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Merck

B3883

Millipore

胆汁 牛

dried, unfractionated

别名:

牛胆汁粉

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About This Item

CAS号:
EC號碼:
MDL號碼:
分類程式碼代碼:
41106212
NACRES:
NA.85

無菌

non-sterile

品質等級

形狀

dried, unfractionated

顏色

yellow-brown

溶解度

water: soluble 50 mg/mL

應用

microbiology

一般說明

牛胆汁在受控条件下从纯化新鲜胆汁中提取,可加入细菌学培养基,作为分离和鉴别病原体的选择性抑制剂。胆汁是由70%的胆汁盐、22%的磷脂、4%的胆固醇、3%的蛋白质和0.3%的胆红素组成的黄绿色溶液。由肝细胞中的胆固醇生成,并储存在胆囊中。胆汁酸是主要存在于哺乳动物等脊椎动物中的类固醇酸。可作为肠道细菌检测培养基中的选择性试剂。

應用

牛胆汁已被用于:
  • 在De Man, Rogosa和Sharpe琼脂(MRS)肉汤中用于高胆盐条件下的生长测试
  • 作为MRS中的一种组分,用于生长德氏乳杆菌 200+以用于研究胆汁盐对细胞形态的影响
  • 肉汤试验中脑心输液(BHI)肉汤中的一种组分,用于研究其对粪肠球菌V583的影响

生化/生理作用

胆汁酸在从体内起着清除胆固醇的生理作用。它还可参与肠道的脂质增溶和吸收。

儲存類別代碼

13 - Non Combustible Solids

水污染物質分類(WGK)

WGK 3

閃點(°F)

Not applicable

閃點(°C)

Not applicable

個人防護裝備

Eyeshields, Gloves, type N95 (US)


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Helena Šeme et al.
Food research international (Ottawa, Ont.), 94, 45-53 (2017-03-16)
Malabsorption of dietary sugars is a common cause of gastrointestinal discomfort, affecting up to one in three people with debilitating symptoms, such as abdominal pain, osmotic diarrhoea, bloating and flatulence. Besides dietary interventions, it has been suggested that ingestion of
Impact of bile salt adaptation of Lactobacillus delbrueckii subsp. lactis 200 on its interaction capacity with the gut
Burns P, et al.
Research in Microbiology, 162(8), 782- 790 (2011)
Screening lactic acid bacteria from swine origins for multistrain probiotics based on in vitro functional properties
Guo XH, et al.
Anaerobe, 16(4), 321- 326 (2010)
Transcriptional responses of Enterococcus faecalis V583 to bovine bile and sodium dodecyl sulfate
Solheim M, et al.
Applied and Environmental Microbiology, 73(18), 5767- 5774 (2007)
Bile acid patterns in commercially available oxgall powders used for the evaluation of the bile tolerance ability of potential probiotics
Hu PL, et al.
PLoS ONE, 13(3), e0192964-e0192964 (2018)

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