Results 71 to 80 of about 802,761 (299)

Organ‐specific redox imbalances in spinal muscular atrophy mice are partially rescued by SMN antisense oligonucleotides

open access: yesFEBS Letters, EarlyView.
We identified a systemic, progressive loss of protein S‐glutathionylation—detected by nonreducing western blotting—alongside dysregulation of glutathione‐cycle enzymes in both neuronal and peripheral tissues of Taiwanese SMA mice. These alterations were partially rescued by SMN antisense oligonucleotide therapy, revealing persistent redox imbalance as ...
Sofia Vrettou, Brunhilde Wirth
wiley   +1 more source

Time optimal positioning control of a quadruped robot for trot gait

open access: yesNihon Kikai Gakkai ronbunshu, 2017
A design method of time-optimal trajectory of quadruped robots from an initial position to a target position is developed for trot gait. The designed trajectory consists of three phases, acceleration phase, steady walk phase and deceleration phase.
Yuhei SUZUKI, Hisashi OSUMI
doaj   +1 more source

Geometric phase in open systems: beyond the Markov approximation and weak coupling limit

open access: yes, 2006
Beyond the quantum Markov approximation and the weak coupling limit, we present a general theory to calculate the geometric phase for open systems with and without conserved energy.
A. Ekert   +6 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

Исследование бифуркационных диаграмм дробной динамической системы Селькова для описания автоколебательных режимов микросейсм

open access: yesVestnik KRAUNC: Fiziko-Matematičeskie Nauki
В статье исследуется динамические режимы дробной системы Селькова с переменной наследственностью (памятью). Эффект переменной наследственности означает, что наследственность изменяется во времени, т.е. зависимость текущего состояния системы от предыдущих
Паровик, Р.И.
doaj   +1 more source

Single-Leg Structural Design and Foot Trajectory Planning for a Novel Bioinspired Quadruped Robot

open access: yesComplexity, 2021
To meet the stability requirements for moving quadruped robots, it is important to design a rational structure for a single leg and plan the trajectory of the foot.
Mingfang Chen   +5 more
doaj   +1 more source

Online Learning for Ground Trajectory Prediction [PDF]

open access: yes, 2012
This paper presents a model based on an hybrid system to numerically simulate the climbing phase of an aircraft. This model is then used within a trajectory prediction tool.
Hadjaz, Areski   +3 more
core   +2 more sources

Experimental Observation of a Topological Phase in the Maximally Entangled State of a Pair of Qubits

open access: yes, 2007
Quantum mechanical phase factors can be related to dynamical effects or to the geometrical properties of a trajectory in a given space - either parameter space or Hilbert space.
A. Bohm   +6 more
core   +1 more source

Linking neurogenesis, oligodendrogenesis, and myelination defects to neurodevelopmental disruption in primary mitochondrial disorders

open access: yesFEBS Letters, EarlyView.
Mitochondrial remodeling shapes neural and glial lineage progression by matching metabolic supply with demand. Elevated OXPHOS supports differentiation and myelin formation, while myelin compaction lowers mitochondrial dependence, revealing mitochondria as key drivers of developmental energy adaptation.
Sahitya Ranjan Biswas   +3 more
wiley   +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

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