Minocycline

Modify Date: 2024-01-02 14:12:47

Minocycline Structure
Minocycline structure
Common Name Minocycline
CAS Number 10118-90-8 Molecular Weight 457.476
Density 1.6±0.1 g/cm3 Boiling Point 803.3±65.0 °C at 760 mmHg
Molecular Formula C23H27N3O7 Melting Point N/A
MSDS N/A Flash Point 439.6±34.3 °C

 Use of Minocycline


Minocycline is an orally active, potent and BBB-penetrated semi-synthetic tetracycline antibiotic. Minocycline is a hypoxia-inducible factor (HIF)-1α inhibitor. Minocycline shows anti-cancer, anti-inflammatory, and glutamate antagonist effects. Minocycline reduces glutamate neurotransmission and shows neuroprotective properties and antidepressant effects. Minocycline inhibits bacterial protein synthesis through binding with the 30S subunit of the bacterial ribosome, resulting in a bacteriostatic effect[1][2][3][4][5][6][7].

 Names

Name minocycline
Synonym More Synonyms

 Minocycline Biological Activity

Description Minocycline is an orally active, potent and BBB-penetrated semi-synthetic tetracycline antibiotic. Minocycline is a hypoxia-inducible factor (HIF)-1α inhibitor. Minocycline shows anti-cancer, anti-inflammatory, and glutamate antagonist effects. Minocycline reduces glutamate neurotransmission and shows neuroprotective properties and antidepressant effects. Minocycline inhibits bacterial protein synthesis through binding with the 30S subunit of the bacterial ribosome, resulting in a bacteriostatic effect[1][2][3][4][5][6][7].
Related Catalog
Target

L-type calcium channel

In Vitro Minocycline (0-100 μM, 24-72 h) suppresses proliferation and clonogenic activity of ovarian cancer cell-lines (OVCAR-3, SKOV-3 and A2780)[3]. Minocycline (0-100 μM, 24-48 h)arrests cell cycle through inhibition of cyclins and suppression of DNA incorporation[3]. Minocycline (0-100 μM, 72 h) induces cell apoptosis in ovarian cancer cell lines[3]. Minocycline shows direct neuronal protection, and this mode of protection is likely to be associated with the preservation of mitochondrial integrity and cytochrome c, followed by the suppression of caspase-dependent as well as caspase-independent cell death[2]. Minocycline leads to suppression of Hypoxia-inducible factor (HIF)-1α accompanied by up-regulation of p53 protein levels and inactivation of AKT/mTOR/p70S6K/4E-BP1 pathway[6]. Cell Proliferation Assay[3] Cell Line: Human ovarian cancer cell lines (OVCAR-3, SKOV-3 and A2780) and primary cells (HEK-293, HMEC, HUVEC, ATCC) Concentration: 0, 1, 10, 50 and 100 μM Incubation Time: 24, 48 or 72 h Result: Inhibited proliferation of OVCAR-3, SKOV-3 and A2780 cells in a concentration-dependent manner, with IC50 values of 62.0, 56.1 and 59.5 μM, respectively. Had no effect on the viability of HEK-293 or HUVEC. Cell Cycle Analysis[3] Cell Line: OVCAR-3, SKOV-3 and A2780 cells Concentration: 0, 10, 50 and 100 μM Incubation Time: 24 or 48 h Result: Arrested cells in the G0-G1 phase in a concentration and time-dependent manner. Declined percentage of cells in the S and G2-M phases in excess of 80% each at 100 μM. Western Blot Analysis[3] Cell Line: OVCAR-3, SKOV-3 and A2780 cells Concentration: 0, 10, 50 and 100 μM Incubation Time: 72 h Result: Expressed lower levels of cyclins A, B and E. Increased caspase-3 levels by more than 3.0 fold in the 100 μM. Minocycline-activated caspase-3 in turn led to cleavage of PARP-1. Increased the degradation product p89 of PARP-1 by caspase-3.
In Vivo Minocycline (0-30 mg/kg, orally, daily for 4 weeks) suppresses OVCAR-3 tumor growth in female nude mice[3]. Minocycline (IP) is an effective neuroprotective agent in animal models of cerebral ischemia when given in high doses intraperitoneally[1]. Minocycline (0-40 mg/kg, IP, once) significantly attenuats METH-induced hyperlocomotion and the development of behavioral sensitization in mice[2]. Minocycline (3 and 10 mg/kg, IV, once) is effective at reducing infarct size in a Temporary Middle Cerebral Artery Occlusion model (TMCAO)[1]. Minocycline (3-10 mg/kg, IV, once) results in serum levels (at 3 mg/kg) similar to that achieved in humans after a standard 200 mg dose[1]. Minocycline attenuates ischemia-induced ventricular arrhythmias in rats. This effect may be associated with activations of PI3K/Akt signaling pathway, mitochondrial KATP channels and L-type Ca2+ channels[7]. Animal Model: Female nude mice (6 weeks old, 9 per group, OVCAR-3 cells were injected s.c. into the left flank of each mouse)[3] Dosage: 10 or 30 mg/kg Administration: Administered orally in the drinking water, initiated on day 8 of cell inoculation, daily for 4 weeks Result: Suppressed OVCAR-3 tumor growth in these female nude mice, and reduced microvessel density. Animal Model: Male Balb/cAnNCrICrIj mice (8 weeks old, 23-30 g, methamphetamine (METH, 3 mg/kg) was injected subcutaneously (s.c.) in a volume of 10 ml/kg)[2] Dosage: 0, 10, 20, or 40 mg/kg Administration: IP, once, 30 min before the administration of METH Result: Significantly attenuated METH-induced hyperlocomotion and the development of behavioral sensitization in mice at 40 mg/kg. Did not exert any effect on the induction of METH-induced hyperthermia in mice. Significantly attenuated the reduction of DA and DOPAC in the striatum. Significantly attenuated the reduction of DAT-immunoreactivity in the mouse striatum. Significantly attenuated the increase in MAC1-immunoreactivity in the striatum after the administration of METH. Animal Model: Male Sprague-Dawley rats (270-330 g, TMCAO model)[1] Dosage: 3 mg/kg and 10 mg/kg Administration: IV, once, 4, 5, or 6 hours post TMCAO Result: Reduced infarct size by 42% while 10 mg/kg reduced infarct size by 56% at doses of 3 mg/kg; significantly reduced infarct size at 5 hours by 40% at doses of 10 mg/kg and the 3 mg/kg dose significantly reduced infarct size by 34%. With a 6 hour time window there was a non-significant trend in infarct reduction. Animal Model: Male Sprague-Dawley rats (270-330 g)[1] Dosage: 3, 10, or 20 mg/kg Administration: IV, once Result: Peak concentrations of serum levels of minocycline averaged 3.6, 13.0 and 28.8 mg/L with 3, 10 and 20 mg/kg doses respectively. The serum levels of minocycline at a 3 mg/kg dose (3.6 mg/L) were similar to that reported in humans after a standard 200 mg dose. Did not significantly affect hemodynamic and physiological variables.
References

[1]. Xu L, et al. Low dose intravenous minocycline is neuroprotective after middle cerebral artery occlusion-reperfusion in rats. BMC Neurol. 2004 Apr 26;4:7.

[2]. Zhang L, et al. Protective effects of minocycline on behavioral changes and neurotoxicity in mice after administration of methamphetamine. Prog Neuropsychopharmacol Biol Psychiatry. 2006 Dec 30;30(8):1381-93.

[3]. Pourgholami MH, et al. Minocycline inhibits growth of epithelial ovarian cancer. Gynecol Oncol. 2012 May;125(2):433-40.

[4]. Molina-Hernández M, et al. Antidepressant-like actions of minocycline combined with several glutamate antagonists. Prog Neuropsychopharmacol Biol Psychiatry. 2008 Feb 15;32(2):380-6.

[5]. Ritchie DJ, et al. A review of intravenous minocycline for treatment of multidrug-resistant Acinetobacter infections. Clin Infect Dis. 2014 Dec 1;59 Suppl 6:S374-80.

[6]. Ataie-Kachoie P, et al. Minocycline attenuates hypoxia-inducible factor-1α expression correlated with modulation of p53 and AKT/mTOR/p70S6K/4E-BP1 pathway in ovarian cancer: in vitro and in vivo studies. Am J Cancer Res. 2015 Jan 15;5(2):575-88.

[7]. Hu X, Wu B, Wang X, Xu C, He B, Cui B, Lu Z, Jiang H. Minocycline attenuates ischemia-induced ventricular arrhythmias in rats. Eur J Pharmacol. 2011 Mar 11;654(3):274-9.

 Chemical & Physical Properties

Density 1.6±0.1 g/cm3
Boiling Point 803.3±65.0 °C at 760 mmHg
Molecular Formula C23H27N3O7
Molecular Weight 457.476
Flash Point 439.6±34.3 °C
Exact Mass 457.184906
PSA 164.63000
LogP -0.65
Vapour Pressure 0.0±3.0 mmHg at 25°C
Index of Refraction 1.718

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
QI7630000
CHEMICAL NAME :
2-Naphthacenecarboxamide, 4,7-bis(dimethylamino)-1,4,4a,5,5a,6,11,12a-octahydro -3,10,12,12a- tetrahydroxy-1,11-dioxo-
CAS REGISTRY NUMBER :
10118-90-8
LAST UPDATED :
199712
DATA ITEMS CITED :
12
MOLECULAR FORMULA :
C23-H27-N3-O7
MOLECULAR WEIGHT :
457.53
WISWESSER LINE NOTATION :
L E6 C666 BV FV CU GUTTT&J DQ EQ GMVH HQ IN1&1 ON1&1 RQ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Human - woman
DOSE/DURATION :
28 mg/kg/2W-I
TOXIC EFFECTS :
Brain and Coverings - changes in circulation (hemorrhage, thrombosis, etc.) Sense Organs and Special Senses (Eye) - visual field changes Behavioral - headache
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Human - man
DOSE/DURATION :
343 mg/kg/17W-I
TOXIC EFFECTS :
Liver - hepatitis (hepatocellular necrosis), diffuse Liver - liver function tests impaired Blood - eosinophilia
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Human - woman
DOSE/DURATION :
112 mg/kg/4W-I
TOXIC EFFECTS :
Liver - liver function tests impaired Skin and Appendages - dermatitis, other (after systemic exposure) Nutritional and Gross Metabolic - body temperature increase
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Human - woman
DOSE/DURATION :
100 mg/kg
TOXIC EFFECTS :
Kidney, Ureter, Bladder - interstitial nephritis Kidney, Ureter, Bladder - proteinuria Kidney, Ureter, Bladder - hematuria
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Human - woman
DOSE/DURATION :
1204 mg/kg/86W-I
TOXIC EFFECTS :
Musculoskeletal - joints
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Human - woman
DOSE/DURATION :
730 mg/kg/1Y-I
TOXIC EFFECTS :
Behavioral - anorexia (human) Gastrointestinal - nausea or vomiting Liver - liver function tests impaired
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
3100 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
310 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
140 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intracerebral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
38 mg/kg
TOXIC EFFECTS :
Behavioral - hallucinations, distorted perceptions Behavioral - excitement Musculoskeletal - changes in teeth and supporting structures

MUTATION DATA

TYPE OF TEST :
DNA inhibition
TEST SYSTEM :
Human Lymphocyte
DOSE/DURATION :
3750 ug/L
REFERENCE :
BCPHBM British Journal of Clinical Pharmacology. (Blackwell Scientific Pub. Ltd., POB 88, Oxford, UK) V.1- 1974- Volume(issue)/page/year: 16,127,1983 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X3732 No. of Facilities: 13 (estimated) No. of Industries: 1 No. of Occupations: 2 No. of Employees: 7704 (estimated) No. of Female Employees: 7190 (estimated)

 Synthetic Route

~%

Minocycline Structure

Minocycline

CAS#:10118-90-8

Literature: WO2010/33939 A1, ; Page/Page column 36 ;

~66%

Minocycline Structure

Minocycline

CAS#:10118-90-8

Literature: The Journal of organic chemistry, , vol. 67, # 14 p. 5025 - 5027

 Synonyms

(4S,4aS,5aR,12aS)-4,7-Bis(dimethylamino)-3,10,12,12a-tetrahydroxy-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydro-2-tetracenecarboximidic acid
Minocyclin
Minocin
7-dimethylamino-6-demethyl-6-deoxytetracycline
(4S,4aS,5aR,12aS)-4,7-Bis(dimethylamino)-3,10,12,12a-tetrahydroxy-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydro-2-tetracenecarboxamide
4S-(4a,4aa,5aa,12aa)-4,7-bis(dimethylamino)-1,4,4a,5,5a,6,11,12a-octahydro-3,10,12,12a-tetrahydroxy-1,11-dioxo-2-naphthacene carboxamide
Minocyclinum
[4S-(4a,4aa,5aa,12aa)]-4,7-Bis(dimethylamino)-1,4,4a,5,5a,6,11,12a-octahydro-3,10,12,12a-tetrahydroxy-1,11-dioxo-2-naphthacenecarboxamide
2-Naphthacenecarboximidic acid, 4,7-bis(dimethylamino)-1,4,4a,5,5a,6,11,12a-octahydro-3,10,12,12a-tetrahydroxy-1,11-dioxo-, (4S,4aS,5aR,12aS)-
Apo-Minocycline
(4S,4aS,5aR,12aR)-4,7-bis(dimethylamino)-1,10,11,12a-tetrahydroxy-3,12-dioxo-4a,5,5a,6-tetrahydro-4H-tetracene-2-carboxamide
(4S,4aS,5aR,12aS)-4,7-bis(dimethylamino)-3,10,12,12a-tetrahydroxy-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydrotetracene-2-carboxamide
2-Naphthacenecarboxamide, 4,7-bis(dimethylamino)-1,4,4a,5,5a,6,11,12a-octahydro-3,10,12,12a-tetrahydroxy-1,11-dioxo-, (4S,4aS,5aR,12aS)-
Minocycline
Arestin
7-(N,N-dimethylamino)sancycline
Aknemin
Minocyclinum [INN-Latin]
EINECS 237-099-7
Dynacin
Minociclina
MFCD00083669
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