Results 21 to 30 of about 12,892 (263)

DNA Methylation of T1R1 Gene in the Vegetarian Adaptation of Grass Carp Ctenopharyngodon idella

open access: yesScientific Reports, 2018
Although previous studies have indicated importance of taste receptors in food habits formation in mammals, little is known about those in fish. Grass carp is an excellent model for studying vegetarian adaptation, as it shows food habit transition from ...
Wenjing Cai   +3 more
doaj   +1 more source

Relationship between biological characteristics of fish and their contamination with trace metals: a case study of perch Perca fluviatilis L. in the Baltic Sea; pp. 193–201 [PDF]

open access: yesProceedings of the Estonian Academy of Sciences, 2013
Biological characteristics of fish are expected to affect the bioaccumulation patterns of trace metals in aquatic organisms. Nonetheless, this topic is relatively unstudied among fish species.
Leili Järv, Jonne Kotta, Mart Simm
doaj   +1 more source

Perch Positioning Affects both Laying Hen Locomotion and Forces Experienced at the Keel

open access: yesAnimals, 2020
The aim of this study was to assess the effect of perch positioning on laying hens’ locomotion and the resulting energy experienced at the keel. Twenty Nick Chick and 20 Brown Nick hens were trained to transition from a platform to a perch in several ...
Christina Rufener   +3 more
doaj   +1 more source

Expansion of sweet taste receptor genes in grass carp (Ctenopharyngodon idellus) coincided with vegetarian adaptation

open access: yesBMC Evolutionary Biology, 2020
Background Taste is fundamental to diet selection in vertebrates. Genetic basis of sweet taste receptor in the shaping of food habits has been extensively studied in mammals and birds, but scarcely studied in fishes.
Xiao-Chen Yuan   +5 more
doaj   +1 more source

Structural indices of the European perch (Perca fluviatilis Linnaeus, 1758) population in the Kremenchuk reservoir

open access: yesRibogospodarsʹka Nauka Ukraïni, 2022
Objective. Analysis of the structural parameters of the perch (Perca fluviatilis L.) population in the Kremenchuk Reservoir in the world of the development of the program of stocking large flat reservoirs of the Dnipro with juveniles of Far Eastern ...
M. Leuskyy   +4 more
doaj   +1 more source

Perch

open access: yes, 2022
This is a book mark created by ...
openaire   +1 more source

Scansorial Landing and Perching [PDF]

open access: yes, 2011
We describe an approach whereby small unmanned aircraft can land and perch on outdoor walls. Our prototype uses an ultrasonic sensor to initiate a pitch-up maneuver as it flies toward a wall. As it begins to stall, it contacts the wall with compliant “feet” equipped with rows of miniature spines that engage asperities on the surface.
Alexis Lussier Desbiens   +2 more
openaire   +1 more source

Domestication drive the changes of immune and digestive system of Eurasian perch (Perca fluviatilis). [PDF]

open access: yesPLoS ONE, 2017
Domestication has altered a variety of traits within the Eurasian perch (Perca fluviatilis), including phenotypic, physiological and behavioral traits of Eurasian perch (Perca fluviatilis).
Xiaowen Chen   +7 more
doaj   +1 more source

Monitoring of invasions of family Percidae in the Volga-Caspian fishery basin

open access: yesТрансформация экосистем, 2023
This paper presents long-term data on the occurrence of parasites of commercially valuable fish species, the common zander (Sander lucioperca (Linnaeus, 1758)) and the perch (Perca fluviatilis Linnaeus, 1758).
Elena Voronina   +2 more
doaj   +1 more source

Gene Correction Enhances Dopaminergic Cell Therapy in a Nonhuman Primate Model of Parkinson's Disease

open access: yesAdvanced Science, EarlyView.
LRRK2‐mutant induced pluripotent stem cells (iPSCs) were derived from a patient with Parkinson's disease (PD). Using CRISPR/Cas9–mediated gene editing, the pathogenic LRRK2 mutations were precisely corrected, and isogenic dopaminergic neural progenitor cells (DA‐NPCs) were subsequently generated.
Qing Yan   +29 more
wiley   +1 more source

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