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Merck

T3258

Sigma-Aldrich

四环素

98.0-102.0% (HPLC)

别名:

Tetracycline Hydrate

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About This Item

经验公式(希尔记法):
C22H24N2O8 · xH2O
CAS号:
分子量:
444.43 (anhydrous basis)
Beilstein:
2230417
EC號碼:
MDL號碼:
分類程式碼代碼:
51284017
PubChem物質ID:
NACRES:
NA.85

品質等級

化驗

98.0-102.0% (HPLC)

形狀

powder or crystals

儲存條件

(Keep container tightly closed in a dry and well-ventilated place. Keep in a dry place.)

顏色

faint yellow to dark yellow

抗生素活性譜

Gram-negative bacteria
Gram-positive bacteria

作用方式

protein synthesis | interferes

儲存溫度

2-8°C

SMILES 字串

CN(C)[C@H]1[C@@H]2C[C@H]3C(=C(O)[C@]2(O)C(=O)C(C(N)=O)=C1O)C(=O)c4c(O)cccc4[C@@]3(C)O

InChI

1S/C22H24N2O8/c1-21(31)8-5-4-6-11(25)12(8)16(26)13-9(21)7-10-15(24(2)3)17(27)14(20(23)30)19(29)22(10,32)18(13)28/h4-6,9-10,15,25,27-28,31-32H,7H2,1-3H3,(H2,23,30)/t9-,10-,15-,21+,22-/m0/s1

InChI 密鑰

OFVLGDICTFRJMM-WESIUVDSSA-N

基因資訊

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相关类别

一般說明

Chemical structure: tetracycline

生化/生理作用

作用机制:四环素通过细胞膜中的 proin 通道被动扩散,与 30S 核糖体结合,并通过阻止氨酰基 tRNA 进入 mRNA-核糖体复合物上的受体位点来抑制蛋白质合成。它也与细菌的 50S 核糖体亚基结合,改变膜并导致细胞内成分从细菌细胞中泄漏。通过洗涤可以逆转抑制作用,这表明起到抗菌作用的是可逆结合的抗生素,而不是不可逆结合的药物。

耐药性机制:这种作用通过细胞壁通透性的丧失而失活。

抗菌谱:包括对革兰氏阳性和革兰氏阴性细菌的广泛抗菌活性。

其他說明

Keep container tightly closed in a dry and well-ventilated place. Keep in a dry place

訊號詞

Warning

危險聲明

危險分類

Acute Tox. 4 Oral - Aquatic Chronic 2 - Repr. 2

儲存類別代碼

11 - 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

dust mask type N95 (US), Eyeshields, Gloves


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Maulik Thaker et al.
Cellular and molecular life sciences : CMLS, 67(3), 419-431 (2009-10-29)
Resistance to tetracycline emerged soon after its discovery six decades ago. Extensive clinical and non-clinical uses of this class of antibiotic over the years have combined to select for a large number of resistant determinants, collectively termed the tetracycline resistome.
Lucia Pallecchi et al.
Antimicrobial agents and chemotherapy, 51(8), 2720-2725 (2007-06-06)
A survey carried out in 2005 among members of a healthy population of children living in Bolivia and Peru revealed that fecal carriage of Escherichia coli strains resistant to expanded-spectrum cephalosporins was remarkably increased compared to that observed in the
Jennifer M Adams-Haduch et al.
Antimicrobial agents and chemotherapy, 52(11), 3837-3843 (2008-08-30)
A total of 49 unique clinical isolates of multidrug-resistant (MDR) Acinetobacter baumannii identified at a tertiary medical center in Pittsburgh, Pennsylvania, between August 2006 and September 2007 were studied for the genetic basis of their MDR phenotype. Approximately half of
Vanessa G Allen et al.
Antimicrobial agents and chemotherapy, 55(2), 703-712 (2010-11-26)
Surveillance of gonococcal antimicrobial resistance and the molecular characterization of the mechanisms underlying these resistance phenotypes are essential in order to establish correct empirical therapies, as well as to describe the emergence of new mechanisms in local bacterial populations. To
A Morvan et al.
Antimicrobial agents and chemotherapy, 54(6), 2728-2731 (2010-04-14)
Susceptibility to antibiotics of 4,816 clinical L. monocytogenes strains isolated since 1926 was studied, and the temporal evolution of susceptibility to antibiotics was analyzed through several decades. The mechanisms of resistance in each resistant strain were studied. The prevalence of

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