CN108112510A - A kind of physical method of the enhancing indoor culture juvenile fish anti-stress ability of economy - Google Patents

A kind of physical method of the enhancing indoor culture juvenile fish anti-stress ability of economy Download PDF

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Publication number
CN108112510A
CN108112510A CN201711338377.8A CN201711338377A CN108112510A CN 108112510 A CN108112510 A CN 108112510A CN 201711338377 A CN201711338377 A CN 201711338377A CN 108112510 A CN108112510 A CN 108112510A
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CN
China
Prior art keywords
fish
juvenile fish
stress ability
stress
indoor culture
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CN201711338377.8A
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Chinese (zh)
Inventor
郑家浪
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Zhejiang Ocean University ZJOU
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Zhejiang Ocean University ZJOU
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Priority to CN201711338377.8A priority Critical patent/CN108112510A/en
Publication of CN108112510A publication Critical patent/CN108112510A/en
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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K61/00Culture of aquatic animals
    • A01K61/10Culture of aquatic animals of fish
    • A01K61/13Prevention or treatment of fish diseases
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/80Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
    • Y02A40/81Aquaculture, e.g. of fish

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  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Marine Sciences & Fisheries (AREA)
  • Zoology (AREA)
  • Animal Husbandry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Farming Of Fish And Shellfish (AREA)

Abstract

The invention discloses a kind of physical methods of the enhancing indoor culture juvenile fish anti-stress ability of economy; this method carries out radiation treatment with blue led to juvenile fish; improve the activity of catalase and superoxide dismutase in juvenile fish liver; active oxygen excessive caused by physical stress can effectively be removed; enhance the anti-stress ability of juvenile fish, protect cells from oxidative damage;This method need not add antioxidant and aquifer amendment, avoid the secondary pollution of water body, while also avoid the Species Competition of fish without using Polyculture.

Description

A kind of physical method of the enhancing indoor culture juvenile fish anti-stress ability of economy
Technical field
The present invention relates to biological technical field, more particularly, to a kind of enhancing indoor culture juvenile fish anti-stress ability of economy Physical method.
Background technology
Indoor cement pit nursery energy manual control water quality and water temperature completely, make shadow of the fry from water quality and Changes in weather It rings, therefore Rapid Popularization and extensive use in marine industry.However, due to the excessive intervention of the mankind, facet when cultivating seedling Facing stress threaten.Stress seedling disease resistance weaken, it is easy to it is dead, be also present with deformity or growth the day after tomorrow even if surviving Suppression.Therefore, it is in the urgent need to address as aquaculture industry how to improve the anti-stress ability of indoor culture seedling Problem.The method of traditional enhancing anti-stress ability mainly includes dietary methods(Bait adds antioxidant), chemical method (Aquifer amendment)And ecological approach(Sample mixing pattern).These methods may cause secondary pollution of water and Species Competition, and And cost is higher.
The content of the invention
It, should it is an object of the invention to provide a kind of physical method of the enhancing indoor culture juvenile fish anti-stress ability of economy Method can significantly increase the anti-stress ability of juvenile fish, and the energy consumption of LED is small, while avoid the water body two caused by conventional method Secondary pollution and Species Competition.
The technical solution taken to achieve the above object of the present invention is:A kind of enhancing indoor culture juvenile fish of economy resists should The physical method for the ability of swashing, this method are:By juvenile fish under the irradiation of blue led.It the method increase in juvenile fish liver The activity of catalase and superoxide dismutase can effectively remove active oxygen excessive caused by physical stress, Enhance the anti-stress ability of juvenile fish, protect cells from oxidative damage;This method need not add antioxidant and aquifer amendment, The secondary pollution of water body is avoided, while also avoids the Species Competition of fish without using Polyculture.
Preferably, blue led peak wavelength is 450nm.The condition can not only further alleviate the oxidative stress of juvenile fish, Also there are the potentiality for promoting juvenile growth development, while enhance the immunity of juvenile fish, alleviate immunotoxicity.
Preferably, irradiation intensity is 0.9 W/m2.Under the conditions of being somebody's turn to do, juvenile fish is quieter, contributes to the people during cultivation Work operates, and what reduction juvenile fish was subject to stress.
Preferably, the condition of indoor culture juvenile fish is:25-28 °C of water temperature, dissolved oxygen 6.5-8mg/L, pH value 7-8.It should Under the conditions of, the anaerobic bacteria in water body cannot quickly breed, and reduce the corruption of organic matter, avoid water body nigrescence, fouling phenomenon Generation, and the self-purification capacity of water body is strong.
Compared with prior art, beneficial effects of the present invention are:A kind of enhancing indoor culture of economy provided by the invention The physical method of juvenile fish anti-stress ability improves the activity of catalase and superoxide dismutase in juvenile fish liver, can Active oxygen excessive caused by physical stress is effectively removed, enhances the anti-stress ability of juvenile fish, protects cells from aoxidizing Damage;This method need not add antioxidant and aquifer amendment, avoid the secondary pollution of water body, while also without using mixed The pattern of supporting avoids the Species Competition of fish.
Specific embodiment
It is described in further detail with reference to embodiments:
Embodiment 1:A kind of physical method of the enhancing indoor culture juvenile fish anti-stress ability of economy, comprises the following steps:AB systems Zebra juvenile fish takes two of same size, is denoted as I fish and II fish in indoor adaptation 2 weeks, in peak wavelength is 450nm by II fish Blue led irradiation under handle 4 weeks, then by I fish and II fish exposed to the water body that concentration of cadmium ions is 30 μ g/L(Water temperature 25-28 °C, dissolved oxygen 6.5-8mg/L, pH value 7-8)In, I fish and II fish are taken out after 5 weeks, after fasting for 24 hours, concentration is 0.02% MS-222 anaesthetic treatments carry out liver samples acquisition on ice bag, and the sample of acquisition is immediately placed in cryopreservation tube, use Liquid nitrogen flash freezer is finally placed in -80 DEG C of refrigerators and saves backup;Phosphate buffer solution (PBS, the pH of liver organization 0.1M 7.4) ice bath is homogenized in glass homogenizer, and homogenate is centrifuged (20min, 5000r/min, 4 DEG C), takes supernatant, is used Visible spectrophotometer method measures the activity of catalase, and superoxides is measured using xanthine oxidase (hydroxylamine assay) The activity of mutase, the results are shown in Table 1, as seen from table, compared to I fish, in the II fish liver by blue led radiation treatment The active higher of catalase and superoxide dismutase;Cadmium exposes the function that can disturb mitochondria, generates more activity Oxygen, and then oxidative stress is formed, it, can due to the active higher of catalase and superoxide dismutase in II fish liver The excessive active oxygen of body is effectively removed, so as to improve the anti-stress ability of juvenile fish, protects cells from oxidative damage.
Table 1
Experimental group The activity of catalase(Relative level) The activity of superoxide dismutase(Relative level)
I fish 0.54 0.25
II fish 1.32 1.82
Embodiment 2:A kind of physical method of the enhancing indoor culture juvenile fish anti-stress ability of economy, comprises the following steps:AB systems Zebra juvenile fish takes two of same size, is denoted as I fish and II fish in indoor adaptation 2 weeks, in peak wavelength is 450nm by II fish Blue led irradiation under handle 4 weeks, then by I fish and II fish exposed to the water body that concentration of cadmium ions is 30 μ g/L(Water temperature 25-28 °C, dissolved oxygen 6.5-8mg/L, pH value 7-8)In, I fish and II fish are taken out after 5 weeks, after fasting for 24 hours, concentration is 0.02% MS-222 anaesthetic treatments carry out ovary sample collection on ice bag, and the sample of acquisition is immediately placed in cryopreservation tube, use Liquid nitrogen flash freezer is finally placed in -80 DEG C of refrigerators and saves backup;Phosphate buffer solution (PBS, the pH of ovary tissue 0.1M 7.4) ice bath is homogenized in glass homogenizer, and homogenate is centrifuged (20min, 5000r/min, 4 DEG C), takes supernatant, is used Thiobarbituricacidα- method measures mda content;Content of nitric oxide is measured using nitrate reductase method, the results are shown in Table 2, As seen from table, compared to I fish, malonaldehyde is lower with nitric oxide production content in II fish ovaries by blue led radiation treatment; Cadmium exposes the function that can disturb mitochondria, generates more active oxygens, and then forms oxidative stress, and malonaldehyde is lipid peroxy The index of change has reacted the cell dysfunction of oxidative stress induction, and the content of malonaldehyde is lower in II fish ovaries, illustrates blueness LED radiation treatments improve the anti-oxidation stress ability of juvenile fish;A signal of interest of the nitric oxide as fish immunity system Molecule can induce inflammatory reaction and play an important role in fish immunity system injury and Apoptosis, in II fish ovaries Nitric oxide production content is lower, illustrates that blue led radiation treatment can help juvenile fish preferably to resist exogenous irritant induction Immunotoxicity.
Table 2
Experimental group Mda content nmol/ (mg prot) Content of nitric oxide μm ol/ (mg prot)
I fish 2.31 0.55
II fish 1.63 0.37
Embodiment 3:A kind of physical method of the enhancing indoor culture juvenile fish anti-stress ability of economy, comprises the following steps:AB systems Zebra juvenile fish takes two of same size, is denoted as I fish and II fish in indoor adaptation 2 weeks, in peak wavelength is 450nm by II fish Blue led irradiation under handle 3 weeks, then by I fish and II fish exposed to the water body that concentration of cadmium ions is 30 μ g/L(Water temperature 25-28 °C, dissolved oxygen 6.5-8mg/L, pH value 7-8)In, I fish and II fish are taken out after 5 weeks, after fasting for 24 hours, concentration is 0.02% MS-222 anaesthetic treatments carry out liver samples acquisition on ice bag, and the sample of acquisition is immediately placed in cryopreservation tube, use Liquid nitrogen flash freezer is finally placed in -80 DEG C of refrigerators and saves backup;Phosphate buffer solution (PBS, the pH of liver organization 0.1M 7.4) ice bath is homogenized in glass homogenizer, and homogenate is centrifuged (20min, 5000r/min, 4 DEG C), takes supernatant, is used Visible spectrophotometer method measures the activity of catalase, and superoxides is measured using xanthine oxidase (hydroxylamine assay) The activity of mutase, the results are shown in Table 3, as seen from table, compared to I fish, in the II fish liver by blue led radiation treatment The active higher of catalase and superoxide dismutase;Cadmium exposes the function that can disturb mitochondria, generates more activity Oxygen, and then oxidative stress is formed, it, can due to the active higher of catalase and superoxide dismutase in II fish liver The excessive active oxygen of body is effectively removed, so as to improve the anti-stress ability of juvenile fish, protects cells from oxidative damage;Its Middle blue LED die external growth has ZnO microns of graphic arrays, and preparation process is:First one layer is sputtered on LED chip surface ZnO, obtaining surface using mask lithography technique has the LED chip of photoresist micro meter periodic figure, and gained chip is placed in In the mixed liquor of zinc nitrate and ammonium hydroxide(Nitric acid zinc concentration is 0.3M), add and account for 0.02 ‰ methyl tertbutyl of zinc nitrate quality Ketone and 0.016 ‰ certain herbaceous plants with big flowers acetoacetic esters, then react 3h at 70 DEG C, be cooled to room temperature with deionized water rinsing, dried up with nitrogen, Finally spending glue removal photoresist has the LED chip of ZnO microns of graphic arrays to get external growth.The methyl- tert added in Butyl ketone, certain herbaceous plants with big flowers acetoacetic ester and zinc nitrate have synergistic effect, make the micron graphic array tight ness rating higher of growth, greatly improve The fiber waveguide effect of graphic array, the light extraction efficiency of LED is effectively increased, has saved blue led used of the invention Energy consumption, reduce cost, it is with good economic efficiency.
Table 3
Experimental group The activity of catalase(Relative level) The activity of superoxide dismutase(Relative level)
I fish 0.53 0.27
II fish 1.29 1.78
Embodiment of above is merely to illustrate the present invention, and not limitation of the present invention, those of ordinary skill in the art, In the case of not departing from the spirit and scope of the present invention, it can also make a variety of changes and modification.Therefore, all equivalent technologies Scheme falls within scope of the invention, and scope of patent protection of the invention should be defined by the claims.

Claims (5)

1. a kind of physical method of the enhancing indoor culture juvenile fish anti-stress ability of economy, it is characterised in that:The method is:With Blue led carries out radiation treatment to juvenile fish.
2. a kind of physical method of the enhancing indoor culture juvenile fish anti-stress ability of economy according to claim 1, special Sign is:Described stress be oxidative stress.
3. a kind of physical method of the enhancing indoor culture juvenile fish anti-stress ability of economy according to claim 1, special Sign is:The blue led peak wavelength is 450nm.
4. a kind of physical method of the enhancing indoor culture juvenile fish anti-stress ability of economy according to claim 1, special Sign is:The irradiation intensity is 0.9 W/m2
5. a kind of physical method of the enhancing indoor culture juvenile fish anti-stress ability of economy according to claim 1, special Sign is:The condition of the indoor culture juvenile fish is:25-28 °C of water temperature, dissolved oxygen 6.5-8mg/L, pH value 7-8.
CN201711338377.8A 2017-12-14 2017-12-14 A kind of physical method of the enhancing indoor culture juvenile fish anti-stress ability of economy Pending CN108112510A (en)

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Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102751417A (en) * 2012-07-24 2012-10-24 山东大学 LED (light-emitting diode) tube core with ZnO (zinc oxide)-micron graphic array and preparation method thereof

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102751417A (en) * 2012-07-24 2012-10-24 山东大学 LED (light-emitting diode) tube core with ZnO (zinc oxide)-micron graphic array and preparation method thereof

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
SHUANG-SHUANG YUAN ET AL.: "Negative effect of chronic cadmium exposure on growth, histology, ultrastructure, antioxidant and innate immune responses in the liver of zebrafish: Preventive role of blue light emitting diodes", 《ECOTOXICOLOGY AND ENVIRONMENTAL SAFETY》 *

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