Process for texturizing microbial cells by alkali-acid treatment
    1.
    发明授权
    Process for texturizing microbial cells by alkali-acid treatment 失效
    通过碱处理培养微生物细胞的方法

    公开(公告)号:US3781264A

    公开(公告)日:1973-12-25

    申请号:US3781264D

    申请日:1970-10-29

    Inventor: AKIN C

    CPC classification number: A23J3/28 Y10S530/823 Y10S530/824 Y10S530/825

    Abstract: PROTEIN-CONTAINING SINGLE CEL MICRO-ORGANISMS ARE PREPARED INTO TEXTURIZED PRODUCTS BY A PROCESS IN WHICH AN AQUEOUS SLURRY OF PROTEIN-CONTAINING MICROBIAL CELLS IS MIXED WITH AN ACID OR ALKALINE ACTIVATING AGENT TO ACTIVATE THE CELL MIXTURE AFTER WHICH THE ACTIVEATED MIXTURE OF PROTEIN-CONTAINING MICROBIAL CELLS AND ACTIVATING AGENT IS PASSED THROUGH AN ACID BATH, IF AN ALKALINE ACTIVATING AGENT IS EMPLOYED, OR THROUGH AN ALKALINE BATH, IF AN ACID ACTIVATING AGENT IS EMPLOYED, THE ACID BATH HAVING A PH IN THE RANGE OF ABOUT 3.5 TO 5.5 AND THE ALKALINE BATH HAVING A PH IN THE RANGE OF ABOUT 7.5 TO 10.5. THE TEXTURIZED PROTEIN PRODUCT PREPARED BY THE PROCESS IS SUITABLE FOR USE AS AN ADDITIVE TO OR A SUBSTITUTE FOR CONVENTIONAL FOODS. IN ADDITION, THE PROTEIN PRODUCTS PREPARED BY THE PROCESS ARE SUITABLE, FOR EXAMPLE, IN THE PREPARATION OF BIO-DEGRADABLE CONTAINERS, PACKAGING MATERIALS, AND UTENSILS.

    Aerobic fermentation apparatus
    4.
    发明授权
    Aerobic fermentation apparatus 失效
    空气发酵装置

    公开(公告)号:US3847750A

    公开(公告)日:1974-11-12

    申请号:US33875173

    申请日:1973-03-07

    Abstract: Yeasts are grown aseptically by an improved aerobic fermentation process, employing an aqueous ethanolic substrate fortified with nutrient elements, preferably under oxygen-limited conditions. Fermentation is effected in a continuous manner in a zone maintained under super-atmospheric pressure. Micro-nutrients are added to the substrate separately from macronutrients as a sterile aqueous solution, preferably containing iron as ferric citrate. A preferred yeast is Candida utilis.

    Abstract translation: 通过改进的好氧发酵方法无菌生长酵母,使用强化营养元素的乙醇水溶液,优选在受限氧条件下。 发酵在连续的方式在保持在超大气压的区域内进行。 将微营养物作为无菌水溶液与大量营养素分开加入到底物中,优选含铁作为柠檬酸铁。 优选的酵母是产朊假丝酵母。

    Process for reducing the nucleic acid content of single cell protein affording microorganisms
    5.
    发明授权
    Process for reducing the nucleic acid content of single cell protein affording microorganisms 失效
    降低影响微生物的单细胞蛋白的核酸含量的方法

    公开(公告)号:US3784536A

    公开(公告)日:1974-01-08

    申请号:US3784536D

    申请日:1971-02-04

    Inventor: AKIN C CHAO K

    Abstract: THE NUCLEIC ACID CONTENT OF SINGLE-CELL PROTEIN (SCP) MATERIALS IS REDUCED TO A LEVEL ACCEPTABLE IN FOOD PRODUCTS BY TREATMENT OF THE WHOLE CELLS WITH AQUEOUS ETHANOLIC MINERAL ACID AT ELEVATED TEMPERATURES WITHIN THE RANGE FROM 60* TO 125* C. REMOVAL OF NUCLEI ACIDS WITHOUT SUBSTANTIAL REMOVAL OF PROTEIN MATERIAL IS ACCOMPLISHED BY LIMITING THE TREATING TIME TO ABOUT 5 TO 30 MINUTES.

    Abstract translation: 一种包括基板(1)表面的薄膜表面声波(SAW)滤波器,包括在基板表面(1)上外延生长的半导体的压电层(20)和布置在基板表面上的第一电极(5W和5E) 压电层(20)。 第一电极(5W和5E)具有与衬底91表面上外延生长并掺杂有杂质掺杂剂的压电层(20)相同的半导体。

    Process for texturizing microbial cells by induced cell leakage
    6.
    发明授权
    Process for texturizing microbial cells by induced cell leakage 失效
    通过诱导细胞渗漏来培养微生物细胞的方法

    公开(公告)号:US3751260A

    公开(公告)日:1973-08-07

    申请号:US3751260D

    申请日:1971-01-20

    Inventor: AKIN C

    CPC classification number: A23J3/28 Y10S435/921 Y10S435/941 Y10S435/942

    Abstract: Protein-containing single cell micro-organisms are prepared into texturized products by a process in which an aqueous slurry of protein-containing microbial cells is first mixed with a surface active agent to chemically promote partial leakage of inner cell components through the cell walls, after which the leaked inner cell components are separated from residual protein-containing cell debris and the residual cell debris treated first with a gelatinizing agent for a time sufficient to gelatinize the cell debris and then with a precipitating agent to induce texture formation in the gelatinized cell debris. The texturized protein products prepared by the process are suitable for use as additives to or substitutes for natural foods and for use as bio-degradable containers, packaging materials or utensils.

    Abstract translation: 含蛋白质的单细胞微生物通过以下方法制备成组织化的产物,其中首先将含蛋白质的微生物细胞的含水浆液与表面活性剂混合,以化学促进内细胞成分通过细胞壁的部分渗漏,之后 其将泄漏的内细胞组分与残留的含蛋白质的细胞碎片分离,并且残留的细胞碎片首先用凝胶剂处理足以使细胞碎片胶化的时间,然后用沉淀剂诱导凝胶化细胞碎片中的纹理形成 。

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