Does Trade Liberalization Affect Youth' Human Capital Accumulation: Empirical Evidence from Prefecture-Level Cities in China
In: IREF-D-23-00913
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In: IREF-D-23-00913
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In: Waste management: international journal of integrated waste management, science and technology, Band 28, Heft 12, S. 2614-2622
ISSN: 1879-2456
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This study evaluated the food safety and proximate composition of shrimp head (SH). Potentially toxic elements in SH were below European Union legislation limits. SH had a high content of tasting amino acids (sweet and umami amino acids was 57%) and a high content of functional amino acids (essential amino acids was 37%). Moreover, the changes of flavor and key umami molecules in SH were studied by sensory evaluation, electronic tongue, electronic nose, automated amino acid analyzer, and high performance liquid chromatography (HPLC). The results showed that the significant difference of flavor in SH happened during autolysis. SH with autolysis had the best umami taste at 6 h, which may result from the synergistic work of free amino acids and nucleotide related compounds. Additionally, the performance of endogenous proteases in SH was investigated to efficiently analyze autolysis. The optimum pH and temperature of endogenous proteases in SH were 7.5 and 50 °C, respectively. The autolysis of SH depends on two endogenous proteases (~50 kDa and ~75 kDa). These results suggest that the formation of flavor in SH during autolysis can be controlled, which could provide guidance for SH recycle. SH could consider as one of the food materials for producing condiments.
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In: Ecotoxicology and environmental safety: EES ; official journal of the International Society of Ecotoxicology and Environmental safety, Band 241, S. 113824
ISSN: 1090-2414
In: Environmental science and pollution research: ESPR, Band 25, Heft 24, S. 24426-24444
ISSN: 1614-7499
In: Environmental science and pollution research: ESPR, Band 30, Heft 12, S. 35352-35365
ISSN: 1614-7499
In: Environmental science and pollution research: ESPR, Band 27, Heft 31, S. 39531-39546
ISSN: 1614-7499
In: Environmental science and pollution research: ESPR, Band 30, Heft 44, S. 99694-99703
ISSN: 1614-7499
In: STOTEN-D-22-18522
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In: CATENA17184
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In: CATENA17184
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In: Environmental science and pollution research: ESPR, Band 27, Heft 32, S. 40893-40906
ISSN: 1614-7499
In: Revue roumaine de chimie: Romanian journal of chemistry, Band 64, Heft 3, S. 271-276