Metaproteomics of saliva identifies human protein markers specific for individuals with periodontitis and dental caries compared to orally healthy controls.

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：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：:The orientation of vascular canals in primary bone may reflect differences in growth rate and/or adaptation to biomechanical loads. Previous studies link specific canal orientations to bone growth rates, but results between different taxa are contradictory. Circumferential vascular canals (forming laminar bone) have b...

journal_title：PeerJ

authors： Kuehn AL,Lee AH,Main RP,Simons ELR

更新日期：2019-09-25 00:00:00

abstract：Background:The problem of access to medical information, particularly in low-income countries, has been under discussion for many years. Although a number of developments have occurred in the last decade (e.g., the open access (OA) movement and the website Sci-Hub), everyone agrees that these difficulties still persist...

journal_title：PeerJ

authors： Boudry C,Alvarez-Muñoz P,Arencibia-Jorge R,Ayena D,Brouwer NJ,Chaudhuri Z,Chawner B,Epee E,Erraïs K,Fotouhi A,Gharaibeh AM,Hassanein DH,Herwig-Carl MC,Howard K,Kaimbo Wa Kaimbo D,Laughrea PA,Lopez FA,Machin-Mastromatteo

更新日期：2019-10-30 00:00:00

abstract：:Currently there are 21 shrimp species in the northeastern Atlantic and Mediterranean Sea which are considered to belong to the superfamily Oplophoroidea, but the larval development is unknown for most of them. The complete larval development of Systellaspis debilis (Milne-Edwards, 1881), here described and illustrated...

journal_title：PeerJ

authors： Bartilotti C,Dos Santos A

更新日期：2019-09-18 00:00:00

abstract：:Inflammation is critical in the dysregulated growth of adipose tissue and associated vascular dysfunctions. 15-Lipoxygenase metabolites, important mediators of inflammation in adipose tissue during obese conditions, may contribute to codependence of inflammation and angiogenesis in adipose tissue. We have already repo...

journal_title：PeerJ

authors： Soumya SJ,Binu S,Helen A,Reddanna P,Sudhakaran PR

更新日期：2014-10-21 00:00:00

abstract：:Insect pollinators provide an essential ecosystem service by transferring pollen to crops and native vegetation. The extent to which pollinator communities vary both spatially and temporally has important implications for ecology, conservation and agricultural production. However, understanding the complex interaction...

journal_title：PeerJ

authors： Willcox BK,Robson AJ,Howlett BG,Rader R

更新日期：2018-10-19 00:00:00

abstract：:Environmental DNA (eDNA) is an emerging tool for monitoring invasive and imperiled species, particularly at low densities. However, the factors that control eDNA production, transport, and persistence in aquatic systems remain poorly understood. For example, the extent to which carcasses produce detectable eDNA is unk...

journal_title：PeerJ

authors： Curtis AN,Larson ER

更新日期：2020-06-11 00:00:00

abstract：:The term autobiographical self has been used to refer to a mental state that permits reflection on self-identity and personality and the answer to related questions (Damasio, 1998). It requires the retrieval and integrated assembly of memories of facts and events that define an individual's biography. The neural mecha...

journal_title：PeerJ

authors： Araujo HF,Kaplan J,Damasio H,Damasio A

更新日期：2014-07-22 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:Alzheimer's disease (AD) is a prevalent progressive neurodegenerative human disease whose cause remains unclear. Numerous initially highly hopeful anti-AD drugs based on the amyloid-β (Aβ) hypothesis of AD have failed recent late-phase tests. Natural aging (AG) is a high-risk factor for AD. Here, we aim to g...

journal_title：PeerJ

authors： Peng YS,Tang CW,Peng YY,Chang H,Chen CL,Guo SL,Wu LC,Huang MC,Lee HC

更新日期：2020-03-20 00:00:00

abstract：:Although many ecologists focus on the relationship between species richness (S) and evenness (E), conflicts between observation and theory are difficult to reconcile. Empirical S-E relationships were not consistent, while relationships show strong correlation between S and E. Since E essentially depended on the relati...

journal_title：PeerJ

authors： Su Q

更新日期：2018-06-12 00:00:00

abstract：BACKGROUND:Psilochilus is a poorly studied orchid genus distributed from southern Mexico to south-eastern Brazil. A taxonomic revision of this Neotropical endemic based on morphological data is presented. MATERIAL AND METHODS:Over 170 dried herbarium specimens and flowers preserved in liquid of Psilochilus were analyz...

journal_title：PeerJ

authors： Kolanowska M,Naczk AM,Jaskuła R

更新日期：2016-11-08 00:00:00

abstract：:Excluding grazers is one of most efficient ways to restore degraded grasslands in desert-steppe communities, but may negatively affect the recovery of plant species diversity. However, diversity differences between grazed and fenced grasslands in desert-steppe are poorly known. In a Stipa breviflora desert steppe comm...

journal_title：PeerJ

authors： Wang X,Yang X,Wang L,Chen L,Song N,Gu J,Xue Y

更新日期：2018-02-13 00:00:00

abstract：:Sex differences in some preferences and motivations are well established, but it is unclear whether they persist in selective sub-populations, such as expert financial decision makers, top scientists, or elite athletes. We addressed this issue by studying competitiveness in 1,147 varsity intercollegiate distance runne...

journal_title：PeerJ

authors： Deaner RO,Lowen A,Rogers W,Saksa E

更新日期：2015-04-21 00:00:00

abstract：:Alzheimer's disease is a multifactorial disorder caused by the interaction of genetic, epigenetic and environmental factors. The formation of cytotoxic oligomers consisting of Aβ peptide is widely accepted as being one of the main key events triggering the development of Alzheimer's disease. Aβ peptide production resu...

journal_title：PeerJ

authors： Parenti N,Del Grosso A,Antoni C,Cecchini M,Corradetti R,Pavone FS,Calamai M

更新日期：2017-04-12 00:00:00

abstract：:Hydrozoa medusae undergo blooms and seasonal fluctuations; however the drivers of such fluctuations are unknown. To understand how medusa populations fluctuate in response to seasonal factors such as temperature, salinity, dissolved oxygen, and chlorophyll a, and to enhance our taxonomic knowledge of Hydrozoa in Galve...

journal_title：PeerJ

authors： Pruski S,Miglietta MP

更新日期：2019-10-08 00:00:00

abstract：:Wildlife biologists often use grid-based designs to sample animals and generate abundance estimates. Although sampling in grids is theoretically sound, in application, the method can be logistically difficult and expensive when sampling elusive species inhabiting extensive areas. These factors make it challenging to s...

journal_title：PeerJ

authors： Harris G,Farley S,Russell GJ,Butler MJ,Selinger J

更新日期：2013-12-17 00:00:00

abstract：:Ethylene response factors (ERFs) are plant-specific transcription factors (TFs) that play important roles in plant growth and stress defense and have received a great amount of attention in recent years. In this study, seven ERF genes related to abiotic stress tolerance and response were identified in plants of the Po...

journal_title：PeerJ

authors： Huang J,Wang S,Wang X,Fan Y,Han Y

更新日期：2020-10-20 00:00:00

abstract：:Amazonian bamboo forests dominated by large woody bamboo plants in the genus Guadua cover approximately 180,000 km2 and represent a key resource for many organisms. In southwestern Amazonia, native bamboo forests differ in structure, biodiversity, and growth dynamics from other forest types in the region. However, wit...

journal_title：PeerJ

authors： Jacobs JM,von May R,Kavanaugh DH,Connor EF

更新日期：2018-07-03 00:00:00

abstract：:Esophageal cancer is a common malignant tumor in the world, and the aim of this study was to screen key genes related to the development of esophageal cancer using a variety of bioinformatics analysis tools and analyze their biological functions. The data of esophageal squamous cell carcinoma from the Gene Expression ...

journal_title：PeerJ

authors： Guan X,Yao Y,Bao G,Wang Y,Zhang A,Zhong X

更新日期：2020-03-31 00:00:00

abstract：:Neurons are embedded in an extracellular matrix (ECM), which functions both as a scaffold and as a regulator of neuronal function. The ECM is in turn dynamically altered through the action of serine proteases, which break down its constituents. This pathway has been implicated in the regulation of synaptic plasticity ...

journal_title：PeerJ

authors： Van De Vijver S,Missault S,Van Soom J,Van Der Veken P,Augustyns K,Joossens J,Dedeurwaerdere S,Giugliano M

更新日期：2019-04-23 00:00:00

abstract：:Artifacts removal and rhythms extraction from electroencephalography (EEG) signals are important for portable and wearable EEG recording devices. Incorporating a novel grouping rule, we proposed an adaptive singular spectrum analysis (SSA) method for artifacts removal and rhythms extraction. Based on the EEG signal am...

journal_title：PeerJ

authors： Hu H,Guo S,Liu R,Wang P

更新日期：2017-06-28 00:00:00

abstract：:White-handed gibbons produce loud and acoustically complex songs when interacting with their neighbours or when encountering predators. In both contexts, songs are assembled from a small number of units although their composition differs in context-specific ways. Here, we investigated whether wild gibbons could infer ...

journal_title：PeerJ

authors： Andrieu J,Penny SG,Bouchet H,Malaivijitnond S,Reichard UH,Zuberbühler K

更新日期：2020-08-03 00:00:00

abstract：:The aim of this study was to analyze the influence of smoking habits and other possibly relevant factors on dental implant survival. The study population included all patients who underwent dental implants between the years 1999 and 2008 at a large military dental clinic and were examined in the periodic medical exami...

journal_title：PeerJ

authors： Twito D,Sade P

更新日期：2014-09-02 00:00:00

abstract：:Engaging in effortful self-control can sometimes impair people's ability to resist subsequent temptations. Existing research has shown that when chronic dieters' self-regulatory capacity is challenged by prior exertion of effort, they demonstrate disinhibited eating and altered patterns of brain activity when exposed ...

journal_title：PeerJ

authors： Lopez RB,Courtney AL,Wagner DD

更新日期：2019-02-28 00:00:00

abstract：:Background. Just as for most other tortoise species, the once common Chaco tortoise, Chelonoidis chilensis (Testudinidae), is under constant threat across it distribution in Argentina, Bolivia and Paraguay. Despite initial qualitative description of the species distribution and further individual reports of new locati...

journal_title：PeerJ

authors： Ruete A,Leynaud GC

更新日期：2015-10-01 00:00:00

abstract：:Community decline is often linked to anthropogenic activities. Coral reef declines, for example, have been linked to overfishing and climate change, but impacts of coastal development, pollution, and tourism have received increasing attention. Here, we isolated the impact of one little-studied aspect of recreational a...

journal_title：PeerJ

authors： Flynn RL,Forrester GE

更新日期：2019-05-23 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：:The Somali Sengi or Somali Elephant-shrew ('Elephantulus' revoilii, Macroscelidea, Mammalia) has been considered a "lost species" and is primarily known from about 39 museum specimens, with no new vouchered occurrence records since the early 1970s. The scientific literature contains no data concerning living Somali Se...

journal_title：PeerJ

authors： Heritage S,Rayaleh H,Awaleh DG,Rathbun GB

更新日期：2020-08-18 00:00:00