Results 61 to 70 of about 222,154 (268)

DNA taxonomy reveals high species diversity among the stygobiont genus Metastenasellus (Crustacea, Isopoda) in African groundwater [PDF]

open access: yesSubterranean Biology
This study aimed to explore the species diversity within the isopod genus Metastenasellus in Benin and Cameroon. Compared to other parts of the world, the described diversity of stygobiotic crustaceans in Africa is low due to a dearth of studies and ...
Moïssou Lagnika   +4 more
doaj   +3 more sources

Structural insights into an engineered feruloyl esterase with improved MHET degrading properties

open access: yesFEBS Letters, EarlyView.
A feruloyl esterase was engineered to mimic key features of MHETase, enhancing the degradation of PET oligomers. Structural and computational analysis reveal how a point mutation stabilizes the active site and reshapes the binding cleft, expading substrate scope.
Panagiota Karampa   +5 more
wiley   +1 more source

BioNames - Phylogenies? Yes, phylogenies

open access: yes, 2013
One of the things that didn't make last week's deadline for launching BioNames was the inclusion of phylogenies.
openaire   +1 more source

Deep‐sea caridean shrimps collected from the South China Sea with emphasizing their phylogenetic relationships

open access: yesEcology and Evolution
Despite the high biological and ecological diversity of the South China Sea, limited research has been conducted on the deep‐sea species diversity of caridean shrimps.
Zhibin Gan, Xuefeng Fang, Xinzheng Li
doaj   +1 more source

Morphological and DNA sequence data uncover a new millipede species in the Thyropygus opinatus subgroup and assign T. peninsularis to this subgroup (Diplopoda: Spirostreptida: Harpagophoridae) [PDF]

open access: yesPeerJ
The millipede genus Thyropygus Pocock, 1894 is one of the most diverse genera within the family Harpagophoridae in Southeast Asia. The Thyropygus opinatus subgroup, belonging to the T.
Piyatida Pimvichai   +4 more
doaj   +2 more sources

Diversity and complexity in neural organoids

open access: yesFEBS Letters, EarlyView.
Neural organoid research aims to expand genetic diversity on one side and increase tissue complexity on the other. Chimeroids integrate multiple donor genomes within single organoids. Self‐organising multi‐identity organoids, exogenous cell seeding, or enforced assembly of region‐specific organoids contribute to tissue complexity.
Ilaria Chiaradia, Madeline A. Lancaster
wiley   +1 more source

Giant Sticks from Vietnam and China, with three new taxa including the second longest insect known to date (Phasmatodea, Phasmatidae, Clitumninae, Pharnaciini)

open access: yesEuropean Journal of Taxonomy, 2014
Two new species and one subspecies of Pharnaciini, belonging to two different genera, are described from Vietnam: one species and subspecies of Phryganistria Stål, 1875 and one species of Phobaeticus Brunner von Wattenwyl, 1907.
Joachim Bresseel, Jérôme Constant
doaj   +1 more source

Organizing the interface—Plasma membrane architecture and receptor dynamics in virus‐cell interactions

open access: yesFEBS Letters, EarlyView.
Plasma membranes contain dynamic nanoscale domains that organize lipids and receptors. Because viruses operate at similar scales, this architecture shapes early infection steps, including attachment, receptor engagement, and entry. Using influenza A virus and HIV‐1 as examples, we highlight how receptor nanoclusters, multivalent glycan interactions ...
Jan Schlegel, Christian Sieben
wiley   +1 more source

Emotion and Phylogeny.

open access: yesThe Japanese Journal of Physiology, 1999
Gentle handling of mammals (rats, mice) and lizards (Iguana), but not of frogs (Rana) and fish (Carassius), elevated the set-point for body temperature (i.e., produced an emotional fever) achieved only behaviorally in lizards. Heart rate, another detector of emotion in mammals, was also accelerated by gentle handling, from ca. 70 beats/min to ca.
openaire   +3 more sources

Phylogeny of Viruses ☆

open access: yes, 2017
Biological species, including viruses, change through generations and over time in the process known as evolution. Viruses may evolve at high, uneven, and fluctuating rates among genome sites. The accumulated changes, through either mutation or recombination with other species, are first fixed in the genome of successful individuals that give rise to ...
Gorbalenya, Alexander E., Lauber, C.
openaire   +1 more source

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