Results 91 to 100 of about 1,207,182 (342)

The exit-time problem for a Markov jump process

open access: yes, 2014
The purpose of this paper is to consider the exit-time problem for a finite-range Markov jump process, i.e, the distance the particle can jump is bounded independent of its location.
Burch, Nathanial   +2 more
core   +1 more source

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

Effects of three strength training methods on lower extremity strength, jump and sprint performance: a network meta-analysis

open access: yesFrontiers in Physiology
BackgroundWeightlifting (WT) and Plyometric training (PT) may lead to comparable enhancements in strength, jump, and sprint performance. However, these two training modalities appear to differ significantly in their primary focus and underlying ...
Shaohui Wang, Jie Zhen, Tao Xiao
doaj   +1 more source

RELATIONS OF JUMPING SUCCESSFULNESS AND STRENGTH OF UPPER LEG MUSCLES EVALUATED BY ISOKINETIC METHOD APPLIED ON TOP GYMNASTS [PDF]

open access: yesSport Mont, 2008
Research in the field of balance of agonist and antagonist muscle groups is very important in top sport. As soon as certain misbalance of antagonist muscle groups is found, it is fully justifiable to advise sportsmen and other professionals involved in ...
Dejan Madić   +2 more
doaj  

Gender-Based Analysis of Hamstring and Quadriceps Muscle Activation During Jump Landings and Cutting [PDF]

open access: yes, 2010
This study evaluated gender differences in the magnitude and timing of hamstring and quadriceps activation during activities that are believed to cause anterior cruciate ligament (ACL) injuries.
Ebben, William   +6 more
core   +1 more source

A methionine‐lined active site governs carbocation stabilization and product specificity in a bacterial terpene synthase

open access: yesFEBS Letters, EarlyView.
This study reveals a unique active site enriched in methionine residues and demonstrates that these residues play a critical role by stabilizing carbocation intermediates through novel sulfur–cation interactions. Structure‐guided mutagenesis further revealed variants with significantly altered product profiles, enhancing pseudopterosin formation. These
Marion Ringel   +13 more
wiley   +1 more source

Effect of lower-body plyometric training on athletic performance and muscle–tendon properties

open access: yesJournal of Physical Fitness and Sports Medicine, 2014
Lower-body plyometric exercises are jumping-type exercises that use an individual’s body weight or a relatively low external load as resistance. In various sports training regimens, lower-body plyometric training is used to improve athletic performance ...
Norihide Sugisaki, Sadao Kurokawa
doaj   +1 more source

The neural crest‐associated gene ERRFI1 is involved in melanoma progression and resistance toward targeted therapy

open access: yesMolecular Oncology, EarlyView.
ERRFI1, a neural crest (NC)‐associated gene, was upregulated in melanoma and negatively correlated with the expression of melanocytic differentiation markers and the susceptibility of melanoma cells toward BRAF inhibitors (BRAFi). Knocking down ERRFI1 significantly increased the sensitivity of melanoma cells to BRAFi.
Nina Wang   +8 more
wiley   +1 more source

Motion Planning for Bipedal Robot to Perform Jump Maneuver

open access: yesApplied Sciences, 2018
The remarkable ability of humans to perform jump maneuvers greatly contributes to the improvements of the obstacle negotiation ability of humans. The paper proposes a jumping control scheme for a bipedal robot to perform a high jump. The half-body of the
Xinyang Jiang   +5 more
doaj   +1 more source

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