Teleost Fish
Teleost Fish - Related Videos
07:14
Healthy Brain-pituitary Slices for Electrophysiological Investigations of Pituitary Cells in Teleost Fish
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Cited by 8 •
2018
The article describes an optimized protocol for making viable brain-pituitary tissue slices, using the teleost fish medaka (Oryzias latipes), followed by electrophysiological recordings of pituitary cells using the patch-clamp technique with the perforated patch configuration.
07:25
Basic Methods for the Study of Reproductive Ecology of Fish in Aquaria
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Cited by 2 •
2017
A series of basic methods to enable the study of the reproductive ecology of fish kept in aquaria are described. These are useful protocols for collecting fish using SCUBA, transporting live fish, and observing the reproductive behavior of wild-caught fish kept in aquaria.
02:32
Osmoregulation in Fishes
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2019
When cells are placed in a hypotonic (low-salt) fluid, they can swell and burst. Meanwhile, cells in a hypertonic solution—with a higher salt concentration—can shrivel and die. How do fish cells avoid these gruesome fates in hypotonic freshwater or hypertonic seawater environments? Fish employ osmoregulatory strategies to balance bodily levels of water and dissolved ions (i.e., solutes), such as sodium and chloride. Imagine two solutions separated by a membrane that is permeable to water.
06:49
Sperm Collection and Computer-Assisted Sperm Analysis in the Teleost Model Japanese Medaka (Oryzias latipes)
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Cited by 3 •
2022
This article describes two quick and efficient methods for collecting sperm from the small model fish medaka (Oryzias latipes), as well as a protocol for reliably assessing sperm quality using computer-assisted sperm analysis (CASA).
07:41
Balloon Tag Manufacturing Technique for Sensor Fish and Live Fish Recovery
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Cited by 2 •
2023
A protocol is presented for designing and manufacturing balloon tags to recover Sensor Fish and live fish, allowing assessment of their physical condition and biological performance in hydraulic structures. The method optimizes balloon tag performance by considering factors such as balloon volume, inflation/deflation times, component selection, and the characteristics of the injected water.
FAQs
Teleost gills exchange gases across thin, vascularized surfaces, linking gas exchange to the animal’s overall physiology. For bioengineering, this provides organism-level context when researchers study biological interfaces or engineered tissues. Responses in the living fish can reveal functional consequences that may not be apparent from examining molecular designs or materials in isolation.
Buoyancy control, rapid development, and regenerative capacity create different experimental advantages. Buoyancy control relates to organismal function, rapid development supports developmental observation and manipulation, and regeneration enables studies of tissue repair. Together, these traits help bioengineers connect designed interventions with changes in development, tissue behavior, and recovery.
A designed tissue or biomaterial may show desired molecular or cellular behavior, but bioengineering also requires evidence of function and safety in a living system. Teleost models connect molecular design with whole-organism responses, allowing researchers to assess whether an engineered construct produces relevant effects and whether regenerative outcomes support further translation to larger animals or clinical applications.
Teleost models support genetic screening, developmental imaging, toxicology, disease modeling, and evaluation of engineered tissues or biomaterials. These uses span discovery and testing: screening identifies biological effects, imaging follows development, toxicology examines safety, disease models examine pathological responses, and tissue or material studies assess performance in a living organism.
Developmental imaging allows researchers to observe developmental processes and relate engineered or genetic changes to resulting biological responses. In teleost research, this approach complements rapid development by enabling examination during experimental studies. It helps connect molecular design or genetic perturbation with organism-level effects relevant to engineered tissues, disease models, and developmental biology.
Teleost studies help researchers assess function, safety, and regeneration before translation to larger animals or clinical applications. This positioning makes them useful when a bioengineering concept has progressed beyond molecular design but still requires organism-level evidence. Results can inform further evaluation of engineered tissues, biomaterials, or disease-related strategies in more advanced settings.