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1.
Paracetamol(PCM) hepatotoxicity is related to reactive oxygen species(ROS) formation and excessive oxidative stress; natural antioxidant compounds have been tested as an alternative therapy. This study evaluated the hepatoprotective activity of an alcoholic extract of Boswellia ovalifoliolata(BO) bark against PCM-induced hepatotoxicity. BO extract also demonstrated antioxidant activity in vitro, as well as scavenger activity against 2, 2-diphenyl-1-picrylhydrazyl. Administration of PCM caused a significant increase in the release of transaminases, alkaline phosphatase, and lactate dehydrogenase in serum. Significant enhancement in hepatic lipid peroxidation and marked depletion in reduced glutathione were observed after parac intoxication with severe alterations in liver histology. BO treatment was able to mitigate hepatic damage induced by acute intoxication of PCM and showed a pronounced protective effect against lipid peroxidation, deviated serum enzymatic variables, and maintained glutathione status toward control. The results clearly demonstrate the hepatoprotective effect of BO against the toxicity induced by PCM.  相似文献   

2.
AIM: In the present study, the anti-inflammatory and antioxidant activities of the methanol extract of Ruta graveolens leaves (RG-M) were evaluated using various in vivo and in vitro models. METHOD: For anti-inflammatory activity, RG-M was administered by the oral route (p.o.) in a carrageenan-induced paw edema model, and by the intraperitoneal route (i.p.) in an exudative inflammation model. In vitro inhibition of cyelooxygenase and li- poxygenase enzymes was evaluated. In vitro antioxidant activity was also examined. Endogenous antioxidant status was fiarther evaluated by ferric reducing ability of plasma model. RESULTS: RG-M showed maximum inhibition of carrageenan-induced edema (100 mg·kg ^-1- 33.36%; 200 mg·kg ^-1 _ 45.32% and 400 mg·kg ^-1 56.28%). In the exudative inflammation model, a significant reduction in leukocyte migration (200 mg·kg ^-1_ 54.75% and 400 mg·kg ^-1 - 77.97%) and protein exudation (200 mg·kg ^-131.14% and 400 mg·kg ^-1 - 49.91%) were observed. RG-M also exhibited inhibition of COX-1 (ICs0 182.27 μg·mL ^-1) and COX-2 (IC50 190.16 μg·mL ^-1) as well as 5-LOX (IC50 215.71μg·mL ^-1). Antioxidant activity was significant with improved endogenous antioxidant status. CONCLUSION: The results demonstrated the anti-inflammatory and antioxidant activity of RG-M with potent inhibitory effects on the arachidonic acid pathways.  相似文献   

3.
AIM: To investigate the in vitro antioxidant activity and total phenolic content of the methanolic leaf extract of Nyctanthes arbor-tristis L. (NA). METHODS: The sample was tested using five in vitro antioxidant methods (1, 1-diphenyl-2-picryl hydrazine radical scavenging activity (DPPH), hydroxyl radical-scavenging activity (-OH), nitric oxide scavenging activity (NO), superoxide radical-scavenging activity, and total antioxidant activity) to evaluate the in vitro antioxidant potential of NA and the total phenolic content (Folin-Ciocalteu method). The extract showed good free radical scavenging property which was calculated as an IC50 value. RESULTS: IC50 (Half maximal inhibitory concentration) of the methanolic extract was found to be 57.93 μg.mL-1 for DPPH, 98.61 μg.mL-1 for-OH, 91.74 μg.mL-1 for NO, and 196.07 μg.mL-1 for superoxide radical scavenging activity. Total antioxidant ca- pacity of the extract was found to be (1198± 24.05) mg ascorbic acid for the methanolic extract. Free radical scavenging activity ob- served in the extracts of NA showed a concentration-dependent reaction. The in vitro scavenging tested for free radicals was reported to be due to high phenolic content in the leaf extract. The leaf extract of NA showed the highest total phenolic content with a value of 78.48 ± 4.2 equivalent nag TAE/g (tannic acid equivalent). CONCLUSIONS: N. arbor-tristis leaf extract exhibited potent free radical scavenging activity. The finding suggests that N. arbor-tristis leaves could be a potential source of natural antioxidant.  相似文献   

4.
AIM: To investigate the chemical constituents from the whole plants of Phlegmariurusfargesii.METHOD: Compounds were isolated by repeated silica gel column chromatography. Their structures were elucidated by spectroscopic methods and chemical correlation. The acetylcholinesterase (ACHE) inhibitory activity of the isolated compounds was evaluated.RESULTS: A new Lycopodium alkaloid, lycopodine N-oxide (1), along with lycopodine (2), 8,15-dehydrolycopodine (3), 6α-hydroxylycopodine (4), deacetyllycoclavine (5), N-methylhuperzine B (6), lycodine (7), and phlegmarine (8), was isolated. CONCLUSION: Compound 1 is a new Lycopodium alkaloid, and compound 3 was obtained from nature for the first time. Other alkaloids are isolated from this plant for the first time.  相似文献   

5.
AIM: Many oxidative stress-related diseases occur as a result of the accumulation of free radicals in the body. Free radicals are generated by various endogenous systems, exposure to different physiochemical conditions, or pathological states. A balance between free radicals and antioxidants is necessary for appropriate physiological function. A lot of studies are going on worldwide directed towards finding natural antioxidants of plant origin. FTIR spectroscopy is used to develop a rapid and effective analytical method for studying the main constituents in medicinal plants. The chemical constituents in the plants were identified and monitored for their medicinal properties. The aim of this study was to evaluate the in vitro antioxidant activities and FTIR spectroscopic analysis of the ethanolic extract of Evolvulus alsinoides. METHOD: Free radical scavenging activity of ethanolic extract of the whole plant of E. alsinoides was evaluated by in vitro methods, including total antioxidant assay(FRAP method) and hydrogen peroxide scavenging activity using ascorbic acid as a standard. The degree of lipid peroxidation was examined by estimating the thiobarbituric acid reactive substances(TBARS) using standard methods and the functional groups were analyzed using FTIR spectroscopy. The IR spectrum in the mid-infrared region 4 000–400 cm–1 was used for discriminatio and to identify various functional groups present in E. alsinoides. RESULTS: The findings indicated the presence of amino acids, amides, amines, carboxylic acids, carbonyl compounds, organic hydrocarbons, and halogens in the ethanolic extract of E. alsinoides, and the antioxidant activities were significantly increased, when compared with the standard antioxidant ascorbic acid, in a dose-dependent manner. CONCLUSION: The findings indicated promising antioxidant activity of the crude extract of E. alsinoides, and needs further exploration for their potential effective use.  相似文献   

6.
This study was conducted to investigate the chemical constituents of Piper wallichii (Miq.) Hand.-Mazz. and evaluate their biological activity. Compounds were isolated by various column chromatographic methods, and their structures were elucidated on the basis of physical characteristics and spectral data. The 1, 1-diphenyl-2-picrylhydrazyl (DPPH)-scavenging activity and acetylcholinesterase (AChE)-inhibitory activity of the compounds were evaluated. Five compounds were obtained and identified as 8-C-β-D-glucopyranosylkaempferol-3-O-β-D-glucopyranoside (1), 1, 2-dihydro-6,8-dimethoxy-7-hydroxy-l-(3, 5-dimethoxy-4-hydroxyphenyl)-N^1, N^2-bis-[2-(4-hydroxyphenyl)ethyl]-2, 3-naphthalene dicarboxamide (2), goniothalactam (3), aristololactam A IIla (4) and piperlonguminine (5). Compound 1 was a new flavonol C-glycoside, 2 was a rare lignanamide, which was isolated from the family Piperaceae for the first time, and compound 3 was isolated from this plant for the first time. Among them, 2 showed potent DPPH-scavenging activity, with IC50 of 31.38 ± 0.97 μmol·L^-1; Compounds 2, 3, and 4 showed AChE inhibitory activity at 100 μmol·L^-1, with inhibition rates of 28.57% ± 1.47%, 18.48% ± 2.41% and 17.4% ±3.03%, respectively.  相似文献   

7.
AIM: To study the gastroprotective effect and in vivo antioxidant potential of a standardized iridoid fraction from B. prionitis leaves(BPE) against different gastric ulcer models in rats. METHOD: The standardized iridoid fraction from BPE at 50, 100, and 200 mg/kg body weight was administered orally, twice daily for 5 days for prevention from aspirin, ethanol, cold-restraint stress(CRS), and pylorus ligation(PL)-induced ulcers. Estimation of the antioxidant enzyme activity was carried out in a CRS-induced ulcer model, and various gastric secretion parameters including volume of gastric juice, acid output, and pH value were estimated in the PL-induced ulcer model. RESULTS: BPE showed a dose-dependent ulcer protective effect in PL(18.67%–66.26% protection), aspirin(24.65%–63.25% protection), CRS(20.77%–59.42% protection), and EtOH(16.93%–77.04% protection)-induced ulcers. BPE treatment in PL-rats showed a decrease in acid-pepsin secretion, and enhanced mucin and mucosal glycoproteins. However, BPE reduced the ulcer index with significant decrease in LPO(P 〈 0.01–0.001), SOD(P 〈 0.01–0.001), and an increase in CAT(P 〈 0.01–0.001), activity in the CRS-induced model. CONCLUSION: The data shows that the iridoid fraction from BPE possesses anti-ulcerogenic and antioxidant potential.  相似文献   

8.
AIM: Methicillin-resistant Staphylococcus aureus (MRSA) is a pathogenic bacterium that causes both hospital- and community-acquired infections, and for which single-drug treatments are becoming less efficient. Rhizoma coptidis has been used for more than two thousand years in China to treat diarrhea, fever, and jaundice. In this study, the anti-MRSA activity of Rhizoma coptidis is examined and its effective components sought. METHODS: The mecA and norA genes were determined by PCR amplification and sequencing. Drug susceptibility of Staphylococcus aureus ATCC43300 was performed using the VITEK2 compact system. The chemical fingerprint of Rhizoma coptidis was investigated using HPLC and preparative liquid chromatography, and the anti-MRSA activity was determined using an improved broth microdilution method. RESULTS: The drug susceptibility test revealed that the penicillin-binding protein phenotype of the strain changed in comparison to penicillin-sensitive Staphylococcus aureus. Ten batches of Rhizoma coptidis showed anti-MRSA activity on the norA-negative Staphylococcus aureus strain, as well as the strain that contained a norA gene. The spectrum-effect relationship revealed that the berberine alkaloids were the effective components, within which berberine, coptisine, palmatine, epiberberine,, and jatrorrhizine were the major components. CONCLUSION: This study lays a foundation for in vivo studies of Rhizoma eoptidis and for the development of multi-component drugs.  相似文献   

9.
AIM: The aqueous methanolic extracts of two plants from Algeria, Helichrysum stoechas subsp, rupestre and Phagnalon saxatile subsp, saxatile, were investigated for their antioxidant activity. METHOD: Total phenolics, flavonoids, and tannins were determined by spectrophotometric techniques..In vitro antioxidant and radical scavenging profiling was determined by spectrophotometrie methods, through: Total antioxidant capacity, and radical scavenging effects by the DPPH and ABTS methods, reducing and chelating power, and blanching inhibition of the β-carotene. RESULTS: All of the extracts showed interesting antioxidant and radical scavenging activity. The highest contents in phenolics, tannins, and the highest total antioxidant capacity as gallic acid equivalents of 97.5 ± 0.33 mg GAE/g DW was obtained for the flowers of H. stoechas subsp, rupestre extract in the phosphomolybdenum assay. An extract of the leafy stems of P. saxatile subsp. saxatile revealed the highest content of flavonoids, and the highest antioxidant activity by the radical scavenging and fl-carotene assays when compared with standards. The best activity was by the scavenging radical DPPH with an IC50 value of 5.65 ± 0.10 μg.mL^-1. CONCLUSION- The studied medicinal plants could provide scientific evidence for some traditional uses in the treatment of dis- eases related to the production of reactive oxygen species (ROS) and oxidative stress.  相似文献   

10.
Background:Vine tea from fermented Ampelopsis grossedentata leaves has been used as a herbal tea and folk medicine in the southern region of China for hundreds of years.The aim of this investigation was to analyze the total flavonoids found in vine tea,including three bioactive flavonoids,and the total phenolic contents in the aqueous methanol extracts of 10 vine tea samples.In addition,this study also aimed to examine the antioxidant activity of dihydromyricetin and vine tea’s flavonoid-rich extract.Methods:The total flavonoids and total phenolic content assay of extracts from vine tea were performed by ultraviolet-visible spectroscopy and epoch microplate spectrophotometer,respectively.Three bioactive flavonoids were quantified simultaneously using high performance liquid chromatography.The antioxidant activity of dihydromyricetin and vine tea’s flavonoid-rich extract was evaluated in vitro using six different methods.Results:Vine tea contained a large number of flavonoids,with dihydromyricetin as its main constituent.The flavonoid-rich extract exhibited a significant scavenging effect on superoxide anion radicals,and on 3-ethylbenzthiazoline-6-sulphonic acid and 1,1-diphenyl-2-picrylhydrazyl radicals.It also possessed definite activity in lipid peroxidation inhibition,ferric reduction,and the moderation of Fe2+ion chelation ability.There was a significant negative correlation between dihydromyricetin content and antioxidant activity in the vine tea samples,including superoxide anion radical scavenging activity(P=−0.754,P<0.05),lipid peroxidation inhibition activity(P=−0.759,P<0.05),ferric-reducing antioxidant power(P=−0.843,P<0.01),respectively.Dihydromyricetin played a dominant role in the antioxidant activities of the flavonoid-rich extract.Conclusion:Vine tea’s flavonoid-rich extract could be used as a new antioxidant source to safeguard against oxidative stress.  相似文献   

11.
丹参酚酸B、丹参酮治疗心血管疾病的药理学研究进展   总被引:2,自引:0,他引:2  
丹参为唇形科鼠尾草属植物丹参(Salvia iltiorrhiza unge)的干燥根及根茎,始载于《神农本草经》,历代本草均有收载。丹参归心、肝经,药性微寒,味苦、无毒,具有祛瘀止痛、活血调经、养心除烦的功效。丹参在临床上广泛用于治疗心血管系统疾病,具有扩张冠状动脉、增加冠脉血流量、改善微循环、降低心肌耗氧量、  相似文献   

12.
AIM: To investigate the anticancer activity of DT-13 under normoxia and determine the underlying mechanisms of action. METHODS: MDA-MB-435 cell proliferation, migration, and adhesion were performed to assess the anticancer activity of DT-13, a saponin from Ophiopogonjaponicus, in vitro. In addition, the effects of DT-13 on tumor growth and metastasis in vivo were evaluated by orthotopic implantation of MDA-MB-435 cells into nude mice; mRNA levels of vascular endothelial growth factor (VEGF), C-C chemokine receptor type 5 (CCR5) and hypoxia-inducible factor 1a (HIF-1a) were evaluated by real-time quantitative PCR; and CCR5 protein levels were detected by Western blot assay. RESULTS: At 0.01 to 1 umol·L -1, DT-13 inhibited MDA-MB-435 cell proliferation, migration, and adhesion significantly in vitro. DT-13 reduced VEGF and CCR5 mRNAs, and decreased CCR5 protein expression by down-regulating HIF-1 a. In addition, DT-13 inhibited MDA-MB-435 cell lung metastasis, and restricted tumor growth slightly in vivo. CONCLUSION: DT-13 inhibited MDA-MB-435 cell proliferation, adhesion, and migration in vitro, and lung metastasis in vivo by reducing VEGF, CCR5, and HIF-la expression.  相似文献   

13.
AIM: To investigate the effects of feeding phenylalanine (Phe) and tyrosine (Tyr) on the accumulation of total phenolic compounds and four phenylethanoid glycosides (PeGs) to a cell suspension culture of the parasitic plant Cistanche deserticola.METHOD: A cell suspension culture of C. deserticola was established and precursors of different concentrations were fed. In each group, the cell was sampled at the 24^th day after inoculation. The content of total phenolic compounds and four PeGs compounds were determined using the Folin-Ciocalteu method and an HPLC method, respectively.RESULTS: In the Phe fed cells, the maximum PeGs yield was achieved when Phe was fed at 1.5 mmol·L^-1 and the yield reached 1.13 times the control cell concentration. In the Tyr fed cells, the maximum yield of PeGs was 1.60 times of control when 0.75 mmol·L^-1 Tyr was fed to the cells. Furthermore, it was found that the salidroside yield was 4.01 times of control group when 5 mmol·L^-1 Tyr was fed.CONCLUSION: Tyr is a better precursor for PeGs accumulation compared with Phe, and the rate limiting enzymes might be involved in the Tyr branch.  相似文献   

14.
OBJECTIVE; To observe capillary blood flow at acu- points during acupuncture treatment of primary dysmenorrhea and gain new insights into its anal- gesic mechanism. METHODS: Patients with primary dysmenorrhea were enrolled and randomly assigned to a treat- ment or control group. Subjects' symptoms were differentiated into various Traditional Chinese Medi- cine (TCM) syndromes and treated for 10 sessions with puncturing acupuncture or self-pressing right-hand Hegu (LI 4), adding other acupoints based on syndrome. Laser speckle was used tocompare the change in the vasomotor amplitude and perfusion of the capillaries in Hegu (LI 4) be- fore and during the treatment. Each subject was re- quired to finish the period pain symptoms observa- tion form, verbal rating scales, numerical rating scale, pain rating index, face rating scale, Zung self-rating depression scale, Zung self-rating anxi- ety scale, and numerical rating scale before and af- ter treatments. RESULTS: After 10 sessions, the symptom scores, pain index (PI), and visual analog scale (VAS) de- creased significantly in treatment group. The vol- ume of blood flow in Hegu (LI 4) declined slightly. No significant evidence supported that needling caused capillary contraction, but the capillary vaso- motor amplitude at Hegu (LI 4) increased remark- ably. CONCLUSION: Acupuncture can increase the capil- lary blood flow, thus promoting the flow of Qi and blood in terms of TCM theory, which facilitates pain relief.  相似文献   

15.
16.
OBJECTIVE: To evaluate systematically the clinical efficacy and safety of Qingkailing(QKL) injection in the treatment of acute stroke.METHODS: Searches for randomized controlled trials into acute stroke treated with QKL injection were performed in the China National Knowledge Infrastructure Database, China Science and Technology Journal Database, Wan fang Database,Chinese Biomedical Literature Database, PubMed and Cochrane Library, from January 1979 to March2013. Two reviewers independently retrieved the RCTs and extracted the information. The Cochrane risk of bias method was used to assess the quality of the included studies, and a Meta-analysis was conducted with Review Manager 5.2 software.RESULTS: A total of 13 studies with 1110participants were included. The quality of the studies was generally low. The Meta-analysis indicated that the combined use of QKL and Western Medicine was significantly superior to control group therapy in terms of the total effective rate. The relative risk(RR) in the acute cerebral hemorrhage(ACH) sub-group was 1.17 [95%confidence interval(CI)(1.08, 1.26), P=0.0001]. In the acute cerebral infarction(ACI) sub-group, RR was 1.27 [95% CI(1.14, 1.42), P0.0001], and in the ACH and ACI mixed sub-group, RR was 1.34 [95% CI(1.20,1.50),P0.00001]. Additionally, QKL promoted the absorption of hematoma [mean difference(MD)=﹣3.73, 95%CI(﹣4.48, ﹣2.98), P0.000 01],decreased neurological damage in ACI [MD=﹣5.60, 95% CI(﹣8.50, ﹣2.70), P=0.0002] and ACH[MD= ﹣ 4.08, 95% CI( ﹣ 8.00, ﹣ 0.16), P=0.04],promoted the recovery of awareness [RR=1.56, 95%CI(1.09, 2.21), P=0.01] and reduced the whole blood viscosity coefficient [MD=﹣ 0.75, 95% CI( ﹣1.47, ﹣0.03), P=0.04]. There were no adverse drug reactions reported in the included studies.CONCLUSION: Based on this systematic review,QKL combined with conventional therapy was effective compared with control treatment.However, because the articles used in the study were not of high quality, further studies should be conducted into the efficacy and safety of QKL in treating acute stroke.  相似文献   

17.
OBJECTIVE: To investigate the combinatorial ef- fects of conception and governor vessel electroacu- puncture (EA) and human umbilical cord blood-de- rived mesenchymal stem cells (HUCB-MSCs) on pathomorphologic lesion and cellular apoptosis in rats with cerebral ischemia/reperfusion. METHODS: With the HUCB-MSCs isolated, cultured and identified and the models of cerebral isch- emia-reperfusion established, the HUCB-MSCs of passage three were intracranially transplanted andthe EA at conception and governor vessels was ap- plied. The pathomorphologic lesion by hematoxy- lin-eosin staining and the cellular apoptosis by ter- minal deoxynucleotidyl transferase-mediated nick-end labeling method around the ischemic fo- cus were observed. RESULTS: The cultured adherent HUCB-MSCs ex- hibited a spindle shape and expressed MSC-specif- ic markers, with the cell purity and proliferation rate significantly increasing after the primary pas- sage. HE staining showed that there were no patho- logical changes observed in the sham surgery group. However, in the PBS transplantation group, degeneration and necrosis of a great number of nerve cells were seen. In both the HUCB-MSCs transplantation group and the HUCB-MSCs trans- plantation + EA group, reparative changes of the pathomorphism of the tissue were found. Both combination treatment and simple MSCs treat- ment were able to improve the pathomorphorlogic lesion following cerebral ischemia and reduce the abnormal TUNEL-positive numbers, with former better than latter. CONCLUSION: HUCB-MSCs improve pathological lesions and inhibit the cellular apoptosis around the cerebral ischemic area. EA at conception and governor vessels also improve pathological lesion and inhibit the cellular apoptosis in rats treated with HUCB-MSCs transplantation, which effects were superior to that of simple HUCB-MSCs trans- plantation.  相似文献   

18.
OBJECTIVE: To investigate the curative effects of Xuebijing (XBJ) injection, a Chinese patent medi- cine, on severe pulmonary contusion (PC). METHODS: Sixty-three patients with PC were ran- domized to conventional therapy plus XBJ injec- tion (n=33) or conventional therapy alone (n=30). Between groups differences in corticosteroid treat- ment, immune regulation therapy, hemofiltration, infusion volume, transfusion volume and antibiotic period were measured, as were intensive care unit(ICU)-free time, ventilation time, 28-day mortality rate and incidence of ventilation-associated pneu- monia (VAP). Serum concentrations of procalcito- nin (PCT), tumor necrosis factor-a (TNF-a), interleu- kin (IL)-6, and 11_-10, white blood cell (WBC) counts and percentages of human leukocyte antigen DR/ CD14+ (HLA-DR/CD14+) peripheral blood mononu- clear cells were compared. Markers of ventilation were determined by blood gas analysis and ventila- tor parameters. RESULTS: WBC counts and serum concentrations of PCT, TNF-a, 11.-6 and IL-10 were reduced signifi- cantly more quickly, and CD14+ percentage was in- creased significantly earlier, in the XBJ group than in the control group (P〈0.05 each). The level of ven- tilation and oxygenation index were ameliorated earlier in the XBJ than in the control group (P〈 0.05). XBJ treatment significantly reduced ICU-free time, ventilation time and incidence of VAP (P〈0.05 each), but had no effect on 28-day mortality rate (P〉0.05). CONCLUSION: XBJ treatment can shorten ICU-free and ventilation times and reduce the incidence of VAP, improving outcomes in patients with severe PC. XBJ may act by regulating inflammation and im- munity, alleviating systemic inflammatory response syndrome induced by trauma.  相似文献   

19.
王氏保赤丸系根据清代道光年间通州著名中医王胪卿祖传九世秘方配制,并由其嫡孙王绵之教授监制的纯中药制剂。该药由大黄、黄连、制天南星、川贝母等组成。方中大黄苦寒,攻积导滞,泻火凉血,行瘀通经;黄连苦寒,清热燥湿,泻火解毒;制天南星苦凉,化痰熄风定惊;川贝母苦寒,化痰止咳,清热散结。王氏  相似文献   

20.
OBJECTIVE: To investigate the relationship in ma- lignant-neoplasm patients of hypercoagulability between syndromes differentiated with the theory of abnormal hilit in traditional Uyghur medicine(TUM). METHODS: A total of 248 patients with malignant tumors were enrolled. Based on the theory of TUM they were divided into two groups: abnormal Sav- da and abnormal Non-Savda(including abnormal Khan, abnormal Sepra and abnormal Belghem types); fifty healthy volunteers were selected as controls. Platelet(PLT), prothrombin time(PT), plas- ma fibrinogen(FIB), thrombin time(TT), activated partial thromboplastin time(aPTT) and D-Dimer(D-D) were measured in both groups. RESULTS: Compared with the control and abnor-mal Non-Savda groups, in the abnormal Savda group the PLT count increased(P0.05), the PT was lengthened(P0.01), and the FIB significantly in- creased(P0.01). D-Ds in the three groups were sig- nificantly different(P0.05). No significant differ- ence was found inTT and aPTT values(P0.05). CONCLUSION: Hypercoagulability existed in pa- tients with malignant tumors in the different types of TUM syndromes, especially in the abnormal Sav- da group; this was characterized by increased blood viscosity, platelet aggregation and thrombo- sis. D-D appears to be a significant predictor for the therapeutic effect of TUM in relation to malignant tumor therapies.  相似文献   

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