Results 141 to 150 of about 7,358,201 (293)

Dexmedetomidine potently and reversibly regulates stress-mediated behaviors

open access: yesFrontiers in Pharmacology
AimsDemonstrate that dexmedetomidine is potentially useful for treatment of psychiatric symptoms caused by acute or chronic stress by using relevant rodent models and doses predicted to achieve sufficient brain levels to activate alpha2-adrenoceptors ...
Frank D. Yocca   +7 more
doaj   +1 more source

Echinoderm‐Inspired Autonomy for Soft‐Legged Robots

open access: yesAdvanced Robotics Research, EarlyView.
Inspired by echinoderms, a modular soft robot achieves autonomous phototaxis without a central controller or explicit communication. Each limb independently adapts its actuation timing through local sensing and short‐term memory. Coordination emerges purely from physical interactions, demonstrating resilience to changes in morphology, environment, and ...
Harmannus A. H. Schomaker   +2 more
wiley   +1 more source

Gait Analysis of Pak Biawak: A Necrobot Lizard Built using the Skeleton of an Asian Water Monitor (Varanus Salvator)

open access: yesAdvanced Robotics Research, EarlyView.
Pak Biawak, a necrobot, embodies an unusual fusion of biology and robotics. Designed to repurpose natural structures after death, it challenges conventional boundaries between nature and engineering. Its movements are precise yet unsettling, raising questions about sustainability, ethics, and the untapped potential of biointegrated machines.
Leo Foulds   +2 more
wiley   +1 more source

Waveguide Photoactuators: Materials, Fabrication, and Applications

open access: yesAdvanced Robotics Research, EarlyView.
Waveguide photoactuators convert guided light into mechanical motion. Their tethered‐flexible design enables minimally invasive surgery and confined‐space robotics. This review aims to guide materials selection, device design, and system integration, accelerating the transition of waveguide photoactuators from laboratory prototypes to versatile ...
Minjie Xi   +4 more
wiley   +1 more source

Effect of Hydroalcoholic Extract of Cinnamomum Zeylanicum on Apoptosis in the Right Prefrontal Cortex and Hippocampus of Male Rats in an Animal Model of Depression. [PDF]

open access: yesمجله علمی دانشگاه علوم پزشکی کردستان
Background and Aim: Depression is one of the most common stress-related mood disorders. Cinnamon, a widely used food spice, possesses various medicinal properties, including antioxidant, sedative, mood-enhancing and neuroprotective effects. In this study,
Mohamad Raman Moloudi   +3 more
doaj  

Backpropagation Through Soft Body: Investigating Information Processing in Brain–Body Coupling Systems

open access: yesAdvanced Robotics Research, EarlyView.
This study explores how information processing is distributed between brains and bodies through a codesign approach. Using the “backpropagation through soft body” framework, brain–body coupling agents are developed and analyzed across several tasks in which output is generated through the agents’ physical dynamics.
Hiroki Tomioka   +3 more
wiley   +1 more source

50. Using Forced Swim Test to Assess Differences in Learned Helplessness Between Sex and Adolescent Stages

open access: yes, 2019
Learned helplessness is the feeling of incapability from repeated failures over time. It is one of the factors that causes and exacerbates depression and may cause an individual to stop attempting to escape a bad situation. Examining learned helplessness
Dimarzio, Kaila, Hastings, Sarah
core  

Forced swim test in rats for evaluating antidepressant-like activity of LPM570065 and desvenlafaxine.

open access: yes, 2014
The effects of LPM570065 (black column), desvenlafaxine (red column) and vehicle (blue column) on the immobility time in the forced swim test over a 4-h post-dosing period are indicated as follows: (A) for acute administration and (B) for chronic ...
Fengying Sun (532947)   +10 more
core   +1 more source

Numerical Modeling of Photothermal Self‐Excited Composite Oscillators

open access: yesAdvanced Robotics Research, EarlyView.
We present a numerical framework for simulating photothermal self‐excited oscillations. The driving mechanism is elucidated by highlighting the roles of inertia and overshoot, as well as the phase lag between the thermal moment and the oscillation angle, which together construct the feedback loop between the system state and the environmental stimulus.
Zixiao Liu   +6 more
wiley   +1 more source

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