4 research outputs found

    Development of human growth hormones

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    Biotechnology plays a significant role in today’s lives especially in the scope of medical biotechnology which can be identified as red biotechnology to cure many diseases and for many other purposes after the modifications of the biotechnology has been made for this modern world. Growth hormone deficiency is one the diseases that has been cured by the development of human growth hormone by DNA recombinant technologies or efficient fermentation. Human growth hormone provides important benefits such as maintaining body and bone mass, promoting longitudinal growth and lipolysis, strengthening muscles, enhancing weight loss and erectile dysfunction, and ensuring a well�functioning cardiovascular system. Development of human growth hormones has given good effects to the society, which is made of the consumers, people under the production team, businessmen, economics and the countries. Thus, the development of human growth is an effective and successful idea which is very important for developing our lifestyle

    Feasibility study of air catcher for natural ventilation application

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    Ventilation is the process of supplying fresh air and removing stale air. Natural ventilation is an effective method to save energy required to condition building and to improve indoor air quality. It is widely recognized as contributing in low energy building design. In present work, five types of low Reynolds number airfoils were used to design air catchers with three angles of attack and four different diameters. SolidWorks was used to build the geometries and Computational Fluid Dynamics (CFD) was used to simulate the buoyancy driven natural ventilation. Mesh dependency test has been done for three sizes of mesh and result was validated by comparing the numerical result with experimental result for NACA2415 airfoil. Sixty cases were studied by considering five types of airfoils air catchers, three angles of attack ( 0°, 10° and 20 °) with four diameters ( 0.75Cax, 1Cax, 2.5Cax and 3Cax ) for each type by using CFX ANSYS with k-ε turbulence model. All the configurations show improvement on the effective mass flow rate. Nominal and effective mass flow rates and improvement factor were calculated for each case. It is observed that the improving factor increased with angle of attack and decreased with diameter. The results showed that the best improvement factor was found at S1223 air catcher with 112.5 mm diameter and 20° angle of attack. Therefore, the air catcher is feasible for the natural ventilation application

    Development of human growth hormones

    Get PDF
    Biotechnology plays a significant role in today’s lives especially in the scope of medical biotechnology which can be identified as red biotechnology to cure many diseases and for many other purposes after the modifications of the biotechnology has been made for this modern world. Growth hormone deficiency is one the diseases that has been cured by the development of human growth hormone by DNA recombinant technologies or efficient fermentation. Human growth hormone provides important benefits such as maintaining body and bone mass, promoting longitudinal growth and lipolysis, strengthening muscles, enhancing weight loss and erectile dysfunction, and ensuring a well�functioning cardiovascular system. Development of human growth hormones has given good effects to the society, which is made of the consumers, people under the production team, businessmen, economics and the countries. Thus, the development of human growth is an effective and successful idea which is very important for developing our lifestyle

    Production of natural food-derived vitamin c from orange juice

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    Vitamin C is also called ascorbic acid and ascorbate. Usually, vitamin C can be found in citrus fruits, bell peppers, guavas, papayas, cruciferous vegetables, and tomatoes. Synthetic vitamin C supplement is also widely sold in pharmacies. Vitamin C is needed for normal growth and development of the human body, and it also functions as an antioxidant to provide plants protection from side�effects of light during photosynthesis in plants. Shortage of vitamin C in humans may result in scurvy disease. Synthetic and food-derived vitamin C are chemically identical, however there is increasing consumer interest in natural food-derived vitamin C. This chapter provides a review of the technology used to extract vitamin C from orange juice, treatment of extracted vitamin C, quality control tests on the food-derived vitamin C, as well as the advantages of using these technologies to produce food�derived vitamin C
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