Background The incidences of premature coronary heart disease present a rising trend worldwide. The possible risk factors that may predict the incidence of repeat percutaneous coronary intervention (PCI) in premature acute coronary syndrome (ACS) remains unclear....

["Biochemistry","Cardiology"]
doi:10.7717/peerj.6804

Real-time quantitative reverse transcription-PCR (qRT-PCR) is an undeniably effective tool for measuring levels of gene expression, but the accuracy and reliability of the statistical data obtained depend mainly on the basal expression of selected housekeeping...

["Agricultural Science","Aquaculture, Fisheries and Fish Science","Biochemistry","Marine Biology"]
doi:10.7717/peerj.6834

Ocean warming threatens the functioning of coral reef ecosystems by inducing mass coral bleaching and mortality events. The link between temperature and coral bleaching is now well-established based on observations that mass bleaching events usually occur when...

["Marine Biology","Climate Change Biology","Biological Oceanography"]
doi:10.7287/peerj.preprints.27686v1
490 downloads
924 views

Detecting population declines is a critical task for conservation biology. The spatiotemporal variability of populations, along with logistical difficulties in population estimation, makes this task difficult. Here we call attention to a possible bias in estimates...

["Conservation Biology","Ecology","Natural Resource Management","Population Biology"]
doi:10.7287/peerj.preprints.27507v3

The electronic medical record (EMR) is a source of clinical information and is used for clinical research. Clinical researchers leverage this information by employing staffs to manually extracting data from the unstructured text. This process can be both error-prone...

["Epidemiology","Evidence Based Medicine"]
doi:10.7287/peerj.preprints.27685v1

Evidence-based medicine (EBM) involves determining treatment that matches the needs of each patient by integrating the best and latest available “scientific evidence” and “clinical skills”. Systematic review and meta-analysis refer to the process of searching databases...

["Epidemiology","Evidence Based Medicine"]
doi:10.7287/peerj.preprints.27684v1

While many microbes could be cultivated on common nutrient medium from environmental samples, there is perhaps a larger consortium of microbes that could not be brought under cultivation. Known as viable but non-culturable (VBNC) microbes, many facets of cell biology,...

["Biochemistry","Biotechnology","Cell Biology","Genomics","Microbiology"]
doi:10.7287/peerj.preprints.27683v1

In the past decades a number of software programs have been developed to deduce the phylogenetic relationship between populations. However, these programs are not suited for large-scale whole genome data. Recently, a few standalone or web applications have been...

["Bioinformatics","Evolutionary Studies","Genetics","Genomics","Population Biology"]
doi:10.7287/peerj.preprints.27682v1

After decades of human-deterministic explanations for the collapse of the ancient Rapanui civilization that inhabited Easter Island (Rapa Nui) before European contact (1722 CE), paleoecological studies developed during the last decade have provided sound evidence...

["Ecology","Coupled Natural and Human Systems","Climate Change Biology","Environmental Impacts","Food, Water and Energy Nexus"]
doi:10.7287/peerj.preprints.27681v1
1 download
1 view

It has been well proved that melatonin participates in the regulation of the seasonal reproduction of ewes. However, the effects of short term treatment of melatonin on ewe’s ovulation are still to be clarified. In this study, the effects of melatonin on the number...

["Agricultural Science","Cell Biology","Developmental Biology"]
doi:10.7717/peerj.6750
1 download
1 view

Background Variation in management across elephant camps likely has differential effects on the well-being of elephants. Methods This study calculated body condition, foot health and skin wound scores (WSs) for 122 elephants from 15 elephant camps in Chiang Mai...

["Agricultural Science","Conservation Biology","Veterinary Medicine","Zoology","Environmental Impacts"]
doi:10.7717/peerj.6756
1 download
1 view

Diatoms are unicellular algae present almost wherever there is water. Diatom identification has many applications in different fields of study, such as ecology, forensic science, etc. In environmental studies, algae can be used as a natural water quality indicator....

["Bioinformatics","Marine Biology","Microbiology","Taxonomy","Freshwater Biology"]
doi:10.7717/peerj.6770
1 download
1 view

Mesquite trees are the preferred dendroenergy sources in arid and semi-arid forests. In spite of their relative importance, regional aboveground biomass (AGB) equations for mesquite trees are scarce in the scientific literature. For that reason, the aims of this...

["Natural Resource Management","Forestry"]
doi:10.7717/peerj.6782
2 downloads
2 views

Background Recently, much attention has been paid to the role of neuromuscular function in long-distance running performance. Complex Training (CT) is a combination training method that alternates between performing heavy resistance exercises and plyometric exercises...

["Anthropology","Kinesiology"]
doi:10.7717/peerj.6787
1 download
1 view

Marine viruses impact global biogeochemical cycles via their influence on host community structure and function, yet our understanding of viral ecology is constrained by limitations in host culturing and a lack of reference genomes and ‘universal’ gene markers...

["Bioinformatics","Genomics","Marine Biology","Microbiology","Virology"]
doi:10.7717/peerj.6800

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