Evidence map›Paper›PMID 42033479›Full record

ArticleMarine biotechnology (New York, N.Y.)2026

Physiological and Metabolic Responses to Graded Dietary Biotin Supplementation in Juvenile Penaeus vannamei.

Sua Kim, Suhyeok Kim, Danbi Shin, Nalin Medagoda, Kyeong-Jun Lee

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Article in Marine biotechnology (New York, N.Y.), 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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1 · What the graph read from it

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4 · The record

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5 · Who and what money

Authors and funding

5 authors.

Sua KimDepartment of Marine Life Sciences, Jeju National University, Jeju, 63243, South Korea.
Suhyeok KimDepartment of Marine Life Sciences, Jeju National University, Jeju, 63243, South Korea.
Danbi ShinDepartment of Marine Life Sciences, Jeju National University, Jeju, 63243, South Korea.
Nalin MedagodaDepartment of Marine Life Sciences, Jeju National University, Jeju, 63243, South Korea.
Kyeong-Jun LeeDepartment of Marine Life Sciences, Jeju National University, Jeju, 63243, South Korea. kjlee@jejunu.ac.kr.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Biotin serves as a coenzyme in carboxylation reactions and plays a fundamental role in supporting growth, nutrient metabolism and overall physiological function in aquatic animals. This study investigated the biochemical and metabolic responses of graded dietary biotin in Penaeus vannamei. Five experimental diets were prepared with graded biotin supplementation levels of 0, 2, 4, 6 and 8 mg/kg (designated as Con, B02, B04, B06 and B08, respectively). The corresponding analyzed biotin concentrations were 1.65, 3.76, 5.84, 8.14 and 10.41 mg/kg, respectively. Twenty shrimp (0.55 ± 0.01 g) were randomly stocked into each tank, with four replicate tanks assigned to each experimental diet. The shrimp were fed the diets six times daily for 6 weeks. Dietary biotin supplementation significantly increased growth and improved feed utilization and protein efficiency ratio. Survival was not affected by the dietary treatment during the feeding trial. Whole-body lipid decreased linearly with increasing dietary biotin concentration. Hepatopancreatic biotin concentration exhibited a significant linear increase with graded dietary biotin concentrations. Chymotrypsin, lipase and amylase activities and intestinal villi height showed significant quadratic responses to dietary biotin concentration. Lysozyme activity increased linearly with dietary biotin concentrations, while antiprotease activity was significantly elevated in B02, B04 and B06 groups compared to Con group. Superoxide dismutase activity was significantly elevated in all biotin-supplemented groups. Based on piece-wise regression analysis, the optimal dietary biotin concentration for growth and feed conversion ratio was estimated at 3.09 to 3.66 mg/kg, respectively.

Indexed as

BiotinDietary SupplementsPenaeidaeAmylasesAnimal FeedAnimalsChymotrypsinDietHepatopancreasLipaseAmylasesBiotinChymotrypsinLipaseBiotinDigestive enzyme activityGrowthInnate immunityPenaeus vannamei

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.