PeerJ

authors： Yang Y,Liu J,Zhou X,Liu S,Zhuang Y

更新日期：2020-03-17 00:00:00

abstract：:The core antigen of the hepatitis C virus (HCV Ag) presents an alternative marker to HCV RNA when screening patients for HCV viremia. This study sought to evaluate the utility of HCV Ag as a marker to assess active HCV infection in individuals residing in an HCV-endemic area. From 298 HCV-seropositive individuals eval...

journal_title：PeerJ

authors： Wasitthankasem R,Vichaiwattana P,Auphimai C,Siripon N,Klinfueng S,Tangkijvanich P,Vongpunsawad S,Poovorawan Y

更新日期：2017-11-06 00:00:00

abstract：:We demonstrated that the 3-substituted benzothiophene-1,1-dioxide class of compounds are effective inhibitors of Mycobacterium tuberculosis growth under aerobic conditions. We examined substitution at the C-3 position of the benzothiophene-1,1-dioxide series systematically to delineate structure-activity relationships...

journal_title：PeerJ

authors： Chandrasekera NS,Bailey MA,Files M,Alling T,Florio SK,Ollinger J,Odingo JO,Parish T

更新日期：2014-10-07 00:00:00

abstract：:This work was aimed to investigate the effects of the different particle size of ground alfalfa hay on caecal microbial and archeal communities of rabbits. One hundred-twenty New Zealand rabbits (950.3 ± 8.82 g) were allocated into four treatments, with five replicates in each treatment and six rabbits in each replica...

journal_title：PeerJ

authors： Yuan M,Liu S,Wang Z,Wang L,Xue B,Zou H,Tian G,Cai J,Peng Q

更新日期：2019-10-18 00:00:00

abstract：Background:Carbon (C), nitrogen (N) and phosphorus (P) stoichiometric ratios are important indicators of ecosystem function and productivity. However, few studies have assessed the nutrient relationship between plant, litter and soil, and the nutrient stock in different secondary mixed forest types. Methods:We investi...

journal_title：PeerJ

authors： Pang Y,Tian J,Zhao X,Chao Z,Wang Y,Zhang X,Wang D

更新日期：2020-06-03 00:00:00

abstract：:MicoRNAs (miRNAs), usually as gene regulators, participate in various biological processes, including stress responses. The hypothalamus-pituitary-adrenal axis (HPA axis) is an important pathway in regulating stress response. Although the mechanism that HPA axis regulates stress response has been basically revealed, t...

journal_title：PeerJ

authors： Luo W,Fang M,Xu H,Xing H,Fu J,Nie Q

更新日期：2016-02-18 00:00:00

abstract：:Gelatin hydrogel crosslinked by microbial transglutaminase (mTG) exhibits excellent performance in cell adhesion, proliferation, and differentiation. We examined the gelation time and gel strength of gelatin/mTG hydrogels in various proportions to investigate their physical properties and tested their degradation perf...

journal_title：PeerJ

authors： Yang G,Xiao Z,Ren X,Long H,Qian H,Ma K,Guo Y

更新日期：2016-09-27 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：Background:The distribution and use of camphor (Cinnamomum camphora L.) trees are constrained by increasing soil salinity in south-eastern China along the Yangtze River. However, the response mechanism of this species to salinity, especially in team of photosynthesis, are unknown. Methods:Here, we analysed themorpholo...

journal_title：PeerJ

authors： Yue J,Shi D,Zhang L,Zhang Z,Fu Z,Ren Q,Zhang J

更新日期：2020-08-07 00:00:00

abstract：BACKGROUND:Seed-applied neonicotinoids are widely used in agriculture, yet their effects on non-target species remain incompletely understood. One important group of non-target species is arthropod natural enemies (predators and parasitoids), which contribute considerably to suppression of crop pests. We hypothesized t...

journal_title：PeerJ

authors： Douglas MR,Tooker JF

更新日期：2016-12-07 00:00:00

abstract：Background:The spread of maize cultivation to the highlands of central Mexico was accompanied by substantial introgression from the endemic wild teosinte Zea mays ssp. mexicana, prompting the hypothesis that the transfer of beneficial variation facilitated local adaptation. Methods:We used whole-genome sequence data t...

journal_title：PeerJ

authors： Gonzalez-Segovia E,Pérez-Limon S,Cíntora-Martínez GC,Guerrero-Zavala A,Janzen GM,Hufford MB,Ross-Ibarra J,Sawers RJH

更新日期：2019-05-03 00:00:00

abstract：BACKGROUND:Assessing psychological pain has been recommended as an integral part of a comprehensive suicide risk assessment. The Psychache Scale, an established measure of psychological pain, does not specify a time frame for when pain is experienced, which may inadvertently increase the likelihood of identifying indiv...

journal_title：PeerJ

authors： Meerwijk EL,Weiss SJ

更新日期：2017-06-22 00:00:00

abstract：:Conservation initiatives to protect and restore valued species communities in human-dominated landscapes face challenges linked to their potential costs. Conservation easements on private land may represent a cost-effective alternative to land purchase, but long-term costs to monitor and enforce easements, or defend l...

journal_title：PeerJ

authors： Schuster R,Arcese P

更新日期：2015-08-13 00:00:00

abstract：:Streptococcus pneumoniae remains the leading causative pathogen in pediatric pneumonia and bacteremia throughout the world. The invasive pneumococcal disease (IPD) is known as isolation of S. pneumoniae from a normally sterile site (e.g., blood, cerebrospinal fluid, synovial fluid, pericardial fluid, pleural fluid, or...

journal_title：PeerJ

authors： Chiu NC,Chi H,Peng CC,Chang HY,Huang DT,Chang L,Lei WT,Lin CY

更新日期：2017-01-25 00:00:00

abstract：:The species of poorly known but charismatic genera Haematodes Laporte, 1835 and Weiserianum Bernhauer, 1927 are revised. Weiserianumsyn. nov. is considered a junior synonym of Haematodes, with Haematodes kuntzeni (Scheerpeltz, 1936) comb. nov.Weiserianum woltersi Bernhauer, 1927 syn. nov. is treated as a synonym of Ha...

journal_title：PeerJ

authors： Brunke AJ,Chatzimanolis S

更新日期：2018-03-29 00:00:00

abstract：:Cytokines are fundamental for a functioning immune system, and thus potentially serve as important indicators of animal health. Quantitation of mRNA using quantitative reverse transcription polymerase chain reaction (qRT-PCR) is an established immunological technique. It is particularly suitable for detecting the expr...

journal_title：PeerJ

authors： Tsai MA,Chen IH,Wang JH,Chou SJ,Li TH,Leu MY,Ho HK,Yang WC

更新日期：2017-09-27 00:00:00

abstract：:Earthworms enrich the soil and protect the health of their ecological environment. Previous studies on these invertebrates determined their protein content, hormone secretions, medicinal value, and ecological habits, but their whole genomic sequence remains incomplete. We performed whole genome sequencing of Metaphire...

journal_title：PeerJ

authors： Jin F,Zhou Z,Guo Q,Liang Z,Yang R,Jiang J,He Y,Zhao Q,Zhao Q

更新日期：2020-11-12 00:00:00

abstract：:We documented significantly increasing trends in atmospheric loading of ammonium (NH4) and nitrate/nitrite (NO2/3) and decreasing trends in total phosphorus (P) and sulfate (SO4) to Flathead Lake, Montana, from 1985 to 2004. Atmospheric loading of NO2/3 and NH4 increased by 48 and 198% and total P and SO4 decreased by...

journal_title：PeerJ

authors： Ellis BK,Craft JA,Stanford JA

更新日期：2015-03-19 00:00:00

abstract：Background:Riparian corridors can affect nutrient, organic matter, and sediment transport, all of which shape water quality in streams and connected downstream waters. When functioning riparian corridors remain intact, they provide highly valued water quality ecosystem services. However, in rapidly urbanizing watershed...

journal_title：PeerJ

authors： Atkinson SF,Lake MC

更新日期：2020-02-04 00:00:00

abstract：:Defensive traits exhibited by plants vary widely across populations. Heritable phenotypic differentiation is likely to be produced by genetic drift and spatially restricted gene flow between populations. However, spatially variable selection exerted by herbivores may also give rise to differences among populations. To...

journal_title：PeerJ

authors： Castillo G,Valverde PL,Cruz LL,Hernández-Cumplido J,Andraca-Gómez G,Fornoni J,Sandoval-Castellanos E,Olmedo-Vicente E,Flores-Ortiz CM,Núñez-Farfán J

更新日期：2015-11-26 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：: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