Results 21 to 30 of about 22,576 (258)

Microwave Irradiation of Nanohydroxyapatite from Chicken Eggshells and Duck Eggshells [PDF]

open access: yesThe Scientific World Journal, 2014
Due to similarity in composition to the mineral component of bones and human hard tissues, hydroxyapatite with chemical formula Ca10(PO4)6(OH)2has been widely used in medical field. Both chicken and duck eggshells are mainly composed of calcium carbonate. An attempt has been made to fabricate nanohydroxyapatite (nHA) by chicken (CES) and duck eggshells
Wan Mohd Azhar Bin Wan Ibrahim   +1 more
openaire   +3 more sources

Effect of strontium ranelate and cerium oxide addition in the diet on egg production and eggshell quality in laying hen

open access: yesIndian Journal of Animal Sciences, 2023
Minerals are used widely as feed additives in the diets of poultry to enhance bone and egg quality and productivity. Therefore, the current study aimed to evaluate the impact of strontium ranelate and cerium oxide addition in the diet on egg production ...
PAYAM SADQ SABIR, KAMARAN A ABBAS
doaj   +1 more source

Eggshell structure, measurements, and quality-affecting factors in laying hens: a review

open access: yesCzech Journal of Animal Science, 2016
Eggshell quality is one of the most significant factors affecting poultry industry; it economically influences egg production and hatchability. Eggshell consists of shell membranes and the true shell that includes mammillary layer, palisade layer, and ...
M. Ketta, E. Tůmová
doaj   +1 more source

Utilization of Eggshell Membrane and Olive Leaf Extract for the Preparation of Functional Materials

open access: yesFoods, 2021
Eggshell membrane (ESM) is a natural proteinaceous by-product of the food industry, especially in the pasteurized egg industry, resulting in the availability of much discarded egg waste.
Oguz Bayraktar   +5 more
doaj   +1 more source

Optimization of Separation Process of Eggshell and Shell Membrane

open access: yesShipin gongye ke-ji, 2023
The two must be separated first to exploit the eggshell and the eggshell membranes. In this paper, a combination of mechanical crushing, water flotation and dilute acid treatment was used for shell membrane separation, and the conditions of eggshell and ...
Hengyang LIU   +5 more
doaj   +1 more source

Polycarboxylated Eggshell Membrane Scaffold as Template for Calcium Carbonate Mineralization

open access: yesCrystals, 2020
Biomineralization is a process in which specialized cells secrete and deliver inorganic ions into confined spaces limited by organic matrices or scaffolds.
José L. Arias   +6 more
doaj   +1 more source

Upcycling Eggshell Matrix for Sustainable Production of Glycosaminoglycans. [PDF]

open access: yesBiopolymers
An Overview of Glycosaminoglycans Recovery Techniques and Their Diverse Applications. ABSTRACT Glycosaminoglycans (GAGs) are biomolecules with applications in the pharmaceutical, cosmetic, and nutraceutical industries. However, traditional GAG sources, such as animal tissues and marine organisms, present imminent challenges, including structural ...
Cobbinah-Sam E, Ekaette I.
europepmc   +2 more sources

Calcium deposition in egg due to substitution of limestone by eggshell flour in feed of laying hens

open access: yesJournal of the Indonesian Tropical Animal Agriculture, 2018
The aim of this research was to evaluate calcium deposition in egg using eggshell flour as a limestone substitute in feed. Two hundreds laying hen of Isa Brown strain of 25 weeks were used in this study.
S. Kismiati   +4 more
doaj   +1 more source

Development of Polyester/Eggshell Particulate Composites [PDF]

open access: yesTribology in Industry, 2012
The development of Polyester/Eggshell particulate composites has been carried out. Uncarbonized and carbonized eggshell particles were used as reinforcement in polyester matrix.
S.N. Patrick   +2 more
doaj  

Avian eggshell thickness in relation to egg morphometrics, embryonic development, and mercury contamination

open access: yesEcology and Evolution, 2020
Eggshell thickness is important for physiological, ecological, and ecotoxicological studies on birds; however, empirical eggshell thickness measurements for many species and regions are limited.
Sarah H. Peterson   +5 more
doaj   +1 more source

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