A revision of Haematodes Laporte and Weiserianum Bernhauer (Coleoptera: Staphylinidae: Staphylininae: Xanthopygina).

abstract：:Haasgat is a primate-rich fossil locality in the northeastern part of the Fossil Hominid Sites of South Africa UNESCO World Heritage Site. Here we report the first hominin identified from Haasgat, a partial maxillary molar (HGT 500), that was recovered from an ex situ calcified sediment block sampled from the locality...

journal_title：PeerJ

authors： Leece AB,Kegley AD,Lacruz RS,Herries AI,Hemingway J,Kgasi L,Potze S,Adams JW

更新日期：2016-05-11 00:00:00

abstract：:The proportion of females calving (PFC) each year has been employed as an indicator of population reproductive performance in ungulates, especially for species that breed annually, because it requires less detailed population data than inter-birthing intervals and age at first reproduction. For asynchronous breeders w...

journal_title：PeerJ

authors： Law PR,Fike B

更新日期：2018-08-15 00:00:00

abstract：:Spatial genetic variation of river-dwelling freshwater fishes is typically affected by the historical and contemporary river landscape as well as life-history traits. Tropical river and stream landscapes have endured extended geological change, shaping the existing pattern of genetic diversity, but were not directly a...

journal_title：PeerJ

authors： Jaisuk C,Senanan W

更新日期：2018-03-07 00:00:00

abstract：:The genus Corbicula consists of estuarine or freshwater clams native to temperate/tropical regions of Asia, Africa, and Australia that collectively encompass both sexual species and clonal (androgenetic) lineages. The latter have become globally invasive in freshwater systems and they represent some of the most succes...

journal_title：PeerJ

authors： Haponski AE,Ó Foighil D

更新日期：2019-08-22 00:00:00

abstract：:In functional genomics experiments, researchers often select genes to follow-up or validate from a long list of differentially expressed genes. Typically, sharp thresholds are used to bin genes into groups such as significant/non-significant or fold change above/below a cut-off value, and ad hoc criteria are also used...

journal_title：PeerJ

authors： Lazic SE

更新日期：2015-11-26 00:00:00

abstract：:Five tropical seaweeds, Kappaphycus alvarezii (Doty) Doty ex P.C. Silva, Padina australis Hauck, Sargassum binderi Sonder ex J. Agardh (syn. S. aquifolium (Turner) C. Agardh), Sargassum siliquosum J. Agardh and Turbinaria conoides (J. Agardh) Kützing, were incubated in seawater of pH 8.0, 7.8 (ambient), 7.6, 7.4 and 7...

journal_title：PeerJ

authors： Mithoo-Singh PK,Keng FS,Phang SM,Leedham Elvidge EC,Sturges WT,Malin G,Abd Rahman N

更新日期：2017-01-25 00:00:00

abstract：:Molecular stress responses associated with coral diseases represent an under-studied area of cnidarian transcriptome investigations. Caribbean Yellow Band Disease (CYBD) is considered a disease of Symbiodinium within the tissues of the coral host Orbicella faveolata. There is a paucity of diagnostic tools to assist in...

journal_title：PeerJ

authors： Morgan M,Goodner K,Ross J,Poole AZ,Stepp E,Stuart CH,Wilbanks C,Weil E

更新日期：2015-11-03 00:00:00

abstract：Background:Hair follicles in cashmere goats are divided into primary and secondary hair follicles (HFs). HF development, which determines the morphological structure, is regulated by a large number of vital genes; however, the key functional genes and their interaction networks are still unclear. Although the vitamin D...

journal_title：PeerJ

authors： Gao Y,Jin M,Niu Y,Yan H,Zhou G,Chen Y

更新日期：2019-07-03 00:00:00

abstract：Background:Parkinson's disease (PD) is the second most common neurodegenerative disorder. In addition to its highly debilitating motor symptoms, non-motor symptoms may precede their motor counterparts by many years, which may characterize a prodromal phase of PD. A potential pharmacological strategy is to introduce neu...

journal_title：PeerJ

authors： Benvenutti R,Marcon M,Reis CG,Nery LR,Miguel C,Herrmann AP,Vianna MRM,Piato A

更新日期：2018-06-01 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：Background:Modern advances in sequencing technology have enabled the census of microbial members of many natural ecosystems. Recently, attention is increasingly being paid to the microbial residents of human-made, built ecosystems, both private (homes) and public (subways, office buildings, and hospitals). Here, we rep...

journal_title：PeerJ

authors： Lang JM,Coil DA,Neches RY,Brown WE,Cavalier D,Severance M,Hampton-Marcell JT,Gilbert JA,Eisen JA

更新日期：2017-12-05 00:00:00

abstract：:Palythoa caribaeorum is a zoanthid often dominant in shallow rocky environments along the west coast of the Atlantic Ocean, from the tropics to the subtropics. This species has high environmental tolerance and is a good space competitor in reef environments. Considering current and future scenarios in the global clima...

journal_title：PeerJ

authors： Durante LM,Cruz ICS,Lotufo TMC

更新日期：2018-05-17 00:00:00

abstract：:Background. Massively parallel sequencing technology is being used to sequence highly diverse populations of DNA such as that derived from heterogeneous cell mixtures containing both wild-type and disease-related states. At the core of such molecule tagging techniques is the tagging and identification of sequence read...

journal_title：PeerJ

authors： Andrews TD,Jeelall Y,Talaulikar D,Goodnow CC,Field MA

更新日期：2016-05-24 00:00:00

abstract：:Complete, articulated crinoids from the Ordovician peri-Gondwanan margin are rare. Here, we describe a new species, Iocrinus africanus sp. nov., from the Darriwilian-age Taddrist Formation of Morocco. The anatomy of this species was studied using a combination of traditional palaeontological methods and non-destructiv...

journal_title：PeerJ

authors： Zamora S,Rahman IA,Ausich WI

更新日期：2015-12-07 00:00:00

abstract：Background:The ongoing change in climate is predicted to exert unprecedented effects on Earth's biodiversity at all levels of organization. Biological conservation is important to prevent biodiversity loss, especially for species facing a high risk of extinction. Understanding the past responses of species to climate c...

journal_title：PeerJ

authors： Bai Y,Wei X,Li X

更新日期：2018-01-16 00:00:00

abstract：:In the Mississippi River Basin of North America, invasive bigheaded carp (silver carp Hypophthalmichthys molitrix and bighead carp H. nobilis, also referred to as Asian carp) have spread rapidly over the past several decades. In the Illinois River, an important tributary of the Upper Mississippi River, reproduction ap...

journal_title：PeerJ

authors： Gibson-Reinemer DK,Solomon LE,Pendleton RM,Chick JH,Casper AF

更新日期：2017-09-14 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：:Callinectes sapidus Rathbun, 1896 is a western Atlantic species with a disjointed natural geographic range from Massachusetts, USA to Venezuela (distribution area 1) and from Alagoas, Brazil to northern Argentina (distribution area 2). It is the only species of portunid crab commercially harvested in the continental U...

journal_title：PeerJ

authors： Windsor AM,Moore MK,Warner KA,Stadig SR,Deeds JR

更新日期：2019-11-05 00:00:00

abstract：Background:Since 1996, when Vivo questioned how many species of mammals occur in Brazil, there has been a huge effort to assess this biodiversity. In this contribution, we present new records for rare species of the sigmodontine rodent genera Rhagomys and Neusticomys previously unknown to Brazilian Amazon. We provided ...

journal_title：PeerJ

authors： Percequillo AR,Dalapicolla J,Abreu-Júnior EF,Roth PRO,Ferraz KMPMB,Chiquito EA

更新日期：2017-12-15 00:00:00

abstract：Background:DegS is a periplasmic serine protease that is considered to be the initiator of the σE stress response pathway, and this protein plays an important role in the regulation of the stress response in E. coli. However, knowledge of the biological function and global regulatory network of DegS in Vibrio cholerae ...

journal_title：PeerJ

authors： Huang J,Chen Y,Chen J,Liu C,Zhang T,Luo S,Huang M,Min X

更新日期：2019-10-23 00:00:00

abstract：:Turbidity currents are the main drivers behind the transportation of terrestrial sediments to the deep sea, and turbidite deposits from such currents have been widely used in geological studies. Nevertheless, the contribution of turbidity currents to vertical displacement of seawater has rarely been discussed. This is...

journal_title：PeerJ

authors： Kawagucci S,Miwa T,Lindsay DJ,Ogura E,Yamamoto H,Nishibayashi K,Yokooka H,Nishi S,Takahashi A,Lee S

更新日期：2020-12-09 00:00:00

abstract：:Humans were once considered unique in having a concept of death but a growing number of observations of animal responses to dying and dead conspecifics suggests otherwise. Complex arrays of behaviors have been described ranging from corpse removal and burial among social insects to quiet attendance and caregiving amon...

journal_title：PeerJ

authors： Porter A,Eckardt W,Vecellio V,Guschanski K,Niehoff PP,Ngobobo-As-Ibungu U,Nishuli Pekeyake R,Stoinski T,Caillaud D

更新日期：2019-04-02 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：:Ceratopsids ("horned dinosaurs") are known from western North America and Asia, a distribution reflecting an inferred subaerial link between the two landmasses during the Late Cretaceous. However, this clade was previously unknown from eastern North America, presumably due to limited outcrop of the appropriate age and...

journal_title：PeerJ

authors： Farke AA,Phillips GE

更新日期：2017-05-23 00:00:00

abstract：:Anonymous student evaluations of teaching (SETs) are used by colleges and universities to measure teaching effectiveness and to make decisions about faculty hiring, firing, re-appointment, promotion, tenure, and merit pay. Although numerous studies have found that SETs correlate with various teaching effectiveness irr...

journal_title：PeerJ

authors： Uttl B,Smibert D

更新日期：2017-05-09 00:00:00

abstract：Background:Fibroblast growth factor 2 (FGF2) is a highly pleiotropic cytokine with antifibrotic activity in wound healing. During the process of wound healing and fibrosis, fibroblasts are the key players. Although accumulating evidence has suggested the antagonistic effects of FGF2 in the activation process of fibrobl...

journal_title：PeerJ

authors： Wu B,Tang X,Zhou Z,Ke H,Tang S,Ke R

更新日期：2021-01-15 00:00:00

abstract：:We investigated population dynamics, breeding pairs, breeding habitat selection, nest density, distance between neighboring nests, nest survival, reproductive success, and recruitment rate for Black-necked Cranes (BNC, Grus nigricollis) during 2013-2015 in Yanchiwan National Nature Reserve (YCW), Gansu, China. Numbers...

journal_title：PeerJ

authors： Zhang L,An B,Shu M,Yang X

更新日期：2017-01-31 00:00:00

abstract：:Recent field trips to Member III of the Naobaogou Formation, Nei Mongol, China yielded new fossil discoveries, increasing our knowledge of the late Permian continental fauna from China. We present here a new large therocephalian, Jiufengia jiai gen. et sp. nov., represented by a partial skull with mandibles and part o...

journal_title：PeerJ

authors： Liu J,Abdala F

更新日期：2019-02-22 00:00:00

abstract：:In this work, we studied the main characteristics of flowering, reproductive system and diversity of pollinators for the biofuel plant Jatropha curcas (L.) in a site of tropical southeastern Mexico, within its center of origin. The plants were monoecious with inflorescences of unisexual flowers. The male flowers produ...

journal_title：PeerJ

authors： Rincón-Rabanales M,Vargas-López LI,Adriano-Anaya L,Vázquez-Ovando A,Salvador-Figueroa M,Ovando-Medina I

更新日期：2016-03-14 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