On the intrinsic sterility of 3D printing.

abstract：BACKGROUND:Self-contained tests estimate and test the association between a phenotype and mean expression level in a gene set defined a priori. Many self-contained gene set analysis methods have been developed but the performance of these methods for phenotypes that are continuous rather than discrete and with multiple...

journal_title：PeerJ

authors： Walker JA

更新日期：2016-10-11 00:00:00

abstract：Background:The functional significance of ADAMs family members in the immune infiltration of pancreatic adenocarcinoma (PAAD) awaits elucidation. Methods:ADAMs family members with significant expression were identified among differentially expressed genes of PAAD based on The Cancer Genome Atlas (TCGA) database follow...

journal_title：PeerJ

authors： Qi B,Liu H,Dong Y,Shi X,Zhou Q,Zeng F,Bao N,Li Q,Yuan Y,Yao L,Xia S

更新日期：2020-09-30 00:00:00

abstract：:Ortleppascaris sinensis is the dominant nematode species infecting the gastrointestinal tract of the captive Chinese alligator, a critically endangered species. Gastrointestinal nematode infection may cause a loss of appetite, growth, a development disorder, and even mortality in alligators, especially young ones. Thi...

journal_title：PeerJ

authors： Zhao J,Xu W,Tu G,Zhou Y,Wu X

更新日期：2019-09-06 00:00:00

abstract：AIM:To prospectively evaluate the effects of vitamin D3 on disease activity and quality of life in ulcerative colitis (UC) patients with hypovitaminosis D. METHODS:The study was a prospective double-blinded, randomized trial conducted at Community Regional Medical Center, Fresno, CA from 2012-2013. Patients with UC an...

journal_title：PeerJ

authors： Mathur J,Naing S,Mills P,Limsui D

更新日期：2017-08-03 00:00:00

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：:Current ovarian cancer treatment involves chemotherapy that has serious limitations, such as rapid clearance, unfavorable biodistribution and severe side effects. To overcome these limitations, drug delivery systems (DDS) have been developed to encapsulate chemotherapeutics for delivery to tumor cells. However, no sys...

journal_title：PeerJ

authors： Raavé R,de Vries RB,Massuger LF,van Kuppevelt TH,Daamen WF

更新日期：2015-12-10 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：:The rapidly changing climate makes humans realize that there is a critical need to incorporate climate change adaptation into conservation planning. Whether the wintering habitats of Great Bustards (Otis tarda dybowskii), a globally endangered migratory subspecies whose population is approximately 1,500-2,200 individu...

journal_title：PeerJ

authors： Mi C,Falk H,Guo Y

更新日期：2016-02-01 00:00:00

abstract：:Physical exercise is linked to individuals whose affect profiles are invariably positive and it induces anti-apoptotic and anti-excitotoxic effects, buttressing blood-brain barrier intactness in both healthy individuals and those suffering from disorders accompanying overweight and obesity. In this regard, exercise of...

journal_title：PeerJ

authors： Garcia D,Archer T

更新日期：2014-12-16 00:00:00

abstract：:Atoposaurid crocodyliforms represent an important faunal component of Late Jurassic to Early Cretaceous Laurasian semi-aquatic to terrestrial ecosystems, with numerous spatiotemporally contemporaneous atoposaurids known from western Europe. In particular, the Late Jurassic of France and Germany records evidence for hi...

journal_title：PeerJ

authors： Tennant JP,Mannion PD

更新日期：2014-09-25 00:00:00

abstract：:Background. "Health is wealth" is a time tested adage. Health becomes more relevant when it comes to professionals whose job is to provide people with services that maintain an optimum state of mental, physical and social well-being. Healthcare professionals (HCP) differ from general population in regards to the natur...

journal_title：PeerJ

authors： Ahmad W,Taggart F,Shafique MS,Muzafar Y,Abidi S,Ghani N,Malik Z,Zahid T,Waqas A,Ghaffar N

更新日期：2015-09-17 00:00:00

abstract：:This article is a presentation of taxonomic diversity of the orchid genus Cyrtochilum in Northwestern South America. The morphological characteristics of over 90 species occurring in northern Peru, Ecuador, Colombia and Venezuela are presented together with illustrations of their floral segments. Information about the...

journal_title：PeerJ

authors： Szlachetko DL,Kolanowska M

更新日期：2020-02-14 00:00:00

abstract：Background:In the predator-sea urchin-macrophyte trophic cascade, the ecological effect of sea urchins as grazers depends both on their density and the changes in foraging activity, which are influenced by various disturbing factors. However, the complete duration of the alarm reactions of echinoids has not been studie...

journal_title：PeerJ

authors： Zhadan PM,Vaschenko MA

更新日期：2019-11-22 00:00:00

abstract：:The Proboscideans, an order of mammals including elephants, are the largest of the Earth lands animals. One probable consequence of the rapid increase of their body size is the development of the trunk, a multitask highly sensitive organ used in a large repertoire of behaviours. The absence of bones in the trunk allow...

journal_title：PeerJ

authors： Lefeuvre M,Gouat P,Mulot B,Cornette R,Pouydebat E

更新日期：2020-08-18 00:00:00

abstract：:Helminths include both parasitic nematodes (roundworms) and platyhelminths (trematode and cestode flatworms) that are abundant, and are of clinical importance. The genetic characterization of parasitic flatworms using advanced molecular tools is central to the diagnosis and control of infections. Although the nuclear ...

journal_title：PeerJ

authors： Biswal DK,Ghatani S,Shylla JA,Sahu R,Mullapudi N,Bhattacharya A,Tandon V

更新日期：2013-11-12 00:00:00

abstract：:Chronostratigraphic correlation of terrestrial Early Cretaceous biotas in China is highly problematic due to the lack of marine deposits, few absolute dates, and limited number of index fossils. This often leaves vertebrate faunas as one of the few potential tools for a preliminary biostratigraphy. Taxonomic identity ...

journal_title：PeerJ

authors： Li DQ,Zhou CF,Li L,Yang JT,Li L,Rabi M

更新日期：2019-01-15 00:00:00

abstract：:The active place avoidance task is a dry-arena task used to assess spatial navigation and memory in rodents. In this task, a subject is put on a rotating circular arena and avoids an invisible sector that is stable in relation to the room. Rotation of the arena means that the subject's avoidance must be active, otherw...

journal_title：PeerJ

authors： Bahník Š,Stuchlík A

更新日期：2015-09-22 00:00:00

abstract：:Weevils (Coleoptera: Curculionoidea) represent one of the most diverse groups of organisms on Earth; interactions with their host plants have been recognized to play a central role in their remarkable diversity, yet the exact mechanisms and factors still remain poorly understood. Using phylogenetic comparative analyse...

journal_title：PeerJ

authors： Hernández-Vera G,Toševski I,Caldara R,Emerson BC

更新日期：2019-03-20 00:00:00

abstract：BACKGROUND:With their Pan-American distribution, long-nosed armadillos (genus Dasypus) constitute an understudied model for Neotropical biogeography. This genus currently comprises seven recognized species, the nine-banded armadillo (D. novemcinctus) having the widest distribution ranging from Northern Argentina to the...

journal_title：PeerJ

authors： Billet G,Hautier L,de Thoisy B,Delsuc F

更新日期：2017-08-15 00:00:00

abstract：:Knowledge about the distribution and habitat preferences of a species is critical for its conservation. The Suweon Treefrog (Dryophytes suweonensis) is an endangered species endemic to the Republic of Korea. We conducted surveys from 2014 to 2016 at 890 potentially suitable sites across the entire range of the species...

journal_title：PeerJ

authors： Borzée A,Kim K,Heo K,Jablonski PG,Jang Y

更新日期：2017-10-04 00:00:00

abstract：:The common bottlenose dolphin, Tursiops truncatus, is widely distributed along the western coast of South America. In Ecuador, a resident population of bottlenose dolphins inhabits the inner estuarine area of the Gulf of Guayaquil located in the southwestern part of the country and is under threat from different human...

journal_title：PeerJ

authors： Bayas-Rea RLÁ,Félix F,Montufar R

更新日期：2018-04-09 00:00:00

abstract：:Using hypothetical scenarios, we provided participants with potential opening statements to a conflict discussion that varied on I/you language and communicated perspective. Participants rated the likelihood that the recipient of the statement would react in a defensive manner. Using I-language and communicating persp...

journal_title：PeerJ

authors： Rogers SL,Howieson J,Neame C

更新日期：2018-05-18 00:00:00

abstract：:The knowledge on the spatial distribution of soil available water capacity at a regional or national extent is essential, as soil water capacity is a component of the water and energy balances in the terrestrial ecosystem. It controls the evapotranspiration rate, and has a major impact on climate. This paper demonstra...

journal_title：PeerJ

authors： Hong SY,Minasny B,Han KH,Kim Y,Lee K

更新日期：2013-04-23 00:00:00

abstract：:Analysis of calcium sparks in cardiomyocytes can provide valuable information about functional changes of calcium handling in health and disease. As a part of the calcium sparks analysis, sparks detection and characterization is necessary. Here, we describe a new open-source platform for automatic calcium sparks detec...

journal_title：PeerJ

authors： Laasmaa M,Karro N,Birkedal R,Vendelin M

更新日期：2019-03-29 00:00:00

abstract：:Parrotfish are fundamental species in controlling algal phase-shifts and ensuring the resilience of coral reefs. Nevertheless, little is known on their ecological role in the south-western Atlantic Ocean. The present study analysed the ontogenetic foraging activity and feeding selectivity of the Brazilian endemic parr...

journal_title：PeerJ

authors： Pereira PH,Santos M,Lippi DL,Silva P

更新日期：2016-10-12 00:00:00

abstract：Background:Overweight (OW) is considered a risk for various metabolic diseases. However, its effects as a mechanism that alters the metabolite profiles remain unclear. The purpose of this study is to investigate the effects that OW has on the lipid and metabolite profiles in young adults. Methods:The serum metabolite ...

journal_title：PeerJ

authors： Pasanta D,Chancharunee S,Tungjai M,Kim HJ,Kothan S

更新日期：2019-06-20 00:00:00

abstract：:Anthropogenic climate change is a significant global driver of species distribution change. Although many species have undergone range expansion at their poleward limits, data on several taxonomic groups are still lacking. A common method for studying range shifts is using species distribution models to evaluate curre...

journal_title：PeerJ

authors： Archis JN,Akcali C,Stuart BL,Kikuchi D,Chunco AJ

更新日期：2018-05-01 00:00:00

abstract：Purpose:Most studies on neuroblastoma (NB) have been conducted in Western countries or Japan. The objective of our study was to analyze clinical and pathological features, MYCN status, surgical methods, and prognosis in Chinese NB patients. Methods:A retrospective, single-center case series study of 275 NBs was implem...

journal_title：PeerJ

authors： Ma Y,Zheng J,Feng J,Chen L,Dong K,Xiao X

更新日期：2018-09-17 00:00:00

abstract：Background:Guanylurea is the main transformation product of the antidiabetic drug metformin, which is one of the most prescribed pharmaceuticals worldwide. Due to the high rate of microbial degradation of metformin in sewage treatment plants, guanylurea occurs in higher concentrations in surface waters than its parent ...

journal_title：PeerJ

authors： Jacob S,Knoll S,Huhn C,Köhler HR,Tisler S,Zwiener C,Triebskorn R

更新日期：2019-07-11 00:00:00

abstract：BACKGROUND:Motion sickness may be caused by a sensory conflict between the visual and the vestibular systems. Scopolamine, known to be the most effective therapy to control the vegetative symptoms of motion sickness, acts on the vestibular nucleus and potentially the vestibulospinal pathway, which may affect balance an...

journal_title：PeerJ

authors： Bestaven E,Kambrun C,Guehl D,Cazalets JR,Guillaud E

更新日期：2016-05-05 00:00:00