Results 161 to 170 of about 194,636 (357)

Analyzing the Tribological Combination of Microstructure and Lubricant in Beetle Joints for the Development of Environmentally Friendly Lubricants

open access: yesProceedings
Insects optimize friction in their joints by combining microstructures with a—so far unknown—lubricant. To develop environmentally friendly lubricants, we research the sophisticated tribological system found in the joints of beetles.
Cornelia Friederike Pichler   +4 more
doaj   +1 more source

Arthroscopic Bone Graft Remplissage Using Flexible Bone Allograft for Treatment of Hill‐Sachs Lesions in Anterior Shoulder Instability

open access: yesArthroscopy Techniques, EarlyView.
Hill‐Sachs lesions are defects in the posterior humeral head from anterior glenoid impaction during dislocation. Left untreated, they can contribute to failure after arthroscopic Bankart repair. Arthroscopic remplissage, involving capsulotenodesis of the posterior capsule and infraspinatus tendon, is the most frequently performed approach to address ...
Sailesh V. Tummala   +3 more
wiley   +1 more source

Efeito ambiental, espacial e temporal na estruturação das assembleias de Scarabaeinae (coleoptera : scarabaeidae) na mata atlântica do sul do Brasil [PDF]

open access: yes, 2015
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro de Ciências Biológicas, Programa de Pós-Graduação em Ecologia, Florianópolis, 2015.Entender os processos pelos quais a diversidade beta é gerada é um dos principais objetivos da ecologia ...
Silva, Pedro Giovâni da
core  

Fresh Talus Allograft Preparation for the Treatment of a Large Off‐Track Hill‐Sachs Lesion

open access: yesArthroscopy Techniques, EarlyView.
Abstract Large off‐track Hill‐Sachs lesions present a significant challenge in the management of recurrent anterior shoulder instability, particularly in young, active patients. Traditional Hill‐Sachs management procedures include remplissage, coracoid transfer and free bone block reconstruction, which all carry associated limitations, including non ...
Michael J. Nocek   +5 more
wiley   +1 more source

Combined Medial Unicompartmental Knee Arthroplasty and Revision Allograft Anterior Cruciate Ligament Reconstruction

open access: yesArthroscopy Techniques, EarlyView.
Abstract Combined medial unicompartmental knee arthroplasty and revision anterior cruciate ligament reconstruction with an Achilles tendon allograft offers a promising solution for young, active patients with isolated medial compartment osteoarthritis and a failed prior anterior cruciate ligament reconstruction.
Ryan J. Froom   +6 more
wiley   +1 more source

The beetle fauna of Dominica, Lesser Antilles (Insecta: Coleoptera) : diversity and distribution

open access: yes, 2006
The beetle fauna of the island of Dominica is summarized. It is presently known to contain 269 genera, and 361 species (in 42 families), of which 347 are named at a species level. Of these, 62 species are endemic to the island.
Peck, Stewart B.
core  

Arthroscopic Posterior Glenoid Bone Block Using an Adapted Anterior Glenoid Guide and Independent Cortical Button Fixation

open access: yesArthroscopy Techniques, EarlyView.
Abstract Recurrent posterior shoulder instability associated with posterior glenoid bone loss remains challenging. Arthroscopic bone block procedures have gained popularity due to their minimally invasive nature and their ability to restore glenoid concavity while addressing associated intra‐articular pathology.
Pablo Cañete San Pastor   +1 more
wiley   +1 more source

Loss, persistence and reversal of phenotypic traits

open access: yesBiological Reviews, EarlyView.
ABSTRACT The irreversibility of complex trait loss has long been a tenet of evolutionary biology. However, this idea is increasingly at odds with the numerous documented exceptions across the Tree of Life. We synthesise this growing body of evidence across a diverse array of taxa and traits, exploring the evolutionary conditions that enable ...
Giobbe Forni   +4 more
wiley   +1 more source

Oak as retention tree in commercial spruce forests [PDF]

open access: yes, 2013
Retaining trees valuable for biodiversity is a common conservation measure. There are indications that such trees have important benefits for the diversity of many species groups.
Koch Widerberg, Maria
core  

Orchard netting impacts on biodiversity leading to cascading effects at the ecosystem level

open access: yesBiological Reviews, EarlyView.
ABSTRACT Agriculture must ensure food production without further compromising the ecosystem functions upon which it depends. Agricultural practices should therefore avoid harming farmland biodiversity, especially of taxa that supply the key ecosystem services (e.g.
Corrado Alessandrini   +13 more
wiley   +1 more source

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