Han Kyu Lim
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View article: Predicting Flatfish Growth in Aquaculture Using Bayesian Deep Kernel Machines
Predicting Flatfish Growth in Aquaculture Using Bayesian Deep Kernel Machines Open
Olive flounder (Paralichthys olivaceus) is a key aquaculture species in South Korea, but its production has been challenged by rising mortality under environmental stress from key environmental factors such as water temperature, dissolved …
View article: Physiological responses of abalone (Haliotis spp.) to abiotic stress and diseases: a review
Physiological responses of abalone (Haliotis spp.) to abiotic stress and diseases: a review Open
Abalone (Haliotis spp.) is a vital marine resource, offering numerous ecological and economic benefits. Global abalone aquaculture production has significantly increased over the past decade. Abalone farms rely on seawater sourced from coa…
View article: Effect of extreme pH levels on early larval stages of the Pacific abalone (Haliotis discus hannai Ino, 1953)
Effect of extreme pH levels on early larval stages of the Pacific abalone (Haliotis discus hannai Ino, 1953) Open
Seawater pH, which can be altered by human activity-induced pollution, potentially affects developmental processes at the early larval stages of Pacific abalone (Haliotis discus hannai). This study aimed to examine the effects of extreme s…
View article: Influence of dietary inulin on growth and intestinal ecology in Pacific white shrimp (<i>Litopenaeus vannamei</i>)
Influence of dietary inulin on growth and intestinal ecology in Pacific white shrimp (<i>Litopenaeus vannamei</i>) Open
This study investigates the influence of dietary inulin on the growth and health of juvenile shrimp Litopenaeus vannamei over an 8‐week trial, focusing on growth, health, and metabolic impacts because of diet variation. A total of 240 shri…
View article: A Weighted Bayesian Kernel Machine Regression Approach for Predicting the Growth of Indoor-Cultured Abalone
A Weighted Bayesian Kernel Machine Regression Approach for Predicting the Growth of Indoor-Cultured Abalone Open
The cultivation of abalone, a species with high economic value, faces significant challenges due to its slow growth rate and sensitivity to environmental conditions, resulting in prolonged cultivation periods and increased mortality risks.…
View article: Effects of ocean acidification on abalone (Haliotis spp.) reproduction, early development, and growth: a review
Effects of ocean acidification on abalone (Haliotis spp.) reproduction, early development, and growth: a review Open
Abalone (Haliotis spp.) is a highly valuable and economically relevant marine commodity worldwide, with its production and value showing significant growth over the past two decades. Additionally, abalone hold essential ecological value by…
View article: Extracts of abalone intestine regulates fat metabolism in 3T3-L1 adipocytes and high fat diet-induced zebrafish larvae
Extracts of abalone intestine regulates fat metabolism in 3T3-L1 adipocytes and high fat diet-induced zebrafish larvae Open
Obesity is a disease involving mechanisms of fat accumulation, low-grade inflammatory cytokine release, and mitochondrial dysfunction. The aim of the current study was to investigate the effects of abalone intestine extract on fat metaboli…
View article: Understanding Heat‐Associated Adult <i>Platichthys stellatus</i> Mortality: Differential Transcriptome Analysis of Juvenile and Adult Starry Flounder Liver under Heat Stress
Understanding Heat‐Associated Adult <i>Platichthys stellatus</i> Mortality: Differential Transcriptome Analysis of Juvenile and Adult Starry Flounder Liver under Heat Stress Open
The starry flounder Platichthys stellatus , an economically important benthic fish species widely distributed throughout the North Pacific Ocean, exhibits poor heat tolerance, resulting in frequent adult mass mortality in aquaculture setti…
View article: Analysis of the physiological responses of Pacific abalone (<i>Haliotis discus hannai</i>) to various stressors to identify a suitable stress indicator
Analysis of the physiological responses of Pacific abalone (<i>Haliotis discus hannai</i>) to various stressors to identify a suitable stress indicator Open
The Pacific abalone ( Haliotis discus hannai ) is the most economically valuable shellfish species in Northeast Asia, accounting for most of the shellfish production in South Korea. Despite the continuous improvement in the productivity of…
View article: Change in plasma cortisol and glucose levels of Oncorhynchus keta according to water temperature
Change in plasma cortisol and glucose levels of Oncorhynchus keta according to water temperature Open
Chum salmon (Oncorhynchus keta) is a species of anadromous salmonid inhabiting coastal rivers in the North Pacific and the Arctic in the Bering and is the most widely distributed among Pacific salmon species. It is an important fish specie…
View article: Characterization of a C-Type Lectin Domain-Containing Protein with Antibacterial Activity from Pacific Abalone (Haliotis discus hannai)
Characterization of a C-Type Lectin Domain-Containing Protein with Antibacterial Activity from Pacific Abalone (Haliotis discus hannai) Open
Genes that influence the growth of Pacific abalone (Haliotis discus hannai) may improve the productivity of the aquaculture industry. Previous research demonstrated that the differential expression of a gene encoding a C-type lectin domain…
View article: A comparison of the physiological responses to heat stress of juvenile and adult starry flounder (Platichthys stellatus)
A comparison of the physiological responses to heat stress of juvenile and adult starry flounder (Platichthys stellatus) Open
Water temperature is the most important factor in fish farming as changes in water temperature cause physiological stress in fish. There have been few studies on physiological responses to high temperatures, which vary with aging. This stu…
View article: Effects of exogenous hormones treatment on spermiation and plasma levels of gonadal steroids in Roughscale sole, Clidoderma asperrimum
Effects of exogenous hormones treatment on spermiation and plasma levels of gonadal steroids in Roughscale sole, Clidoderma asperrimum Open
Roughscale sole (Clidoderma asperrimum) is only wild caught because basic reproductive research on this species is lacking and gamete production in an artificial setting has not been successful. Exogenous hormone treatment has been used to…
View article: Effects of Photoperiod, Water temperature, and Exogenous Hormones on Spawning and Plasma gonadal Steroid in Starry Flounder, Platichthys stellatus
Effects of Photoperiod, Water temperature, and Exogenous Hormones on Spawning and Plasma gonadal Steroid in Starry Flounder, Platichthys stellatus Open
The sexual maturation and spawning of teleosts are regulated by the external environment and the endocrine system. When the environmental conditions are artificially adjusted at a fish farm, the maturity and spawning of fish can be control…
View article: Effects of astaxanthin produced by Paracoccus haeundaensis on growth and body color in Epinephelus akaara
Effects of astaxanthin produced by Paracoccus haeundaensis on growth and body color in Epinephelus akaara Open
The purpose of this study was to determine whether marine microorganism-derived astaxanthin has effects on coloration improvement and growth of the Hong Kong grouper (Epinephelus akaara). Juvenile and immature E. akaara were fed diets comp…
View article: Effect of diluent variation on cryopreservation of large yellow croaker Larimichthys crocea
Effect of diluent variation on cryopreservation of large yellow croaker Larimichthys crocea Open
The aim of this research was to investigate different factors, including cryoprotective agents (CPAs), diluents, dilution ratios, equilibrium times, freezing rates, and thawing methods to optimize cryopreservation protocols for large yello…
View article: Effects of water temperature changes on oxygen consumption and hematological factors in olive flounder Paralichthys olivaceus
Effects of water temperature changes on oxygen consumption and hematological factors in olive flounder Paralichthys olivaceus Open
Water temperature (WT) is a major environmental factor of metabolic rate in fish; it directly affects food intake, ammonia excretion, oxygen consumption (OC), growth, and survival. Thus, the purpose of this study was to investigate changes…
View article: Effects of Cryoprotective Medium Composition, Dilution Ratio, and Freezing Rates on Spotted Halibut (Verasper variegatus) Sperm Cryopreservation
Effects of Cryoprotective Medium Composition, Dilution Ratio, and Freezing Rates on Spotted Halibut (Verasper variegatus) Sperm Cryopreservation Open
The spotted halibut is species that has a high potential market value in Korea, but the supply of seed is unstable because of the limited milt production of males. The objective of this research was to explore different aspects, such as CP…
View article: Biofabrication of gold nanoparticles using <i>Agrimonia pilosa</i> extract and their antioxidant and cytotoxic activity
Biofabrication of gold nanoparticles using <i>Agrimonia pilosa</i> extract and their antioxidant and cytotoxic activity Open
The aim of the present study is to develop an eco-friendly, simple, cost-effective and single-step method for the synthesis of gold nanoparticles using Agrimonia pilosa (AP-AuNPs) aerial parts extract and evaluation of their antioxidant an…
View article: Multiple calmodulin genes of the Pacific abalone,<i>Haliotis discus hannai</i>(Mollusca: Vetigastropoda: Haliotidae)
Multiple calmodulin genes of the Pacific abalone,<i>Haliotis discus hannai</i>(Mollusca: Vetigastropoda: Haliotidae) Open
In this study, we identified four canonical calmodulin genes in the Pacific abalone, Haliotis discus hannai. Their full-length cDNAs were variable in the 5' and 3' untranslated regions, but highly similar (91-97%) in the coding region. Eac…
View article: Effects of different diluents, cryoprotective agents, and freezing rates on sperm cryopreservation in Epinephelus akaara
Effects of different diluents, cryoprotective agents, and freezing rates on sperm cryopreservation in Epinephelus akaara Open
We investigated various factors, including cryoprotective agents (CPAs), diluents, and freezing rates, to develop an optimal cryopreservation protocol for Epinephelus akaara sperm. In experiments using 10% dimethyl sulfoxide (DMSO), glycer…
View article: Enhanced Production of Astaxanthin in Paracoccus haeundaensis Strain by Physical and Chemical Mutagenesis
Enhanced Production of Astaxanthin in Paracoccus haeundaensis Strain by Physical and Chemical Mutagenesis Open
Carotenoid는 천연 지용성 색소이며, 세균, 조류, 식물 등이 생산한다. 세계 시장의 대부분을 차지하는 합성 염료의 대안으로서 현재는 조류나 세균, 갑각류 등의 원료로부터 아스타잔틴의 생산, 정제, 이용이 주목 받고 있다. 이 연구는 UV와 EMS를 이용하여 P. haeundaensis의 돌연변이를 유도하고, 결과적으로 astaxanthin을 과잉 생산하는 돌연변이주를 선별하고 특성을 확인하기 위해 다양한 배양 및 영…
View article: Effects of Salinity on the Growth, Survival and Stress Responses of Red Spotted Grouper Epinesphelus akaara and Hybrid Grouper E. akaara ♀ × E. lanceolatus ♂
Effects of Salinity on the Growth, Survival and Stress Responses of Red Spotted Grouper Epinesphelus akaara and Hybrid Grouper E. akaara ♀ × E. lanceolatus ♂ Open
In this study, we crossbred Epinephelus akaara and E. lanceolatus to produce a hybrid grouper with faster growth and adaptation to domestic aquaculture environments. The plasma cortisol and glucose levels and osmoregulation (stress respons…
View article: Molecular and Physiological Aspects of Breeding Program for Development of Hybrids between Abalones Distributed in the Coast of Korea
Molecular and Physiological Aspects of Breeding Program for Development of Hybrids between Abalones Distributed in the Coast of Korea Open
전복은 전복과 전복속에 속하는 복족류 연체동물로, 전 세계적으로 어업에 의한 식용전복의 공급은 감소하고, 양식에 의한 전복생산은 증가하고 있다. 한국, 일본, 중국을 포함해 전 세계적으로 전복은 중요한 해양 식량자원이며, 양식 산업에 있어서도 그 비중이 증가되고 있긴 하나, 그 느린 성장 속도가 가장 큰 문제점 중의 하나로 여겨진다. 선별, 종내교잡, 종간교잡, 배수체 등과 같은 여러 진보된 기술의 도입을 통하여 전복의 주요…