AIM: To establish the quality standard for Shexiangtongbi Babu plaster (Radix Astragali, Radix Angelicae sinensis, moschus, Commiphora myrrha, Resina Boswelliae Carterii, Radix Angelicae Pubescentis, Sanguis Draxonis, etc.) METHODS: Borneolum Syntheticum, Commiphora Myrrha, Radix Angelicae Pubescentis, Sanguis Draxonis, Radix Angelicae Sinensis were identified by TLC, and the content of Muscone was determined by GC. RESULTS: Borneolum Syntheticum, Commiphora Myrrha, Radix Angelicae Pubscentis, Radix Angelicae Sinensis could be identified by TLC. Muscone showed a good linear relationship at range of 0.026?g～0.078?g, r =0.9992. The average recovery was 97.57%, and RSD 1.50% respectively. CONCLUSION: The method is accurate and can be used to control the quality of Shexiangtongbi Babu plaster.

Objective To analysis the clinical features of elderly diffuse large B-cell lymphoma (DLBCL) patients with Epstein-Barr virus (EBV) infection and their prognostic factors.Methods 250 cases of DLBCL were retrospectively studied by in situ hybridization (ISH) to detect the EBV and by immunohistochemical to evaluate the histological type and Ki-67 protein.Results 36 cases with EBVpositive included 28 elderly (aged ≥ 60 years), of which 21 cases were Han, 15 cases were Uygur, male/ female ratio was 2 : 1.There were 23 cases with nodal presentation only, 13 cases with extra-nodal presentation.Twenty-nine patients presented with advanced disease (Ann Arbor stage Ⅲ/Ⅳ), 30 patients were found with high lactate dehydrogenase (LDH), 22 patients with high IPI score (3-5).Histological observation showed a diffuse and polymorphic proliferation of large lymphoid cells with varying degrees of reactive components.These tumor cells were frequently characterized by a broad range of B-cell maturation, containingcentroblasts, immunoblasts, and Hodgkin-and Reed-Stemberg (HRS)-like giant cells.Immunohistochemical studies showed that tumor cells were positive for CD20 and (or) CD79a in almost cases, most of the cases had a high proliferative index.CD10, bcl-6, Mum-1 performed histological type, 31 cases were non-germinal center.Except the age and location (P ＜ 0.05), no other significant differences were observed in Han and Uygur elderly EBV+ DLBCL (P ＞ 0.05).Conclusion The incidence of elderly EBV+ DLBCL is low, it has some unique clinical and pathological features with poor prognosis.

OBJECTIVE To evaluate the relationship between the amount of interleukin-8(IL-8) and granulocyte colony-stimulating factor(G-CSF) and Helicobacter pylori(Hp) infection in gastric mucosa.METHODS Enzyme linked immunosorbent assay(ELISA) was used to detect the amount of IL-8 and G-CSF in 56 patients including normal gastric mucosa(n=18) and H.pylori infection patients(n=38) who were performed with gastroscope with their supernate fluid of gastrostoma mucosa tissue culture,and to examine the difference between Hp infected cases and non-Hp infected ones and H.pylori infection patients before and after treatment.RESULTS The amount of IL-8 and GCSF in Hp infected cases was significantly higher than non-infected ones(P

Objective To evaluate the effectiveness of preoperative perfusion chemotherapy via left gastric artery catheterization in patients with cardiac cancer of the stomach.Methods 56 operated cases with cardiac cancer,who had undergone preoperative perfusion chemotherapy via left gastric artery,were collected and analyzed.Results Most of the tumors were hypervascular as studied with DSA.After perfusion chemotherapy,there was amelioration of symptoms.Decrease in size about 50% of the tumor mass,shown in barium study were found in 32 patients,(18% of them).The survival rates one year,two years and three years after surgical resection were 98%,78.6% and 53.6% respectively.18 cases(32%)had gastric hemorrage,that was the main complication after perfusion.Conclusion Preoperative perfusion chemotherapy via left gastric artery in cases with cardiac cancer of the stomach is an effective measure in increasing resection rates in surgery.

Objective To study the correlation between simple obesity and flbrinogen Bβ-148C/T and Bβ448G/A gene polymorphism in children and to provide theoretical basis for children's imple obesity prevention.Methods 5ml fasting blood sample was taken from each patient.PCR and restriction enzyme digestion were used to detect the fibrinogen Bβ-148C/T and Bβ448G/A gene genotype.Results The genotype distribution of Bβ-148C/T was significantly different between simple obesity and normal controls(CC51/67, CT47/37 ,TT8/2, P =0.03 );The allele frequency in the children with simple obesity was higher than that of the healthy controls{ C 149/171 ,T63/41 ,P = 0.02).However, there was no significance between two groups in genotype distribution of Bβ 448G/A and allele frequency (GG61/69, AG41/32, AA4/5, G163/70, A49/42, P > 0.05 ). Conclusion There is significant cor-relation between simple obesity and fibrinogen Bβ-148 gene polymorphism in children but not between simple obesityand fibrinogen Bβ 448G/A gene polymorphism.

Objective To study the clinical efficacy of recombinant human epidermal growth factor (rhEGF) in the treatment of sacrococcygeal decubitus ulcers grade Ⅲ with direct polymerizing suture after appling rhEGF to reinforce wound bed preparation (WBP). Methods From January 2007 to October 2009, 60 patients with sacrococcygeal decubitus ulcers Grade Ⅲ, were divided into control group and treatment group. The ulcer size was 3 cm × 4 cm to 10 cm × 12 cm and all ulcers were infected for 15-70 d. Treatment group received traditional dressing change and appling rhEGF to reinforce wound bed preparation. Control group received traditional dressing change only. The operative technique that we used in two groups was direct polymerizing suture. Cure rate of stage Ⅰ and complication morbidities were analyzed. Results Cure rate of stage Ⅰ was 87% in treatment group and 70% in control group. Complication morbidities were 13% in treatment group and 30% in control group. The difference between these two groups was statistically significant (P ＜ 0.05). Conclusion Appling rhEGF to reinforce wound bed preparation before operation could make subsequent treatment more effective and improve the cure ratio of operation with decreasing complications and morbidities. And more, dissecting under fascia possesses the advantages of easiness to perform and rich blood supply.The method of appling rhEGF with direct polymerizing suture is a simple, high efficient approach for the first repairment of sacrococcygeal decubitus ulcers grade Ⅲ, especially desirable for the elderly.

Objective To investigate the value of CT-guided 125I particles implantation combined with gemcitabine plus S-1 (GS) regimen in the treatment of locally advanced pancreatic cancer.Methods 42 patients with unresectable local advanced pancreatic cancer were given with CT-guided 125I seed implantation.3-4 cycles of GS regimen was given based on the tolerance of patient s body within 3-7 d after implantation of particles.Review of blood,CA199,chest X-ray,CT scan + enhanced or MRI were performed at 2nd,4th,6th,12th month after surgery.Results 2nd,4th,6th month after surgery,tumor lesions were significantly reduced,ORRs were 59.5 ％ (25/42),66.7 ％ (28/42) and 73.8 ％ (31/42),respectively,DCRs were 83.3 ％ (35/42),78.6 ％ (33/42) and 76.2 ％ (32/42),respectively.No serious adverse reactions were observed,patient could tolerate these reactions.The 6th,12th,24th month survival rates were 100 ％ (42/42),47.6 ％ (20/42) and 11.9 ％ (5/42),respectively,mPFS was 8.27 months and mOS was 12.00 months.Conclusion CT-guided 125I particles implantation combined with GS regimen is convenient,safe,high efficacy in the treatment of locally advanced pancreatic cancer.

Objective To evaluate the efficacy and safety of CT-guided 125I radioactive seed implantation combined with gemcitabine and Gio (gemcitabine and S-1, GS scheme) chemotherapy in treating advanced pancreatic carcinoma. Methods Sixty-eight patients with inoperable advanced pancreatic carcinoma were randomly divided into two groups. Patients in group A(n=38) were treated with CT-guided 125I radioactive seed implantation combined with GS chemotherapy scheme, while patients in group B (n=30) received GS chemotherapy scheme only. The short-term effect, the median progression-free survival time, the median survival time and adverse reactions of the two groups were determined , and the results were compared between the two groups. Results The objective response rate (ORR), disease control rate (DCR) and clinical benefit rate (CBR) of the group A were 57.9%, 73.7%and 84.2%respectively, while those of group B were 26.7%, 46.7% and 60.0% respectively. The differences between the two groups were statistically significant (P<0.05). In group A the median progression-free survival time and the median survival time were 8.00 months and 11.84 months respectively, which were strikingly higher than those in group B (5.63 months and 10.40 months respectively), the differences between the two groups were statistically significantly (P<0.05). No significant differences in gastrointestinal reactions, blood toxicity, liver toxicity and other adverse reactions existed between the two groups (P>0.05). Conclusion For advanced pancreatic carcinoma, CT-guided 125I radioactive seed implantation combined with GS program is a safe and effective treatment.

Objective To investigate the protective effect of theaflavins on thymus injury caused by total body irradiation (TBI).Methods Twenty-five C57BL/6 mice were randomly divided into 5 groups:control group,4 Gy TBI group,4 Gy TBI + 25 mg/kg theaflavins group,4 Gy TBI + 50 mg/kg theaflavins group and 4 Gy TBI + 100 mg/kg theaflavins group.Thymus index and total number of thymocytes were detected at the 14th d post-irradiation to determine the optimal dose of theaflavins.According to this optimal dose,32 C57BL/6 mice were randomly divided into 4 groups:control group,theaflavins group,4 Gy TBI group and 4 Gy TBI + theaflavins group.Thymus histomorphology,CD4CD8 T cell subsets,and reactive oxygen species (ROS) in thymocytes were examined at the 14th d post-irradiation.Results The irradiated thymus exhibited decreased thymus index and total number of thymocytes (P ＜ 0.05),aberrant histomorphology and T cell subsets (P ＜ 0.05),and increased ROS level in thymocytes (P ＜ 0.05).Compared with 4 Gy TBI group,the thymus index and total number of thymocytes were significantly increased in 4 Gy TBI + 50 mg/kg theaflavins group (P ＜ 0.05).The total number of thymocytes was significantly higher in 4 Gy TBI + 50 mg/kg theaflavins group than that in 4 Gy TBI + 25 mg/kg theaflavins group (P ＜ 0.05).Therefore,50 mg/kg theaflavins was chosen as the optimal dose for subsequent experiments.Moreover,the aberrant histomorphology of irradiated thymus was alleviated by theaflavins.A decline in the percentage of CD4-CD8-T cells and an elevation of CD4+CD8-and CD4+CD8+ T cells were found in irradiated mice administered with theaflavins (P ＜ 0.05).Compared with 4 Gy TBI group,the ROS level was significantly decreased in 4 Gy TBI + theaflavins group (P ＜ 0.05).Conclusion Theaflavins exhibits a protective effect on radiation-induced thymus injury.

Objects To study the protective effects of cimetidine against oxidative stress in rats induced by cumulative low-dose irradiation.Methods Sixty SD rats were randomly divided into 6 groups (10 each):normal control group,model control group,lentinan group [89mg/(kg.d)] and 3 dose groups of cimetidine.After oral administration,all the rats were exposed to γ-ray irradiation 8 hours/day for 12 days,and sacrificed on the 13th day.The activities of superoxide dismutase (SOD),glutathione peroxidase (GPx),catalase (CAT) and the content of malondialdehyde (MDA) in serum,liver,thymus and spleen were determined.By using the superoxide anion radical system,hydroxyl radical system,H2O2 radical system,oxidation system of linoleic acid induced by alkane radical system and diphenyl picryl hydrazinyl radical (DPPH) radical system,the antioxidation activities of cimetidine were detected.Results The activities of SOD in liver and thymus decreased significantly,the GPx activity in serum,liver and spleen decreased significantly and MDA level in serum,liver and spleen increased significantly after 0.3Gy cumulative ionizing radiation.Cimetidine enhanced the activities of antioxidant enzymes in serum and organs,and reduced the MDA level.In a certain concentration range,cimetidine had different scavenging effects onto these radical systems,and showed good performance in hydroxyl radical.Conclusion Cimetidine can effectively ameliorate the oxidative stress from low-dose cumulative irradiation by scavenging free radicals,increase the activity of antioxidant enzymes and reduce the content of lipid peroxidation products,thus presents a potential radio protective effect.