Results 31 to 40 of about 142,585 (248)

Selection of Appropriate Metagenome Taxonomic Classifiers for Ancient Microbiome Research

open access: yesmSystems, 2018
Metagenomics enables the study of complex microbial communities from myriad sources, including the remains of oral and gut microbiota preserved in archaeological dental calculus and paleofeces, respectively.
Irina M. Velsko   +4 more
doaj   +3 more sources

Bayesian modeling of recombination events in bacterial populations [PDF]

open access: yes, 2008
Background: We consider the discovery of recombinant segments jointly with their origins within multilocus DNA sequences from bacteria representing heterogeneous populations of fairly closely related species.
Pekka Marttinen   +46 more
core   +4 more sources

Measuring fragmentation of open space in urbanised Flanders: an evaluation of four methods [PDF]

open access: yes, 2016
The open space in Flanders, the northern part of Belgium, can hardly be seen as really open. From the Middle Ages onward this area has been known for its spread out development pattern, which has even strengthened in recent decades.
Tempels, Barbara, Verbeek, Thomas
core   +4 more sources

On the origin of the Almahata-Sitta meteorite and 2008TC3 asteroid [PDF]

open access: yes, 2012
Asteroid 2008TC3 was a Near Earth Asteroid that impacted the Earth on 2008 October 7. Meteorites were produced by the break-up of 2008TC3 in the high atmosphere and at present, about 600 meteorites - called Almahata Sitta - coming from 2008TC3 have been ...
Alessandro Morbidelli   +53 more
core   +2 more sources

Understanding Predication in Conceptual Spaces [PDF]

open access: yes, 2016
We argue that a cognitive semantics has to take into account the possibly partial information that a cognitive agent has of the world. After discussing Gärdenfors's view of objects in conceptual spaces, we offer a number of viable
Masolo, Claudio, Porello, Daniele
core   +1 more source

Crinoid phylogeny: a preliminary analysis (Echinodermata: Crinoidea) [PDF]

open access: yes, 2004
We describe the first molecular and morphological analysis of extant crinoid high-level inter-relationships. Nuclear and mitochondrial gene sequences and a cladistically coded matrix of 30 morphological characters are presented, and analysed by ...
Ameziane, N.   +3 more
core   +3 more sources

RNA interference in marine and freshwater sponges [PDF]

open access: yes, 2011
Background: The marine sponge Tethya wilhelma and the freshwater sponge Ephydatia muelleri are emerging model organisms to study evolution, gene regulation, development, and physiology in non-bilaterian animal systems. Thus far, functional methods (i.e.,
Cieniewicz, Brandon   +12 more
core   +1 more source

Untargeted lipidomic features associated with colorectal cancer in a prospective cohort. [PDF]

open access: yes, 2018
BackgroundEpidemiologists are beginning to employ metabolomics and lipidomics with archived blood from incident cases and controls to discover causes of cancer.
Cai, Xiaoming   +11 more
core   +3 more sources

Numerical simulation of electric signal in the cyber-physical immunosensor system on rectangular lattice in R package [PDF]

open access: yes, 2019
Проведено чисельне моделювання електричного сигналу з перетворювача в кіберфізичній імуносенсорній системі на прямокутній решітці з використанням диференціальних рівнянь із запізненням за допомогою пакета R.
Sverstiuk, Andrii   +1 more
core   +1 more source

PCA and K-Means decipher genome

open access: yes, 2008
In this paper, we aim to give a tutorial for undergraduate students studying statistical methods and/or bioinformatics. The students will learn how data visualization can help in genomic sequence analysis.
A Zinovyev   +8 more
core   +2 more sources

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