Gyno-tetraploidyinductioninJapaneseflounder(Paralichthysolivaceus)isasignificanttechniqueinaquaculturegeneticsaimedatproducingtetraploidindividualsthroughgynogenesis.Thisprocessinvolvesinhibitingthefirstmitoticdivisionofeggsafterfertilizationwithgeneticallyinactivatedsperm,resultinginoffspringwithfoursetsofchromosomes.Theinductionofgyno-tetraploidyisvaluableforgeneticstudiesandbreedingprograms,asitcanenhancegrowthperformance,diseaseresistance,andoverallviability.InJapaneseflounder,thismethodcontributestothedevelopmentofimprovedstrainsforcommercialaquaculture,offeringpotentialbenefitsforsustainablefishproduction.Researchersoptimizeparameterssuchastemperatureshocktiminganddurationtomaximizetetraploidinductionrates,makingitakeyareaofstudyinmarinebiotechnology.
