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Yu-Fang Leng et al.
The American journal of Chinese medicine, 40(6), 1229-1239 (2012-12-12)
The Bennett and Xie (1988) model of chronic constriction injury (CCI) investigated the effects of tetramethylpyrazine (TMP) on neuropathic pain-associated behaviors and neuronal apoptosis in the spinal dorsal horn. Fifty-four male rats were randomly divided into sham (group S), CCI
Christopher R E Coggins et al.
Inhalation toxicology, 23 Suppl 1, 84-89 (2011-04-05)
Three heterocyclic nitrogen compounds, 2,3-diethylpyrazine (DEP), 2,3,5,6-tetramethylpyrazine (TMP), and 2-acetyl pyridine (AP), are naturally present in tobacco and are also added to tobacco as flavor ingredients. A battery of tests was used to compare the toxicity of mainstream smoke from
Hongbing Wang et al.
Zhongguo xiu fu chong jian wai ke za zhi = Zhongguo xiufu chongjian waike zazhi = Chinese journal of reparative and reconstructive surgery, 26(5), 597-600 (2012-06-19)
To investigate the effect of Ligustrazine on the expressions of FoXO3a, MAFbx, and MuRF1 in denervated skeletal muscle atrophy rats. Fifty-four 8-week-old female Sprague Dawley rats were randomly divided into 3 groups: normal control group (group A, n = 6)
Yewei Sun et al.
Bioorganic & medicinal chemistry, 16(19), 8868-8874 (2008-09-16)
Ischemic stroke results from brain blood vessel blockage by thrombus, and produces neuronal cell damage and death. While thrombolytic therapy with tPA has achieved some success in clinic, the strategy of using neuroprotective agents to treat ischemic stroke has been
Yaogui Sun et al.
Pharmaceutical biology, 51(9), 1137-1143 (2013-04-24)
The prevalence of infectious bursal disease has brought about enormous financial losses to the world poultry industry. Chinese herb medicines can provide valuable materials for discovery and development of new drugs. To screen constituents derived from Chinese herb medicines for
Xian-Chao Cheng et al.
Bioorganic & medicinal chemistry, 17(8), 3018-3024 (2009-03-31)
A series of novel acylpiperazinyl Ligustrazine derivatives was designed, synthesized, and their protective effects on damaged ECV-304 cells and antiplatelet aggregation activities were evaluated. The results showed that compound E33 displayed most potential protective effects on the ECV-304 cells damaged
Dongming Xu et al.
Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica, 37(12), 1836-1839 (2012-09-25)
To detect the protective effect of ligustrazine hydrochloride on homocysteine-injured ECV304 cells. In the in vitro study, human umbilical vein endothelial cells were selected as objects, with homocysteine as the molding agent, to judge the injury degree by monitoring NOS
Penglong Wang et al.
Die Pharmazie, 68(9), 782-789 (2013-10-24)
A new anticancer ligustrazine derivative, 3beta-hydroxyolea-12-en-28-oic acid-3,5,6-trimethylpyrazin-2-methyl ester (T-OA, C38H58O3N2), was previously reported. It was synthesized via conjugating the effective antitumor ingredients of a classic traditional Chinese medicine (TCM) formulation. In the present study, anticancer efficacy of T-OA was evaluated
Siyuan Li et al.
Aviation, space, and environmental medicine, 83(11), 1049-1054 (2012-11-20)
In this study we investigated the effects of different dosages of ligustrazine (tetramethylpyrazine, Tmp) on soleus function and sarco(endo)plasmatic reticulum Ca(2+)-ATPase (SERCA) activity in 14-d hindlimb-unloaded (HU) rats. Female Sprague-Dawley rats were randomly divided into 4 groups (8 rats in
Tsung-Kuei Kao et al.
Experimental neurology, 247, 188-201 (2013-05-07)
Tetramethylpyrazine (TMP) has been used to treat ischemic stroke. However, scientific evidence related to its effectiveness or precise modes of neuroprotective action is largely unclear. This study provides evidence of an alternative target for TMP and sheds light on the
Jianyu Su et al.
Chemical & pharmaceutical bulletin, 60(6), 736-742 (2012-06-13)
Natural borneol (NB)/2-hydroxypropyl-β-cyclodextrin (HP-β-CD) inclusion complex has been prepared, and characterized by differential scanning calorimetry (DSC), X-ray diffractometry (XRD) and Fourier transform infrared spectroscopy (FT-IR). The phase solubility and release of NB, and its effect on the absorption of tetramethylpyrazine
Lijun Wei et al.
International journal of pharmaceutics, 437(1-2), 203-212 (2012-09-05)
Ligustrazine is a traditional Chinese medicine used to treat various cardiovascular and neurovascular complications. However, this compound exhibits rapid first-pass metabolism, a short biological half-life, low stability and potential vascular irritation that restrict its use for long-term therapy. The use
Ling-tao Ding et al.
Zhonghua shao shang za zhi = Zhonghua shaoshang zazhi = Chinese journal of burns, 28(3), 170-172 (2012-09-13)
To observe the effect of salvia miltiorrhiza and ligustrazine injection on the early myocardial damage of severely burned patients. Twenty severely burned patients hospitalized from January 2010 to August 2011, with burn area equal to or more than 50% TBSA
Jin-quan Wang et al.
The Journal of surgical research, 185(1), 286-293 (2013-07-09)
The sepsis-induced acute liver injury majorly depends on the dysfunction of mitochondria and the loss of cellular energy. Aquaporin 8 (AQP8) can modulate water transport and osmotic swelling of mitochondria in the inner mitochondrial membrane of the liver. In this
Binbin Feng et al.
Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica, 37(9), 1311-1314 (2012-07-19)
To study the pharmacokinetics of single administration and different compatibility of tetramethylpyrazine (TMP) in rats. Thirty two Sprague-Dawley rats were randomly divided into 4 groups: the TMP (30 mg x kg(-1)) group, the TMP+FA (30 mg x kg(-1) + 50
Gyoseon Goya M Yeom et al.
International immunopharmacology, 18(2), 262-269 (2013-12-18)
2,3,5,6-Tetramethylpyrazine (TMP) is known as a composition of Ephedra sinica and it has been used in the treatment of several disorders such as asthma, heart failure, rhinitis, and urinary incontinence. It has been reported that TMP inhibits melanoma metastasis and
Jian-Zhong Hu et al.
Journal of the neurological sciences, 324(1-2), 94-99 (2012-11-13)
In the present study, we explored the effects of tetramethylpyrazine (TMP), an alkaloid extracted from the Chinese herbal medicine Ligusticum wallichii Franchat (chuanxiong), on a rat model of contusion spinal cord injury (SCI). The contusion SCI model was induced in
Zhenyu Li et al.
Medicinal chemistry (Shariqah (United Arab Emirates)), 8(5), 928-933 (2012-06-30)
A series of novel Ligustrazinyl acylguanidines was designed, synthesized and evaluated for their protective effect on injured vascular endothelial cell (ECV-304). The preliminary results demonstrated that some compounds possessed more potent activities than that of Ligustrazine in stimulating replication of
Qiqiang Tang et al.
Brain research, 1488, 81-91 (2012-10-16)
The present study compared the potential neuroprotective effects of tanshinone (Tan) IIA monotherapy, tetramethylpyrazine (TMP) monotherapy, and Tan IIA+TMP combination therapy in adult rat subjected to cerebral ischemic injury using the permanent middle cerebral artery occlusion (MCAO) model and in
Chengliang Huang et al.
Xi bao yu fen zi mian yi xue za zhi = Chinese journal of cellular and molecular immunology, 29(7), 673-676 (2013-07-11)
To observe the effects of Salvia combined with Ligustrazine on the TNF-α and TGF-β1 in sera and bronchoalveolar lavage fluid (BALF) of rats with pulmonary fibrosis induced by bleomycin (BLM). Male SD rats (n=90) were randomly assigned into 6 groups:
Huda M AlKreathy et al.
Saudi pharmaceutical journal : SPJ : the official publication of the Saudi Pharmaceutical Society, 28(8), 916-926 (2020-08-15)
Available antiulcer medications reveal partial efficacy and numerous adverse reactions. Tetramethylpyrazine (TMP) was known for its potential antioxidant, anti-inflammatory and angiogenic properties. The aim of current study was to investigate the potential gastroprotective effect of TMP against indomethacin-induced gastric ulcer
Feng Zhang et al.
Toxicology and applied pharmacology, 265(1), 51-60 (2012-10-02)
Hepatic fibrosis represents a frequent event following chronic insult to trigger wound healing reactions with accumulation of extracellular matrix (ECM) in the liver. Activation of hepatic stellate cells (HSCs) is the pivotal event during liver fibrogenesis. Compelling evidence indicates that
Li-Sheng Wang et al.
The Journal of pharmacy and pharmacology, 64(11), 1688-1694 (2012-10-13)
To investigate the effect of the Xiongbing compound (XBC) on the pharmacokinetics and brain targeting of tetramethylpyrazine (TMP). Three microemulsions containing the same TMP concentration were prepared. XBC microemulsions were made from Rhizoma ligustric Chuanxiong extracts, borneol and TMP. TMP
Ling Guo et al.
Molecules (Basel, Switzerland), 17(5), 5412-5421 (2012-05-10)
The aim of the study was to determine the effect of tetramethylpyrazine phosphate tablets (TPT), a Chinese medicine used for cardiovascular disease, on immunity activity and oxidative injury in rats. Heart failure (HF) was induced by isoproterenol (ISO). After the
Jun-Hua Wei et al.
Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica, 38(8), 1160-1164 (2013-08-16)
To prepare ligustrazine (TMPZ) ocular sustained-release implant, and investigate its in vitro drug release, pharmacokinetics in rabbit vitreum and in vitro correlation. Ligustrazine ocular sustained-release implants were prepared by micro-twin conical screw mixers with hot-melting extrusion method, with polyactic-co-glycolic acid
Yi-Wen Zhang et al.
Die Pharmazie, 69(7), 532-536 (2014-07-31)
The pregnane X receptor (PXR) is a key regulator of CYP3A4, which is involved in catalyzing the metabolic conversion of a number of endogenous substrates. In this study, we screened 22 compounds isolated from traditional Chinese herbal medicines using luciferase
Xue Wu et al.
Zhonghua yi xue za zhi, 92(29), 2075-2077 (2012-12-21)
To explore the effects of tetramethylpyrazine on the nitric oxide synthase activity and calcium ion concentration in skeletal muscle fiber and decipher the possible mechanisms of anti-muscle atrophy function of tetramethylpyrazine in hindlimb unloading rats. Hindlimb unloading (HLU) rats were
Zhu-Lin Luo et al.
Sichuan da xue xue bao. Yi xue ban = Journal of Sichuan University. Medical science edition, 43(4), 540-542 (2012-09-25)
Objective to investigate the protective effects of Ligustrazine preconditioning against hepatic ischemia/reperfusion injury (IRI) in rats. Fifty male Wistar rats were randomly allocated into 3 groups: sham operation group, in which animals underwent laparotomy, experimental group and control group in
Fei Hao et al.
Applied biochemistry and biotechnology, 169(4), 1346-1352 (2013-01-12)
Tetramethylpyrazine (TTMP) is a widely used flavoring additive with a nutty and roasted taste. Solid-state fermentation (SSF) of wheat bran for producing TTMP was studied with Bacillus subtilis CCTCC M208157, which was an exogenous precursor-independent TTMP-producing strain. Factors influencing endogenous
B R Sreekanth et al.
Chemical communications (Cambridge, England), (23)(23), 2375-2377 (2007-09-12)
Co-crystals of 4-hydroxybenzoic acid and 2,3,5,6-tetramethylpyrazine (2 : 1) exhibit the first supramolecular synthon polymorphism in a co-crystal; metastable anti-hierarchic polymorph I converts to stable hierarchic form II.
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