Results 31 to 40 of about 28,901 (266)

The first complete mitochondrial DNA of the Chinese short-limbed skink (Ateuchosaurus chinensis Gray, 1845) determined by next-generation sequencing

open access: yesMitochondrial DNA. Part B. Resources, 2021
The complete mitochondrial DNA (mtDNA) for the Chinese short-limbed skink (Ateuchosaurus chinensis Gray, 1845) was described by using next-generation sequencing. The total length of mtDNA was 16,840 bp, which contained 13 PCGs (COI-III, ND1-6, ND4L, ATP6,
Jun-Jie Zhong   +5 more
doaj   +1 more source

Complete mitochondrial genome of Hynobius dunni (Amphibia, Caudata, Hynobiidae) and its phylogenetic position

open access: yesMitochondrial DNA. Part B. Resources, 2020
Hynobius dunni is a salamander species of the genus Hynobius endemically distributed in eastern Kyushu in southwestern Japan. In this study, we determined the complete mitochondrial genome sequence and clarified the phylogenetic position of this species.
Takeshi Igawa   +3 more
doaj   +1 more source

Odorant-binding proteins in canine anal sac glands indicate an evolutionarily conserved role in mammalian chemical communication

open access: yesBMC Ecology and Evolution, 2021
Background Chemical communication is an important aspect of the behavioural ecology of a wide range of mammals. In dogs and other carnivores, anal sac glands are thought to convey information to conspecifics by secreting a pallet of small volatile ...
Sunita Janssenswillen   +7 more
doaj   +1 more source

Assessment of the Level of Pesticide Contamination in Amphibians from Cocoa Plantations at Ojo Camp-Ugboke, Southern Nigeria

open access: yesJournal of Applied Sciences and Environmental Management, 2023
Amphibian skin is extremely permeable to environmental contaminants and their health is inextricably linked to environmental health. Hence the objective of this study was to evaluate the level of pesticide contamination in amphibian tissues and their ...
O. Edo-Taiwo, M. S. O. Aisien
doaj   +1 more source

Soft Robotic Snake with Tunable Undulatory Gait for Efficient Underwater Locomotion

open access: yesAdvanced Robotics Research, EarlyView.
This study designs an underwater soft snake robot using 3D‐printed soft actuators, controlled by specific signals to generate sinusoidal undulation. Results show a positive correlation between speed and swing amplitude, with optimal performance at 2/3π phase offset, PLA tail, 1.2 voltage growth rate, and 6s undulation period achieving a maximum speed ...
Huichen Ma, Junjie Zhou, Raye Yeow
wiley   +1 more source

Hard‐Magnetic Soft Millirobots in Underactuated Systems

open access: yesAdvanced Robotics Research, EarlyView.
This review provides a comprehensive overview of hard‐magnetic soft millirobots in underactuated systems. It examines key advances in structural design, physics‐informed modeling, and control strategies, while highlighting the interplay among these domains.
Qiong Wang   +4 more
wiley   +1 more source

Mechanisms of tail resorption during anuran metamorphosis

open access: yesBiomolecular Concepts, 2017
Amphibian metamorphosis has historically attracted a good deal of scientific attention owing to its dramatic nature and easy observability. However, the genetic mechanisms of amphibian metamorphosis have not been thoroughly examined using modern ...
Nakai Yuya   +2 more
doaj   +1 more source

3D Printing of Soft Robotic Systems: Advances in Fabrication Strategies and Future Trends

open access: yesAdvanced Robotics Research, EarlyView.
Collectively, this review systematically examines 3D‐printed soft robotics, encompassing material selections, function integration, and manufacturing methodologies. Meanwhile, fabrication strategies are analyzed in order of increasing complexity, highlighting persistent challenges with proposed solutions.
Changjiang Liu   +5 more
wiley   +1 more source

Identification of tumor-related genes via RNA sequencing of tumor tissues in Xenopus tropicalis

open access: yesScientific Reports, 2023
Cancer treatment is still challenging because the disease is often caused by multiple mutations. Although genomic studies have identified many oncogenes and tumor suppressor genes, gene sets involved in tumorigenesis remain poorly understood.
Kazuki Kitamura   +9 more
doaj   +1 more source

Soft Actuators Integrated with Control and Power Units: Approaching Wireless Autonomous Soft Robots

open access: yesAdvanced Robotics Research, EarlyView.
Soft robots exhibit significant development potential in various applications. However, there are still key technical challenges regarding material improvement, structure design and components integration. This review focuses on the development and challenge of soft actuators, power components, and control components in untethered intelligent soft ...
Renwu Shi, Feifei Pan, Xiaobin Ji
wiley   +1 more source

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