subtilis culture with a capacity of 15 mg/g by using Si-QAC modif

subtilis culture with a capacity of 15 mg/g by using Si-QAC modified antimicrobial cotton fiber. (C) 2010 Elsevier B.V. All rights reserved.”
“A 55-year-old healthy female without trauma history visited our hospital for rapidly progressive enlarging right side painful neck mass within 5 days and also with comorbid House-Brackmann Grade V facial palsy for 2 days. Magnetic resonance imaging showed heterogenous mass derived from parotid to parapharyngeal space. Much blood clot could be observed

at exploratory operation. Only inflammatory change, but not tumor, was mentioned in pathology report. Facial palsy was kept stationary in Grade III from postoperative 6 months. Copyright (C) 2011, Elsevier Taiwan LLC. All rights reserved.”
“. selleck Tumour necrosis factor-a (TNF-a) plays a pivotal role in hepatitis B virus (HBV) clearance and host immune response determining the chronicity of HBV infection. However, studies of the association between TNF-a-857 polymorphism and chronic HBV infection have reported conflicting results. So a meta-analysis was carried out to draw a more precise conclusion. Pubmed (January, 1966March, 2011) and the China Biological Medicine Database (January, 1978March, 2011) were searched using the keywords TNF-a gene polymorphism in combination with HBV infection without language restriction. Fourteen studies including 4929 chronic HBV infection

cases and 2702 controls describing the C857T genotype were included in the meta-analysis. https://www.selleckchem.com/Wnt.html All fourteen studies focussed on an Asian population. The overall meta-analysis suggested that TNF-a-857T allele reduced the risk of chronic

HBV infection in the RepSox Asian population (OR = 0.82, 95% CI: 0.710.95, P = 0.008) when compared with a spontaneously recovered population. In the sensitivity analyses of the groups obeying HardyWeinberg equilibrium (HWE), without the largest study population and without the smallest study population, a similar association was revealed (OR = 0.81, 95% CI: 0.680.98, P = 0.043; OR = 0.77, 95% CI: 0.680.87, P = 0.0001; OR = 0.81, 95% CI: 0.700.95, P = 0.009, respectively). However, when compared with a healthy population, no significant association was found in the Asian population in all groups. So, we draw the conclusion that the TNF-a-857T allele reduces the risk of chronic HBV infection in this Asian population.”
“Photosynthetic mitigation of CO(2) with microalgae is promising from many aspects, thereby becoming a popular research topic. in this study, seven out of twenty-two indigenous Scenedesmus obliquus isolates obtained from southern Taiwan were selected for detailed study on their CO2 fixation ability. Among them, 2 strains, namely, S. obliquus CNW-N and AS-6-1, displayed high cell growth rate and CO2 removal ability when they were grown on 20% CO2. The 2 strains show a high specific growth rate of 1.019 and 1.065d(-1), respectively, along with a high biomass concentration (2.63 and 1.

BALB/c mice were immunized with the purified recombinant proteins

BALB/c mice were immunized with the purified recombinant proteins to prepare MAbs by hybridoma technique. The reactivity and specificity of the MAbs were analyzed by ELISA and Western blot analysis. Seven MAbs against N1 and two MAbs against N2 were obtained. In the present study, recombinant SARS-CoV N protein was expressed and purified and nine specific MAbs against Epigenetics inhibitor SARS-CoV N protein were obtained successfully. This panel of anti-N MAbs may be used as a tool for rapid and specific diagnosis of SARS-CoV.”
“Background and Purpose: Gonadal vein angioembolization is a successful means of primary and salvage treatment

for symptomatic varicoceles. We aim to investigate angiographic findings during embolization of primary varicoceles vs those with failed surgical ligation.

Patients and Methods: Between

1992 and 2010, 106 cases referred to our interventional radiologists for primary or salvage varicocelectomy were reviewed. These patients underwent venography and gonadal vein embolization using a combination of embolization coils and vascular plugs. All images were reviewed by an selleck inhibitor interventional radiologist to determine the anatomic etiology of the varicocele. Primary and salvage embolization cohorts were compared using t test and chi-square analyses for continuous and categorical variables, respectively. Angiographic parameters were analyzed using univariate and multivariable regression models to determine significance in predicting primary vs salvage status.

Results: Of the 106 patients, 46 patients (57 testicles) underwent primary and 60 patients (62 testicles) underwent salvage embolization. The salvage cohort of patients was younger (P<0.001) and comprised more solely left-sided pathology (P=0.002). An equivalent number of gonadal vein divisions and proportion of patent gonadal

veins was found. However, there was a significantly https://www.selleckchem.com/products/sb273005.html higher proportion (27.8% vs 6.7%) of inguinal collateral vessels and combined presence of inguinal and retroperitoneal collateral veins (8.5% vs 2.1%) identified in the cohort undergoing embolization after failed surgical varicocelectomy. Presence of inguinal collaterals (P=0.008) as well as presence of both inguinal and retroperitoneal collaterals (P=0.038) on multivariable regression analysis revealed both as independent prognosticators of salvage status.

Conclusion: Recurrence after surgical varicocelectomy is associated with increased inguinal collaterals. The pitfall presented by this anatomic variant to surgical ligation may be successfully managed with selective gonadal vein embolization.”
“BACKGROUND: Although known nickel hypersensitivity is a contraindication to intratubal microinsert placement in the United States, this case demonstrates that nickel hypersensitivity to intratubal microinserts can occur.

Materials and methods: The differential genes of

Materials and methods: The differential genes of check details early liver metastases in colorectal cancer were detected by RT2 Profiler (TM) PCR Array. The expression and the relationship of stem cell gene CD133 and CD44 were analyzed by immunofluorescent tests.

Results: CD133 and CD44 were significantly higher co-expressed

in colorectal cancer with early liver metastases compared to those without early liver metastases, and the content of CD133 and CD44 proteins decreased following growth of the transplanted tumors. Of the 80 cases without early liver metastases, 12 were observed CD133 and CD44 proteins co-expression, while 36 of the 40 cases with early liver metastases were found CD133 and CD44 proteins co-expression (15% vs. 90%, P < 0.05). Survival analysis revealed CD133 and CD44 proteins co-expression was associated with poorest prognosis (57.14% vs. 87.41%, X-2 = 48.49, P = 0.001). After Cox regression, age, Duck’s stage, lymph node metastasis,

and CD133 and CD44 proteins co-expression were shown to be the independent prognostic factors of colorectal cancers.

Conclusions: CD133 and CD44 proteins were highly co-expressed in colorectal cancer with early liver metastases, and may be a potential biomarker for the early liver metastases. (C) 2011 Elsevier Ltd. All rights reserved.”
“Shockless compression experiments were performed on x-cut quartz single crystals to examine the effect of loading path and rate on the inelastic behavior. The A769662 Lagrangian wave velocity and stress were determined from the measured particle velocities and compared to the previously measured elastic values. The data show that x-cut quartz remains essentially elastic up to stresses greater than 10 GPa during ramp loading, but that the elastic

yield behavior is dependent on the sample thickness. These results indicate that the elastic response of x-cut quartz is dependent on the loading path, rate, and sample thickness.”
“Gastrointestinal motility and the effects on luminal contents that are brought about by it can be studied in several ways. In clinical practice, manometry remains one of the most important investigational www.selleckchem.com/screening/kinase-inhibitor-library.html techniques, in particular for oesophageal and anorectal disorders. Radiographic examination of bolus transit through the gastrointestinal tract also continues to be a valuable tool. Scintigraphy still is the gold standard for assessment of gastric emptying, but (13C) breath tests are an alternative. Many other techniques are used mainly in the context of scientific research but some of these may become incorporated in the diagnostic armamentarium. (C) 2009 Elsevier Ltd. All rights reserved.”
“Surgery is one of the established modes of initial definitive treatment for a majority of oral cancers.

Milk therefore plays an important role in mammalian host defense.

Milk therefore plays an important role in mammalian host defense. In colostrum, the concentration of immunoglobulins is particularly high, with IgG being the major immunoglobulin class present in ruminant milk, in contrast to IgA being the major immunoglobulin present in human milk. Immunoglobulins are transported into mammary secretions

via specialized receptors. In addition to immunoglobulins, both colostrum and milk contain viable cells, including neutrophils and macrophages, which secrete a range of immune-related Vorinostat clinical trial components into milk. These include cytokines and antimicrobial proteins and peptides, such as lactoferrin, defensins, and cathelicidins. Mammary epithelial cells themselves also contribute to the host defense by secreting a range of innate immune effector molecules. A detailed understanding of these proteins and peptides offers great potential to add value to the dairy industry. This is demonstrated by the wide-ranging commercial applications of lactoferrin derived from bovine milk. Knowledge of the immune function of milk, in particular, how the gland responds to pathogens, can be used to boost the concentrations

of immune factors in milk through farm management practices and vaccination protocols. The latter approach is currently being used to maximize yields of bovine milk-derived IgA directed at specific antigens AS1842856 for therapeutic and prophylactic use. Increasingly sophisticated proteomics technologies are being applied to identify and characterize the functions of the minor components of milk. An overview is presented of the immune factors in colostrum and milk as well as the results of research aimed at realizing this untapped value Selleckchem CYT387 in milk.”
“A meta-analysis of odds ratios comparing the risks of participating in transplant tourism by acquiring a kidney abroad to the risks associated with domestic kidney transplant was undertaken. Comparison across 12 medical outcomes indicates transplant tourists are significantly more likely to contract cytomegalovirus, hepatitis B, HIV, post-transplantation diabetes mellitus, and wound infection than those receiving domestic

kidney transplant. Results also indicate that domestic kidney transplant recipients experience significantly higher one-yr patient- and graft-survival rates. Analyses are supplemented by independent comparisons of outcomes and provide practitioners with weighted estimates of the proportion of transplant recipients experiencing 15 medical outcomes. Practitioners are encouraged to caution patients of the medical risks associated with transplant tourism. Despite the illegal and unethical nature of transplant tourism, additional efforts are indicated to eliminate the organ trade and to educate wait-listed patients about the risks of transplant tourism.”
“We report a systematic study of chemically enhanced wear of single crystal aluminum surfaces in aqueous solutions using an environmentally equipped atomic force microscope (AFM).

AGEs ligate to the receptor for AGEs (RAGE), promoting protein ki

AGEs ligate to the receptor for AGEs (RAGE), promoting protein kinase C (PKC)-dependent activation of nicotinamide adenine dinucleotide phosphate (NADPH) oxidase and superoxide radical generation. While scavenging antioxidants are protective against AGEs, it is unknown if induction of endogenous antioxidant defenses has the same effect. In this study, we confirmed that the compound 3H-1,2-dithiole-3-thione (D3T) increases reduced-state Fer-1 order glutathione (GSH) concentrations and NADPH: quinone oxidoreductase 1 (NQO1) activity in SH-SY5Y cells and provides protection against H2O2. Surprisingly, D3T potentiated oxidative damage caused by AGEs. In comparison to vehicle controls,

D3T caused greater AGE-induced cytotoxicity and depletion of intracellular GSH levels while offering no protection against neurite

degeneration or protein carbonylation. D3T potentiated AGE-induced reactive oxygen species (ROS) formation, an effect abrogated by inhibitors of PKC and NADPH oxidase. This study suggests that chemical induction of endogenous antioxidant defenses requires further examination in models of diabetes.”
“Background: Few studies have evaluated the health-related quality of life (HRQOL) BMS-754807 mouse of Southern Chinese with chronic hepatitis B (CHB) infection.

Aim: To evaluate the HRQOL of Chinese patients at different stages of CHB infection and to find out factors associated with HRQOL.

Methods: 520 Chinese adult CHB patients of whom 156 were uncomplicated, 102 had impaired liver function, 139 had cirrhosis and 123 had hepatocellular carcinoma (HCC) were interviewed with a structured questionnaire, the SF-36 Health Survey version 2 (SF-36v2), and the Chronic Liver Disease Questionnaire (CLDQ). The differences in SF-6D health preference values and SF-36v2 scores between each CHB group and Hong Kong population

norms were assessed by t-test. ANOVA was used to compare the mean SF-6D health preference, SF-36v2 scores, and CLDQ scores among CHB groups. Multiple linear regressions were performed to identify determinants of HRQOL.

Results: CHB patients had significantly lower SF-36v2 scores than the population norm. The SF-6D values of CHB patients with uncomplicated disease, impaired liver function, HCC and cirrhosis were 0.755, 0.745, 0.720 and 0.701, respectively, all significantly lower than the population norm of 0.787. Advanced stage of CHB illness, anti-viral Epigenetic inhibitor treatment, bilirubin level, psychological comorbidity, younger age and female were associated with poorer HRQOL.

Conclusion: CHB infection had a negative impact on HRQOL. There was a progressive decrease in health preference values with CHB disease progression. The results can be used for the estimation of quality adjusted life years (QALYs) for CHB patients in cost effectiveness or cost utility studies.”
“The anionic copolymerization of diglycidyl ether of bisphenol A with 2,2,5,5-tetramethyl-4,6-dioxo-1,3-dioxane or 6,6-dimethyl-(4,8-dioxaspiro[2.

CONCLUSIONS: The observed frequency of CM, including multiple les

CONCLUSIONS: The observed frequency of CM, including multiple lesions in a single individual and the familial form of this pathological entity appears relatively high compared to medical literature.”
“A systematic review of dementia cost-of-illness (CO!) studies in the US and Canada was conducted to explore the policy-making relevance of these studies.

MEDLINE, CINAHL, EconLit, AMED and the

Cochrane Library were searched from inception to March 2010 for English-language COI articles. Content analysis was used to extract common themes about dementia cost from the conclusions of articles that passed title, abstract and full-text screening. These GM6001 themes informed our exploration of the policy-making relevance of COI studies in dementia.

The literature search retrieved 961 articles and data were extracted from 46 articles. All except three articles reported data from the US; 27 articles included Alzheimer’s dementia only. Common themes pertained to general observations about dementia cost, cost drivers in dementia, caregiver cost, items that may lower dementia https://www.selleckchem.com/products/gw4869.html cost, social service cost, Medicare and Medicaid cost, and cost comparisons with other diseases.

The common themes suggest policy-oriented research for the future. However, the extracted COI studies were typically not conducted for policy-making purposes and they did not commonly provide prescriptive policy options. Researchers and policy makers need to consider whether the

optimal research focus in dementia should be on programme evaluations LEE011 instead of more COI studies.”
“The aim of this study was to investigate chitosan/siRNA complexes formulated with various chitosan salts (CS) including chitosan aspartate (CS-Asp), chitosan

glutamate (CS-Glu), chitosan acetate (CS-Ac), and chitosan hydrochloride (CS-HCl) for in vitro siRNA delivery into stable and constitutive enhanced green fluorescent protein (EGFP)-expressing HeLa cells. The CS/siRNA complexes were characterized by 2% agarose gel electrophoresis and investigated for their transfection efficiency in stable and constitutive EGFP-expressing HeLa cells. The cytotoxicity of the complexes was determined by the 3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyl tetrazolium bromide (MTT) assay. The formation of complexes CS/siRNA is mainly dependent on the weight ratio, whereas salt form and molecular weight has less effect. The particle sizes of the complete complexes were in the range of 270-373 nm except the complete complex of CS-Ac, with a slightly positive charge of less than 2 mV. The ability of CS to transfer functionally active siRNA into cell culture is mainly dependent on the weight ratio and molecular weight of CS whereas salt form of CS has less effect. The high gene-silencing efficiency was observed with low MW of CS (20 kDa) and high weight ratio of 32. Over 80% average cell viabilities were observed for CS/siRNA complexes in all weight ratios comparison to untreated cells.

47 patients who applied to the assisted reproductive treatments w

47 patients who applied to the assisted reproductive treatments with various infertility problems were included to the study. Controlled ovarian hyperstimulation was performed by using GnRH agonist and gonadotropins. Serum hormon levels were

GSK2126458 measured by using Chemilluminescent Microparticle Immunoassay method for each patient. After ultrasonographic ovarian follicle screening, oocytes were retrievaled. Cumulus cells obtained from the follicles were cultured for 72 h and immunuhistochemistry were performed for Notch1, Notch2, Notch3, Notch4, Jagged1 and Jagged2 proteins. Histological score (HSCORE) were applied to all of the samples. The association between Notch and its ligands protein expressions and the oocyte-embryo quality and fertilization rates were investigated.

Significant differences were observed between the mean values of age, AMH and FSH in the 2 groups, respectively (p < 0.05). However, the mean female infertility duration and total gonadotropin dose did not differ significantly between normal and poor responder groups. All the patients cumulus cells expressed Notch1, Notch2, Notch3, Notch4,

Jagged1 and Jagged2. There was a significant difference (p < 0.05) only for Notch2 between the 2 groups and a positive correlation between Notch2 and Notch3 (r = 547, p = 0.00) expressions were noted. Furthermore, no correlations were observed between the following: SB203580 in vitro Notch1, Selleck Androgen Receptor Antagonist Notch2, Notch3, Notch4, Jagged1, and Jagged2 expression; mature oocyte

number; fertilization rates, and embryo quality percentage in both of the groups.

Notch signalling proteins can be an indicator for understanding the ovarian response in ovulation induction.”
“Residual risk of cardiovascular events after treatment with stain might be explained in part because patients have low levels of n-3 polyunsaturated fatty acids (PUFA). We examined how lipid-lowering therapy with strong statin affected serum PUFA levels in patients with coronary artery disease. The study population consisted of 46 patients with coronary artery disease whose low-density lipoprotein (LDL) cholesterol was more than 100 mg/dl. Lipid-lowering therapy was performed with a strong statin including atorvastatin (n = 22), rosuvastatin (n = 9) or pitavastatin (n = 15). Serum PUFA levels were determined by gas chromatography. The treatment with strong statin decreased the sum of dihomo-gamma-linolenic acid (DGLA) and arachidonic acid (AA) levels (195 +/- 41 to 184 +/- 44 mu g/ml, P < 0.05) as well as the sum of eicosapentaenoic acid (EPA) and docosahexaenoic acid (DHA) levels (233 +/- 71 to 200 +/- 72 mu g/ml, P < 0.001). These effects of strong statin resulted in a significant decrease in ratio of the sum of EPA and DHA levels to the sum of DGLA and AA levels (1.20 +/- 0.27 to 1.10 +/- 0.35, P < 0.05).

One randomized control trial showed improvement after laser compa

One randomized control trial showed improvement after laser compared to no treatment. Two other trials showed no difference between laser, silicone gel, intralesional steroid or 5-fluorouracil. One trial showed that perioperative systemic steroid application gave rise to no improvement but in fact worsened scar formation. We conclude that small keloids can be treated radically buy CA3 by surgery with adjuvant therapy (radiation or corticosteroid injections) or by non-surgical therapy (corticosteroid

injections, laser and anti-tumour/immunosuppressive agents, such as 5-fluorouracil). Large and multiple keloids are difficult to treat radically and are currently only treatable by multimodal therapies that aim to NCT-501 solubility dmso relieve symptoms. (c) 2011 Published by European Association for

Cardio-Thoracic Surgery. All rights reserved.”
“Agonist and antagonist drugs acting on epidermal growth factor receptor (EGFR) signaling are emerging as a new possibility for pharmaceutical study and clinical manipulation of some skin and corneal disorders. EGFR activation appears to be effective in reducing the time of reepithelialization after corneal wound healing, with potential uses in penetrating keratoplasty, refractive surgery, alkali burns, diabetic keratopathy, keratopathy following chemotherapy, cornea transplantation, and dry eye. Most of the studies show therapeutic advantages of human recombinant epidermal growth factor (hrEGF) eye drops without showing adverse effects. In contrast, EGFR inhibition delays

epithelial cell proliferation and stratification during corneal regeneration.The aim of this review is to summarize the most seminal discoveries and recent advances so as to clarify the role of the EGFR system in corneal physiology and pharmacology. Epidermal growth factor eye drops could be a first-choice treatment for promoting regeneration in numerous epithelial defects in the medium to long term.</.”
“To evaluate the recovery rate and spontaneous in vitro maturation (IVM) of immature oocytes enclosed within or released from follicles during the processing of ovarian Linsitinib Protein Tyrosine Kinase inhibitor tissue prior to its cryopreservation.

Thirty-three oncologic patients who had not previously undergone chemo or radiotherapy underwent ovarian tissue cryopreservation (OTC) during natural menstrual cycles. Immature oocytes, enclosed within follicles or released during ovarian cortex processing, were collected and matured spontaneously in vitro for 48 h. Nuclear maturation was assessed every 24 h and the ability of the IVM oocytes to display a normal activation response following parthenogenetic activation was evaluated. The following outcome measures were also evaluated: disease, age, FSH, LH, E2, P4 and AMH serum levels, menstrual cycle day, recovery and spontaneous IVM and parthenogenetic activation rates.

Oocytes recovered per patient were 3.3 +/- 0.7 (1.8-4.7 oocytes, 95CI), regardless of the menstrual phase. The mean number of IVM oocytes per patient was 1.

Two immobilization procedures were tested and compared considerin

Two immobilization procedures were tested and compared considering the amount of the immobilized P35S probe and the extent of the hybridization reaction with the target oligonucleotide. In wet chemistry procedure,

the interaction between the thiol and gold for the immobilization of a thiolated probe was employed. Direct surface functionalization of piezoelectric quartz crystals were achieved in 13.56 MHz plasma polymerization reactor utilising ethylenediamine (EDA) precursors for the immobilization of amined probes. Results indicated that immobilization of a thiolated probe provides better immobilization characteristics and higher sensitivity for the detection of the hybridization reaction. The thiolated probe was used for the detection of P35S STI571 sequence in PCR-amplified DNAs and in real samples of pflp (ferrodoxin like protein)-gene inserted tobacco plants. Fragmentation of the genomic DNAs were achieved by digestion with restriction endonucleases and ultrasonication. The results obtained from the fragmented genomic DNAs demonstrated that it is possible to detect the target sequence directly in non-amplified genomic DNAs by using the developed QCM-based DNA biosensor system. The developed

QCM-based DNA biosensor represented promising results for a real-time, label-free, direct detection of DNA samples for the screening of GMOs. (C) 2008 Elsevier B.V. All rights reserved.”
“In this article we present an update learn more on the applications of chemiluminescence coupled with flow injection analysis for the determination of pharmaceuticals. Several reported applications of flow and sequential injection chemiluminescence (FI-CL/SI-CL) in pharmaceuticals concern greatly on quality control, investigation of dissolution of particular formulations or process control of production of pharmaceuticals and their presence in physiological fluids. A number of advances in the development of FI-CL methods have been reported MEK162 manufacturer in recent years on pharmaceutical analysis.

In the present review we have covered six years period from Jan-2007 to Dec-2012 discussing FI-CL/SI-CL in the liquid phase as an analytical tool

for the determination of pharmaceuticals in diverse samples. We reviewed the methods as per general CL reaction involved with the help of 321 cited references. Interesting features of the FI-CL methods like the use of molecularly imprinting polymers for selectively and specially designed cells/microfluidic devices or lab-on-a-chip for better detection or sensitivity were also presented.”
“The magnetic and magnetostructural properties of the polycrystalline Ce(Fe0.975Ga0.025)(2) have been investigated as a function of temperature and magnetic field. In Ce(Fe0.975Ga0.025)(2) the magnetic transition from antiferromagnetic (AFM) to ferromagnetic (FM) state is accompanied by a structural transformation from rhombohedral to cubic structure.

[doi:10.1063/1.3447985]“
“Purpose: Communication with health

[doi:10.1063/1.3447985]“
“Purpose: Communication with health care providers

is important to help meet cancer patients’ information and support needs. It can significantly affect the extent to which patients feel cared for, respected and involved, and it can influence a range of cancer care processes and outcomes. This paper presents findings from a study which explored urological cancer patients’ experiences of care, focussing on insights into what they appeared to value in their interactions with health care providers and why.

Method: In-depth interviews were undertaken with 20 men and 6 women with different types of urological cancer at a range of times since diagnosis. Interviews were audio-recorded, transcribed and thematically analysed using an established interpretive approach.

Results: Patients valued being treated as someone who mattered and was worthy of

find more care; being recognised and responded to as an individual; and experiencing support for autonomy/agency. Reasons for their valuations related to the implications of communicative interactions for the ways patients thought health professionals related to them ‘as persons’. Our findings highlight the value of relational aspects of communication for: indicating to patients what clinicians think of their worth; facilitating individualised care; and enabling patients to contribute to their own care.

Conclusions: Efforts to improve health care provider-patient communication should attend not only to the transfer of information Proteasome cleavage about the condition and its management but to the range of features of interactions that can signal to people how health care providers relate to them as persons. (C) 2013 Elsevier Ltd. All rights reserved.”
“Cu(II) complex bamboo pulp fabric (CBPF) was prepared by treating bamboo pulp fabric with the copper liquor. Washing fastness and the releases of Cu(II) were measured by the washing test. Antibacterial performance of CBPF against Escherichia

coli and Staphylococcus aureus was evaluated. see more The morphology of Cu(II) on the fiber surface was characterized with scanning electron microscope. FTIR spectroscopy and X-ray photoelectron spectrometry were used to detect the chemical bonding between Cu(II) and cellulose. X-ray diffraction, thermogravimetry and mechanical test were used to investigate the effect of Cu(II) on the crystallinity, thermal stability, and mechanical property of bamboo fabric. The results showed that Cu(II) ion was bonded to fiber surface, especially via forming metal complex with hydroxyl of cellulose, and the resultant complex CBPF demonstrated excellent antibacterial activity and good thermal stability. In comparison with those of the bamboo pulp fabric in the condition that mechanical properties have no significant change, the crystallinity was decreased from 44.8% to 40.5% after treatment. (C) 2010 Wiley Periodicals, Inc.