Results 51 to 60 of about 84,087 (320)

Spider Ecology and Behaviour—Spiders as Model Organisms

open access: yesInsects, 2023
Spiders are versatile and ubiquitous generalist predators that can be found in all terrestrial ecosystems except for Antarctica [...]
Hesselberg, T, Gálvez, D
openaire   +3 more sources

Enhancing Form Stability: Shrink‐Resistant Hydrogels Made of Interpenetrating Networks of Recombinant Spider Silk and Collagen‐I

open access: yesAdvanced Healthcare Materials, EarlyView.
A shrinkage‐resistant hydrogel is developed to confer post‐fabrication shape fidelity. The hydrogel, based on recombinant spider silk protein eADF4(C16)‐RGD and collagen‐I, exhibits tunable mechanical properties and shrink‐resistance in the presence of fibroblasts as well as muscle cells.
Xuen J. Ng   +10 more
wiley   +1 more source

Biological conduits based on spider silk for reconstruction of extended nerve defects

open access: yesInnovative Surgical Sciences
The availability of appropriate conduits remains an obstacle for successful reconstruction of long-distance nerve defects. In previous sheep trials, we were able to bridge 6 cm nerve gaps with nerve conduits based on spider silk fibers with full ...
Vogt Peter M.   +6 more
doaj   +1 more source

Erstfund von Hahnia picta (Araneae, Hahniidae) in Deutschland – mit Angaben zu Habitatpräferenz und Verbreitung

open access: yesArachnologische Mitteilungen, 2007
A female of the dwarf sheet spider Hahnia picta Kulczynski, 1897 was found in an old castle park in Berlin (Germany). All published records as well as unpublished records from Austria are listed and mapped. This species is rarely recorded.
Kielhorn, Karl-Hinrich, Blick, Theo
doaj   +1 more source

Biofunctionalization of ADA‐GEL Hydrogels Based on the Degree of Cross‐Linking and Polymer Concentration Improves Angiogenesis

open access: yesAdvanced Healthcare Materials, EarlyView.
The biocompatibility of alginate dialdehyde (ADA) and gelatin (GEL) hydrogels cross‐linked with human transglutaminase (hTG) is demonstrated in vivo with a high degree of stability and angiogenic potential. The additional enzymatic cross‐linker hTG and the increased concentration improve stability and angiogenic potential. The X‐ray microscopy (XRM) is
Stefanie Heltmann‐Meyer   +12 more
wiley   +1 more source

Description of the unknown male of Ozyptila tenerifensis (Araneae: Thomisidae)

open access: yesArachnologische Mitteilungen, 2017
The unknown male of Ozyptila tenerifensis Wunderlich, 1992 endemic to Tenerife is described. This species is rarely collected and seems restricted to litter of understory broadleaf bushes in the Canary pine forest zone.
Lissner, Jørgen
doaj   +1 more source

A Bio‐Inspired Perspective on Materials Sustainability

open access: yesAdvanced Materials, EarlyView.
This perspective discusses natural materials as inspiration for sustainable engineering designs and the processing of materials. First, circularity, longevity, parsimony, and activity are presented as essential material paradigms. The perspective then uses many examples of natural and technical materials to introduce principles such as oligo ...
Wolfgang Wagermaier   +2 more
wiley   +1 more source

Distributions of Invasive Arthropods across Heterogeneous Urban Landscapes in Southern California: Aridity as a Key Component of Ecological Resistance

open access: yesInsects, 2019
Urban systems often support large numbers of non-native species, but due to the heterogeneity of urban landscapes, species are not evenly distributed. Understanding the drivers of ecological resistance in urban landscapes may help to identify habitats ...
Weston J. Staubus   +3 more
doaj   +1 more source

A new approach to the $SL_n$ spider [PDF]

open access: yesarXiv, 2018
The $SL_n$ spider gives a diagrammatic way to encode the representation category of the quantum group $U_q(sl_n)$. The aim of this paper is to define a new spider that contains the $SL_n$ spider. The new spider is defined by generators and relations, according to fairly simple rules that start with combinatorial data coming from the root system of ...
arxiv  

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