Results 1 to 10 of about 69,368 (333)

Shape variation in the carapace of Chinese mitten crabs (Eriocheir sinensis H. Milne Edwards, 1853) in Yangcheng Lake during the year-long culture period [PDF]

open access: goldThe European Zoological Journal, 2022
To evaluate whether ontogenetic development over the grow-out culture period can cause geographical plasticity of carapace shape in a certain region, geometric morphometric analysis was used, in this study, to determine the ontogenetic changes in the ...
J. Xue   +4 more
doaj   +3 more sources

Carapace microbiota in American lobsters (Homarus americanus) associated with epizootic shell disease and the green gland [PDF]

open access: goldFrontiers in Microbiology, 2023
Epizootic Shell Disease (ESD) has posed a great threat, both ecologically and economically, to the American lobster population of Long Island Sound since its emergence in the late 1990s.
Anna Schaubeck   +5 more
doaj   +3 more sources

Cloning and Expression of Col10a1 Gene and Its Response to Wnt/TGF-β Signaling Inhibitors in the Chinese Three-Keeled Pond Turtle (Mauremys reevesii) [PDF]

open access: yesAnimals
The formation of the Chinese three-keeled pond turtle (Mauremys reevesii) carapace is a complex biological event involving developmental processes such as collagen deposition and ossification.
Yue Li   +11 more
doaj   +2 more sources

Ultrasound-Assisted Decalcification Process Optimizationof Carapace of Chinese Soft-shelled Turtle and Biochemical Characterization of Collagen

open access: greenShipin gongye ke-ji, 2022
In order to determine the technological conditions for decalcification of the carapace from the Chinese soft-shelled turtle(Pelodiscus sinensis), the decalcification conditions were optimized under ultrasonic assisted treatment with hydrochloric acid as ...
Qiongyu ZHAO   +4 more
doaj   +2 more sources

Countermeasure Tool - Carapace for Network Security

open access: bronzeInternational Journal of Network Security & Its Applications, 2011
Now a day frequency of attacks on network is increased. In this, denial of services (DOS) and IP spoofing are more common. It is very difficult to find out these attacks. Denial of services (DOS) and its type Distributed denial of services (DDOS) are significant problem because it is very hard to detect it.
Anand Singh Bisen   +2 more
openalex   +2 more sources

The endoskeletal origin of the turtle carapace [PDF]

open access: yesNature Communications, 2013
The turtle body plan, with its solid shell, deviates radically from those of other tetrapods. The dorsal part of the turtle shell, or the carapace, consists mainly of costal and neural bony plates, which are continuous with the underlying thoracic ribs and vertebrae, respectively. Because of their superficial position, the evolutionary origins of these
Tatsuya Hirasawa, Shigeru Kuratani
exaly   +3 more sources

Hydrodynamic performance of Ordovician archaeostracan carapaces

open access: goldPLOS ONE
The diversification of macroscopic pelagic arthropods such as caryocaridid archaeostracans was a crucial aspect of the Great Ordovician Biodiversification Event, and the plankton revolution. A pelagic mode of life has been inferred for caryocaridids from their common presence in black graptolitic shales alongside carapace morphologies that appear ...
Stephen Pates, Yuan Xue
openalex   +7 more sources

Improved YOLOv8-Based Method for the Carapace Keypoint Detection and Size Measurement of Chinese Mitten Crabs [PDF]

open access: goldAnimals
The carapace size of the Chinese mitten crab (Eriocheir sinensis) is a vital indicator for assessing the growth performance of crabs. However, measuring the carapace sizes of Chinese mitten crabs remains challenging due to environmental complexity ...
Ke Chen   +7 more
doaj   +2 more sources

Comparative architecture of the tessellated boxfish (Ostracioidea) carapace

open access: yesCommunications Biology
Tessellations (surface architectures of arrays of hard tiles) are common in natural and man-made designs. Boxfishes (Ostracioidea) are almost completely encased in a tessellated armor and have evolved a plethora of cross-sectional carapace shapes, yet ...
Lennart Eigen   +6 more
doaj   +5 more sources

Variation in the shell elements of Chrysemys picta bellii (Gray 1831)

open access: yesVertebrate Anatomy, Morphology, Palaeontology, 2023
Variation in the Shell Elements of Chrysemys picta bellii (Gray 1831) Assignment of fossil turtle shell elements to a specific taxon is often difficult because the range of variation within the population is usually not well characterized.
Joseph Corsini
doaj   +1 more source

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