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    FOOD SCIENCE 1997 Vol.18
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    The Effect of Electrostatic Field on the Preservation of Tomatoes
    FANG Sheng, LI Li-Te
    FOOD SCIENCE    1997, 18 (1): 5-9.  
    Abstract1068)   HTML3)    PDF(pc) (292KB)(258)       Save
    Based on the previous discussion about the mechanism of preservation of fruits and vegetables byelectrostatistic field (EF), the law of breathing intensity and hardness of tomatoes in preservation processing were studed by a lot of experiments. It was found that EF can effectively restrain the breathing intensity and keep hardness of tomatoes under certain parameter condition. Analysis showed that EF affects the enzyme in the catalytic reaction most probably by changing the structure of water moleculers.
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    XIANG Xiu-Lan, LI Nan, ZHANG Xiao-An
    FOOD SCIENCE    1997, 18 (1): 10-12.  
    Abstract827)   HTML1)    PDF(pc) (184KB)(326)       Save
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    Application of Activated Water in Food proessing
    JI De-Heng, GAO Xue-Ming
    FOOD SCIENCE    1997, 18 (1): 12-15.  
    Abstract931)   HTML1)    PDF(pc) (224KB)(260)       Save
     The method and installation of activated water treatment and the application of activated water in food processing were discussed.
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    Probe on the Film Firming Condition of Zein
    DU Wei-Cheng, XU Li-Ping, YIN Li-Jun
    FOOD SCIENCE    1997, 18 (1): 15-18.  
    Abstract1155)   HTML1)    PDF(pc) (235KB)(172)       Save
    The film forming conditions of zein are discussed, Zein is soluble in 80% ethanol. The solution may be spread on smooth stainless steel plate at 40℃ to form edible film with definite strength.
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    Study on the Glass Transition and Surface Structure of Zein Film
    LI Yong-Xin, TENG Li-Jun, BIAN Bao-Lin
    FOOD SCIENCE    1997, 18 (1): 19-22.  
    Abstract967)   HTML2)    PDF(pc) (211KB)(304)       Save
    According to the results of differential thermal analysis (DTA) and thermogravimetry (TG) of a zein film, its glass transition temPerature (Tg) is 171℃ and the decomposition temperature is 262℃. Heat treatment of the film at temperature above Tg, some defects of the film may be dacorated. The effects of film forming condition on configuration structure of the film by seanning electron microscoPe (SEM) were discussed.
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    LIU Zhong-Dong
    FOOD SCIENCE    1997, 18 (1): 22-25.  
    Abstract716)   HTML1)    PDF(pc) (222KB)(295)       Save
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    Study on the KING SNAKE Nutritive Liquid
    FANG Xiao-Yang
    FOOD SCIENCE    1997, 18 (1): 25-28.  
    Abstract1314)   HTML1)    PDF(pc) (248KB)(194)       Save
    The raw material and proessing technology of KING SNAKE nutritive liquid were introduced and the health protection effect was studied. Results showed that KING SNAKE nutritive liquid is an ideal health protection food.
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    HOU Hong-Man, SONG Hai-Bo, LIU Yang, XIAO Yan
    FOOD SCIENCE    1997, 18 (1): 29-32.  
    Abstract900)   HTML2)    PDF(pc) (222KB)(316)       Save
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    Study on the Browning Prevention of Milled and Filtered Potato Liquid by Microorganism Fermented sour Liquor
    QIN Li-Kang, JIANG Ping, ZHANG Qian, SHEN Cheng-Gui, QIU Sheng
    FOOD SCIENCE    1997, 18 (1): 32-37.  
    Abstract1001)   HTML1)    PDF(pc) (367KB)(178)       Save
    This experiment was designed to study the effect of preventing milled and filtered potato liquid from browning by sour liquor which was fermented naturally from pea. Results showed that sour liquor possesses the action of preventing milled and filtered potato liquid from browning, and the factor of brown-preventing in sour liquor is not its major metabolic acid, but is its microodanism and some thermolabile substance in the supernatant liquid which can efficiently inhibit the activity of polyphenoloxidase (PPO) from potato.
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    LUO Xiao-Yan, LIU Ying-Lu, YIN Chun-nan
    FOOD SCIENCE    1997, 18 (1): 37-39.  
    Abstract830)   HTML2)    PDF(pc) (179KB)(472)       Save
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    Preparation of "Six Treasure Soup for Blood Tonic" and study on the Effect of Treating Anemia
    WEN Jing, CHEN Wen, JIN Zong-Lian
    FOOD SCIENCE    1997, 18 (1): 39-42.  
    Abstract1448)   HTML1)    PDF(pc) (281KB)(275)       Save
    Six Treasure Soup for Blood Tonicn (STSBT)is a decoction which is made from six natural foods (red dates etc)." STSBT" was used to do recovering experiments on anemia model. which was formed by feeding with low - iron diet to 24 - day - old, male, Chinese Kunming mice. The results showed that after two weeks of feeding with "STSBT" the hemoglobin (Hb)of mice increased 30% which was significantly higher than that of the control group,and there was no significant difference between the group of "STSBT" and the "BLOOD TREASURE" (a conmercial medicine-a positive control). After 30days taking"STSBT",Hb 0f anemia children of 2 ~ 5 - year - old and 6 ~ 9 - year - old increased 26% (prt0. 05) and 31% (p<0.05) respectively, Red Blood Cellcou nt (RBC)did not significantly increased in the two groups (p>0.1),and Mean Corpuscular Hemoglobin Concentrati0n (MCHC)of thetwo groups increased 4.31±0.4Opg(p<0.01) and 5. 73±0. 32pg(p<0.01) respectively. These results indicated that the increses of Hb of anemia children by taking"STSBT"is caused by the enhancement of synthesis of Hb in each cell. After 30 days of taking HSTSBTIt,Hb of young athletes who had exercise anemia raised 12% (p<0. 01 ),RBC raised from 4. 35±0. 96 (10"/L)to 6.00±0. 76 (1012/L) (p<0.01),and MCHC did not significantly raised (p>0. 1). These results suggested that the improvement of"STSBT"on exercise anemia is to promote rapid reproduction of stem cell,and than promote juvenile erythrocyte to synthesise Hb.
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    Detection of Enterotoxin Escherichia Coli in Food by polymerized Enzyme Chain Reaction
    WANG Jia-Fu, RAN Xue-Qin, WU Yong-Jun, YE Zai-Rong
    FOOD SCIENCE    1997, 18 (1): 43-46.  
    Abstract1036)   HTML1)    PDF(pc) (252KB)(212)       Save
    Two different sets of oligonucleotide primers were used to amplify the heat-labile (LT)and heat -stable (ST)enterotoxin genes of Enterotoxin Eschebehia coli (ETEC) 314bp and 237bp DNA fragments were amplified by LT,and ST primers from LT and ST genes, respectively. The amplified fragments were analyzed by restriction endonuclease and southern hybridization. Three types of ETEC strains corresponding to LT. ST and LTST gene type were distinguished by the same procedure of polymerized enzyme chain reaction (PCR)using the mixture of the two sets of primers,128 specimens from different foods were examined by PCR.
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    Study on the Energy saving Technolgy of Cycled pressure Freeze Drying of Bovine Colostrum
    LI Yun-Fei, WANG Cheng-Zhi
    FOOD SCIENCE    1997, 18 (1): 46-49.  
    Abstract1028)   HTML1)    PDF(pc) (245KB)(234)       Save
    The effects of pressure region, time freguency, and sample thickness on the energy consumption of freeze drying of bovine colostrum were studied, The optimal parameters and modified cycled pressure freeze drying were developed.
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    XIAO Gang, SUN Pei-Long
    FOOD SCIENCE    1997, 18 (1): 49-51.  
    Abstract749)   HTML1)    PDF(pc) (193KB)(410)       Save
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    LI Ye
    FOOD SCIENCE    1997, 18 (1): 51-54.  
    Abstract1058)   HTML2)    PDF(pc) (278KB)(412)       Save
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    Study on the Preservation Effect of Medicinal Herbs paper Bags
    SONG Xiao-Gang, CHEN Min, WU Ya-Hong, HE Wen-Fa, XU Si-Jian
    FOOD SCIENCE    1997, 18 (1): 54-57.  
    Abstract995)   HTML1)    PDF(pc) (252KB)(173)       Save
    The preservation effects of fresh tomato, chilli and cucumber packed with medicinal herbs-paper bag were studied. Compared with samples in common paper bags, the samples in nledicinal herbs-paper bags can be kept longer during storage.
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    LIU Xiao-Bo, ZHOU Xian-Yu
    FOOD SCIENCE    1997, 18 (1): 57-63.  
    Abstract1005)   HTML1)    PDF(pc) (439KB)(370)       Save
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    HUO Li, YANG Ming-Duo
    FOOD SCIENCE    1997, 18 (1): 63-65.  
    Abstract973)   HTML2)    PDF(pc) (175KB)(346)       Save
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    XIAO Chong-Jun
    FOOD SCIENCE    1997, 18 (1): 66-68.  
    Abstract1106)   HTML1)    PDF(pc) (226KB)(494)       Save
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    LI Hui-Dong, ZHAO Xiao-Hua
    FOOD SCIENCE    1997, 18 (1): 68-70.  
    Abstract898)   HTML4)    PDF(pc) (206KB)(322)       Save
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    YAN Wei-Min
    FOOD SCIENCE    1997, 18 (1): 70-71.  
    Abstract799)   HTML1)    PDF(pc) (120KB)(342)       Save
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    CAO Yong-Qing
    FOOD SCIENCE    1997, 18 (1): 71-72.  
    Abstract1037)   HTML1)    PDF(pc) (103KB)(316)       Save
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    WANG Zhang-Cun, BAI Gui-Ying, ZHU Tian-Jiao
    FOOD SCIENCE    1997, 18 (1): 72-73.  
    Abstract992)   HTML2)    PDF(pc) (102KB)(384)       Save
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    FENG Xin-Ce, ZHAO Jian-Zhong, ZHU Chun-Feng, WANG Feng
    FOOD SCIENCE    1997, 18 (1): 73-74.  
    Abstract1074)   HTML1)    PDF(pc) (1794KB)(528)       Save
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    Primary experimental study on the effects of vinegar-egg juice on blood lipid regulation
    AI Hua, Wu-Ling, Chen-Ji-Di, Wu-Yu-Zhen, Chen-Zhi-Min, Liu-Xiao-Peng
    FOOD SCIENCE    1997, 18 (10): 3-5.  
    Abstract1162)   HTML2)    PDF(pc) (179KB)(384)       Save
     30 subects with hyperlipemia, l5 males and 15 females, were given 400ml vinegar-egg juice daily for 28 days. It was found that the levels of plasma TC, LDL-C and TG dropped, and the level of HDL-C rose significantly. The activities of plasma SOD and GSH-Px increased obviously, while the content of plasma MDA showed a aignificant decrease. The results suggested that the vinegar-egg juice has ameliorating effects on blood lipids regualtion and antiokidation.
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    The investigation and analysis on the health food market of Hangzhou in 1996
    Li-Jian-Rong, Yu-Hong, Fan-Heng, Wang-Yi
    FOOD SCIENCE    1997, 18 (10): 6-8.  
    Abstract858)   HTML1)    PDF(pc) (212KB)(244)       Save
     The health food market of Hangxhou is investigated and analyzed in 1996, it’s tendency is estimated.
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    CHEN Jing-Bo
    FOOD SCIENCE    1997, 18 (10): 8-11.  
    Abstract1022)   HTML4)    PDF(pc) (289KB)(420)       Save
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    LI Zuo-Liang, Zheng-Jia-Lin
    FOOD SCIENCE    1997, 18 (10): 11-13.  
    Abstract1236)   HTML1)    PDF(pc) (181KB)(354)       Save
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    Dan-Hu, Wang-Bao-Wei, Zhang-Li-Ying, Yan-Gui-Ling, Wang-Shu-Bai, Suo-Shou-Li
    FOOD SCIENCE    1997, 18 (10): 14-15.  
    Abstract1094)   HTML4)    PDF(pc) (100KB)(487)       Save
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    ZHANG Zhong
    FOOD SCIENCE    1997, 18 (10): 16-19.  
    Abstract772)   HTML3)    PDF(pc) (230KB)(300)       Save
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    ZHAO Xiao-Yan, Ma-Yue, GENG San-Sheng
    FOOD SCIENCE    1997, 18 (10): 19-22.  
    Abstract1032)   HTML1)    PDF(pc) (234KB)(325)       Save
    In order to select suitable varieties of carrot for processing carrot puree as strained food, ten varieties of carrot were investigated. The results showed that XPH39l0, Luego and(3025A×1206B) 3024C-three vdrieties contained more β-carotene and their products gained higher scores in sensory evaluation that adding cyclodextrin(0. 5%), butter(0.5%) and Vitamine C (30mg/100g) preserved more β-carotene than control
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    XU Xi-Lin, Si-Tu-Hai-Feng, Chen-Wei-Jun
    FOOD SCIENCE    1997, 18 (10): 22-25.  
    Abstract956)   HTML1)    PDF(pc) (217KB)(385)       Save
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    Preparation of methyl n-alkyl fumarates and its antibacterial effects on ham sausage
    GAO Jian-Hua, Ning-Zheng-Xiang, Qin-Yan, Wu-Gang, Zhang-Zhi-Xu
    FOOD SCIENCE    1997, 18 (10): 25-28.  
    Abstract1032)   HTML1)    PDF(pc) (233KB)(229)       Save
     Metbyln-alkyl ethyl, propyl, butyi, amyl, nonyl, fumarates were preparaed, the yields were over 85% These diesters could effectively prolong adaptive phuse(t0) of bacteria from deteriorate ham sauage for 2-8 times, sharten the half logdrithmic growth phase(t0.5) to 1/3-2/3, t0.5/t0 values were only 1/28-1/6 of the control. Methyln-alkyl fumarates significanily inhibited the growth and induced the autolysis of bacteria.
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    Preparation and functional study of phosphatide health beverage
    TONG Qi-Gen, WANG Xi-Zhao
    FOOD SCIENCE    1997, 18 (10): 28-30.  
    Abstract1044)   HTML1)    PDF(pc) (178KB)(204)       Save
    The phosphatide health beverage was prepared by using soybean phosphafide, vitamin C, vitamin E,unsaturated fatty acid, zinc lactate as main functional ingredients and passing haugh the processing technology of high pressure homogenizaion, confrolling pH>6, low temperature (70-90℃) and long time(90-120min) and adding stabilizer. Results of dinical and WISTER mouses toxicological experiments showed that this beverage can lower blood cholesterol and blood fat remarkably.
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    SUN Xing-Min, Qi-Feng-Lan, Chen-You-Rong, Jiang-Han-Hu
    FOOD SCIENCE    1997, 18 (10): 31-32.  
    Abstract933)   HTML0)          Save
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    Effects of high pressurization on the gelatinization propertics of corn starch
    Ye-Huai-Yi, SHAO Yan-Wen, Xu-Qian
    FOOD SCIENCE    1997, 18 (10): 33-34.  
    Abstract1139)   HTML3)    PDF(pc) (112KB)(338)       Save
    The chang of Gelatinization Properties of Com Starch after high pressure treatment (below 400MPa) by DSC method was studied. The higher the pressure and the longer the hme kf pressurixation, the more the gelatinization temperature falls. The gelatinization temperature will drop 2. 37℃ under 400MPa, 30min, while gelatinixation enthalty oill reavh its lowest point under 300MPa, 30min.
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    Study on the relationship between ultraviolet ray sterilization of minerel water and nitrite formation
    LIN Jian, Zhu-Yong-Xuan, Zhou-Mei, Huang-Rong-Sheng, Xu-Ting
    FOOD SCIENCE    1997, 18 (10): 35-36.  
    Abstract1158)   HTML2)    PDF(pc) (115KB)(272)       Save
     Expements showed that ultraviolet rays disinfection for mineral water may cause thensformafion of nitrate in water into nitrite. The increment of nitrite is direcily proponional to the content of nitrate in mineral water and desag of utlraviolet radiation.
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    Teng-Ya-Yao
    FOOD SCIENCE    1997, 18 (10): 37-38.  
    Abstract1144)   HTML1)    PDF(pc) (133KB)(470)       Save
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    YU Hui-Fen, Shi-Jun, Dong-Pei
    FOOD SCIENCE    1997, 18 (10): 38-40.  
    Abstract814)   HTML1)    PDF(pc) (168KB)(379)       Save
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    Xiang-Xiu-Zhu, Guo-Xiu-Zhu, Huang-Pin-Hu, Zhang-Xue-Cai
    FOOD SCIENCE    1997, 18 (10): 40-42.  
    Abstract768)   HTML1)    PDF(pc) (164KB)(334)       Save
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