(C) 2011 Wiley Periodicals, Inc. J Appl

Polym Sci 123: 36

(C) 2011 Wiley Periodicals, Inc. J Appl

Polym Sci 123: 3652-3661, 2012″
“The effect of oxygen partial pressure on the thermal stability of Nd-123 superconductor thin films was investigated by means of high temperature in situ microscopy. It was found that the thermal stability of Nd-123 films decreases as the oxygen partial pressure increases. We attribute the thermal stability suppression to the increased growth rate of Nd-422 and a high concentration difference ratio. Under the assumption of quasi-equilibrium, a simplified model for peritectic melting of RE-123 was suggested. (C) 2011 American Institute of Physics. [doi:10.1063/1.3618675]“
“The objective of the present investigation was to quantify the total hyphal length of maize and groundnut and

its influence on simulation of P influx. this website The field experiments were carried out with three P levels i.e., P – 0 (no P), P – 50 (50 mg P kg(-1) soil) and P – 400 (400 mg P kg(-1) soil). Test crops were maize and groundnut. Four harvests were made to cover whole growing season and at each harvest hyphal length was measured. Application of P fertilizer reduced hyphal length by 30 – 50% in maize and 25 – 50% in groundnut. At P-0, hyphal length of maize crop was higher (5.4 mg(-1)) than groundnut (3.8 mg(-1)). To assess the influence of hyphal length on calculated P influx, mechanistic model was used. The BAY 57-1293 model Poziotinib order was employed first to calculate the P influx with root hairs of both the crops and then substituting root hairs by arbuscular mycorrhizal (AM) hyphae. When root hairs were substituted by AM hyphae the calculated influx increased by a factor of 1.5 to 2 for plots receiving no P. Concentration profile around the root cylinder at P – 0 showed that hyphae was able to decrease the soil solution concentration more than the root hairs.”
“We report a sporadic case of paroxysmal dyskinesia of predominantly choreic and ballistic movements

of 10 years duration in a 22-year-old male. The movement starts after exercise for certain period. However, for the next 5-15 min, the movements are triggered by sudden voluntary activity. These dyskinesias persist for about 10-30 s after sudden voluntary activity. Patient has to be immobile once symptoms start after the exercise to prevent the kinesigenic involuntary movements. Involuntary movements could be induced in the lower limbs, upper limbs, facial and jaw muscle by local exercise. Overtime symptoms occurred with minimal exercise. Secondary dyskinesia was ruled out by investigations. Patient responded well to Carbamazpine, relapsed when stopped taking it.

In addition, a rhythm strip was obtained during administration of

In addition, a rhythm strip was obtained during administration of the loading dose of the study drug. ECG variables were compared within and between groups. Incidence of ECG and MDV3100 Endocrinology & Hormones inhibitor hemodynamic abnormalities was recorded.

One

hundred and fifty-one subjects had a full set of electrocardiographic data: placebo (n = 38), group adenosine 25 mu g/kg/min (n = 31), group adenosine 50 mu g/kg/min (n = 29), group adenosine 100 mu g/kg/min (n = 28), and group adenosine 200 mu g/kg/min (n = 25). Statistically significant postoperative QTc prolongation was observed in all study groups when compared with baseline except for the adenosine 200 mu g/kg/min group. However, these changes from baseline were not different among the groups. There were also no significant differences in PR, QRS, and QT intervals between the treatment groups.

There was no difference in QTc prolongation following intraoperative administration of adenosine infusion compared with placebo during isoflurane general anesthesia. However, QTc prolongation is common following general anesthesia.”
“Lung INCB018424 manufacturer allograft

airway colonization by Aspergillus species is common among lung transplant recipients. We report the case of a 46-year-old female lung transplant outpatient diagnosed with persistent pulmonary Aspergillus colonization (450 colonies of Aspergillus terreus) 3 months after lung transplantation. Oral voriconazole 200 mg twice a day (b.i.d) was initiated shortly after diagnosis. Two days after voriconazole initiation, alkaline phosphatase (ALP), alanine transaminase (ALT), and aspartate transaminase (AST) were normal or slightly elevated (79, 37,

and 21 UI/L, respectively). learn more Ten days after the first voriconazole administration, these values started to increase. Maximum levels were reached after 20 days for ALP (369 UI/L) and at around 30 days for ALT and AST (223 and 188 UI/L, respectively). Instead of discontinuing antifungal therapy, it was decided to reduce the voriconazole dose to 100 mg b.i.d. This asymptomatic progressive cholestatic hepatitis resolved, and 10 days after dose reduction ALP, ALT, AST were at 136, 53, and 28 UI/L, respectively. Finally, therapeutic drug monitoring revealed adequate voriconazole plasma trough concentrations (0.98 mg/L) 30 days after dose reduction and no more colonies of Aspergillus were observed. Voriconazole-induced hepatotoxicity is a well known dose-dependent adverse drug reaction. This experience confirms the appropriateness of voriconazole dose reduction instead of therapy interruption in dose-dependent moderate liver toxicity. Voriconazole therapeutic drug monitoring before and after dose reduction may help to avoid drug accumulation and inappropriately low drug exposure, respectively.

These different adaptive mechanisms have been traditionally discu

These different adaptive mechanisms have been traditionally discussed separately in the literature. To understand plant N nutrition in the environment, an integrated view of all pathways contributing to plant N acquisition is required. Towards this goal, in this review the different mechanisms that plants utilize to maintain an adequate N supply are summarized and integrated.”
“The mobilization of myeloid dendritic cells (mDCs) and plasmacytoid dendritic cells (pDCs) to the cervix during chlamydial infection is not fully understood, and

the role of these cells in immunopathogenesis is largely unknown. As an effective vaccine to control chlamydial infection is currently unavailable, understanding the regulation of the local immune response becomes a necessity. Therefore, mDC and pDC populations were analysed in peripheral blood and cervical samples of controls and Chlamydia-positive women, with or without mucopurulent cervicitis (MPC). Cervical cytokines and C-reactive protein levels in serum were quantified by ELISA and the chlamydial infectious load by culture. Chlamydia trachomatis infection mobilized both mDCs and pDCs to the cervical mucosa. pDCs

were recruited more often in women with MPC (p < 0.05) and they correlated significantly with the chlamydial load, C-reactive protein levels and cervical interleukin-8 (IL-8) levels. Upregulation of surface expression of co-stimulatory molecules (CD80, CD83 and CD86) on cervical mDCs and pDCs was observed during chlamydial infection but was significant only for mDCs. Significantly higher levels of IL-1 beta, IL-6 and IL-8 were observed in Chlamydia-positive women with MPC; however, after therapy, IL-8 levels decreased significantly. Median numbers of mDCs after therapy were significantly higher in the cervix and blood of infected women as compared to the numbers of pDCs, which were found to be lower in

the cervix after therapy. These results thus suggest that during chlamydial infection, both mDCs and pDCs are recruited to the cervix, but their number and possible immunological functions may differ with the pathological condition. pDCs were associated more often with MPC and inflammatory factors, suggesting that they may possibly be involved in the immunopathogenesis of infections due to Chlamydia.”
“A 19-year-old male was admitted because of the trauma due to sepsis-induced disseminated intravascular coagulation (DIC) and multiple organ failure (MOF). We treated with antibiotics, danaparoid, and continuous hemodiafiltration (CHDF). Once he recovered, but after several days, he had septic shock and MOF again. With treatment, the inflammation and MOF improved but the platelet count was less than 1.0 x 10(4)/mu L. Because of the usage of heparin, we suspected heparin-induced thrombocytopenia (HIT) and measured the HIT antibody and a disintegrin and metalloproteinase with a thrombospondin type 1 motif, member 13 (ADAMTS13).

The LAMP group was divided into two subgroups: (1) LAMP(+) (n = 1

The LAMP group was divided into two subgroups: (1) LAMP(+) (n = 16) comprising patients who had ACS at 2 years after surgery, and (2) LAMP(-) (n = 31) comprising patients without ACS.

Recovery rate differed significantly between the LAMP(+) and LAMP(-) groups despite there being no difference between the LAMP(-) and ADF groups.

Conclusion. The recovery rate of the JOA score in the ADF group was better than that in the LAMP group. The clinical outcomes after LAMP could be influenced by ACS.”
“Purpose: To compare the stiffness of the plantar fascia by using sonoelastography in healthy subjects of different ages, as well as patients with plantar fasciitis.

Materials and Methods: The study protocol was approved by the Research Ethics Committee of the hospital, and all of the subjects gave their informed consent. Bilateral feet of 40 healthy subjects and 13 subjects with plantar fasciitis (fasciitis group) were examined by using color-coded sonoelastography. Healthy subjects were divided into younger (18-50 years) and older (> 50 years) groups. The color scheme was red (hard), green (medium stiffness), and blue (soft). The color histogram was subsequently analyzed.

Each pixel of the image was separated into red, green, and blue components (color intensity range, 0-255). The color histogram then computed the mean intensity of each color component of the pixels within a standardized area. Mixed model for repeated measurements was used for comparison of the plantar fascia thickness and the intensity of the color components on sonoelastogram.

Results: Quantitative analysis of the color histogram revealed a significantly greater intensity of blue in older healthy subjects than in younger (94.5 +/- 5.6 [+/- standard deviation] vs 90.0 +/- 4.6, P = .002) subjects. The intensity of red and green

was the same between younger and older healthy subjects (P = .68 and 0.12). The intensity of red was significantly greater in older healthy subjects than in the fasciitis group (147.8 +/- 10.3 vs 133.7 +/- 13.4, P < .001). The intensity of green and blue was the same between older healthy subjects and those in the fasciitis group (P = .33 and .71).

Conclusion: Sonoelastography revealed that the plantar fascia softens with age and in subjects with plantar fasciitis. (C) RSNA, 2011″
“Novel bioactive and optically active poly(N-acryloyl-L-phenylalanine) (PAPA) was synthesized by atom transfer radical polymerization. PAPA-silver (Ag) nanocomposites have been successfully prepared via in situ reducing Ag+ ions anchored in the polymer chain using hydrazine hydrate as reducing agent in an aqueous medium. By controlling of the amount of Ag+ ions introduced, we have produced an organic/inorganic nanocomposite containing Ag nanoparticles with well controlled size. Nanocomposites were characterized by X-ray diffraction (XRD), UVVis spectrophotometry, transmission electron microscopy, and Fourier transform infrared.

Conclusion: These results indicate that MT is sensitive to bowel

Conclusion: These results indicate that MT is sensitive to bowel wall fibrosis as occurs in Crohn strictures. (C) RSNA, 2011″
“Background: Cryoablation (Cryo) has augmented radiofrequency (RF)

as the ablation energy choice for most supraventricular tachycardias (SVT). Although initial acute results and more recent, but limited, 336-month follow-up studies have been reported, more longer follow-up information is required to determine actual efficacy. Methods: Data from patients with structurally normal hearts who underwent reentrant forms of SVT ablation at our institution from January 2005 to December 2009 were reviewed. These included demographics, clinical and electrophysiologic findings, and ablative energies used. Following apparent acute success, all patients were then reevaluated for any potential recurrences of SVT or preexcitation up to 5 years later. Results: A total of 155 patients (83 male) were reviewed (mean age 13.4 +/- 3.7 years). Ablations were predominantly right-sided (75%). Atrioventricular reciprocating tachycardia was seen in 74% and atrioventricular node reciprocating tachycardia (AVNRT) in 17% of patients. For concerns of atrioventricular node integrity, Cryo +/- RF was user-preferred for anteroseptal accessory fiber locations and AVNRT. Acute success rate was 98% and chronic 83.2% over the next 5 years. Among patients with accessory pathways, recurrence

was pathway number and location dependent: significantly higher (P < 0.05) if they were right anterior-anteroseptal, multiple, or with a broad-distribution pattern. There were no significant differences in recurrence rates with use of RF or its combination with Cryo. Conclusion: Radiofrequency ablation and Cryo are both effective therapies for pediatric patients. Although use of Cryo

with RF in combination may enhance safety while affording comparable success, risk of recurrence still persists in the current era among patients depending on accessory pathways connection location and characteristics. (PACE 2012; 35:711717)”
“Poorly differentiated thyroid carcinoma (PDTC) is a rare disease with a poor prognosis in children. We describe a 9-year-old boy with a thyroid nodule composed of cystic and solid components, which became completely solid and hypoechoic and was subsequently proved to be PDTC. The tumor consisted of small-to intermediate-size round cells in a trabecular or insular pattern with hyperchromatic nuclei and mitotic figures. The tumor cells were positive for thyroid transcription factor 1 and thyroglobulin. PDTC is morphologically and prognostically between the well-differentiated and anaplastic carcinomas. It must be distinguished from the solid variant of papillary carcinoma and well-differentiated follicular carcinoma with a predominantly solid/trabecular growth pattern. The tumor stage was T2N0M0.

Pulsed-field gel electrophoresis analysis of isolates with identi

Pulsed-field gel electrophoresis analysis of isolates with identical cassette genes showed that they were genetically diverse.

Conclusions:

More animal faecal isolates carry class 1 integrons than human faecal and human urinary isolates, and the distribution of phylogenetic groups is common across animal and human faecal isolates but different from human urinary isolates.

Significance and Impact of the Study:

Commensal isolates from food-producing animals are an important reservoir for

integrons carrying antibiotic resistance genes.”
“The discovery of the nitric oxide (NO) pathway in the 1980s represented a critical advance in understanding cardiovascular disease, and today a number of human diseases are characterized by NO insufficiency. In the interim, recent biomedical research has GSK923295 molecular weight demonstrated that NO can be modulated by the diet independent of its enzymatic synthesis from L-arginine, e.g., the consumption of nitrite- and nitrate-rich foods such as fruits, leafy vegetables, www.selleckchem.com/products/gsk-j4-hcl.html and cured meats along with antioxidants. Regular intake of nitrate-containing food such as green leafy vegetables may ensure that blood and tissue levels of nitrite and NO pools are maintained at a level sufficient to compensate for any disturbances in endogenous NO synthesis. However, some in the public perceive that dietary sources of nitrite and nitrate are harmful, and some epidemiological studies

reveal a weak association between foods that contain nitrite and nitrate, namely cured and processed meats, and cancer. This paradigm needs revisiting in the face of undisputed health benefits of nitrite- and nitrate-enriched diets. This review will address

and interpret the epidemiological data and discuss the risk-benefit evaluation of dietary nitrite and nitrate in the context of nitric oxide biology. The weak and inconclusive data on the cancer risk of nitrite, nitrate and processed meats are far outweighed by the health benefits of restoring NO homeostasis via dietary nitrite and nitrate. This risk/benefit balance should be a strong consideration before there are any suggestions for new regulatory or public health guidelines for dietary nitrite and nitrate exposures. (C) 2009 Elsevier Inc. All rights reserved.”
“Aims:

To develop solid-state fermentation Levetiracetam system (SSF) for hyper production of tylosin from a mutant gamma-1 of Streptomyces fradiae NRRL-2702 and its parent strain.

Methods and Results:

Various agro-industrial wastes were screened to study their effect on tylosin production in SSF. Wheat bran as solid substrate gave the highest production of 2500 mu g of tylosin g-1 substrate by mutant gamma-1 against parent strain (300 mu g tylosin g-1 substrate). The tylosin yield was further improved to 4500 mu g g-1 substrate [70% moisture, 10% inoculum (v/w), pH 9 center dot 2, 30 degrees C, supplemental lactose and sodium glutamate on day 9].

Recently, two gene expression studies have described a distinct m

Recently, two gene expression studies have described a distinct molecular profile for BL, but also showed the persistence of some cases intermediate between BL and DLBCL. An alternative approach to define BL is to consider (cyto) genetic data, in particular chromosomal abnormalities other than the t(8;14) or its variants. In this review the ‘Mitelman Database of Chromosome Aberrations in Cancer,’ harboring the majority of all published neoplasia-related karyotypes,

was explored to define a cytogenetic profile of ‘true’ BL. This core subset of BL showed a very low complexity of chromosomal abnormalities JPH203 cost with 40% of the cases having the IG-MYC fusion as the sole abnormality. In the remaining cases, additional recurrent but partially exclusive abnormalities included gains

at chromosomes 1q, 7 and 12, and losses of 6q, 13q32-34 and 17p. Within the core subset, no differences were found between pediatric and adult patients. In addition, the genetic profile of the core subset was significantly different from BL with an 8q24 breakpoint not affecting one of the three immunoglobulin loci, BL with a translocation involving 18q21/BCL2, 3q27/BCL6 or 11q13/BCL1, additionally to a breakpoint at 8q24/MYC, and from other morphological types of lymphomas with an 8q24/MYC ZD1839 mouse breakpoint. These groups showed a higher cytogenetic complexity than the core subset of BL. BL without a detectable 8q24/MYC breakpoint might be

heterogeneous and deserves further studies. We suggest that, concordant with the WHO classification to be published in 2008, the diagnosis of BL should be restricted to cases with expression of CD10 and BCL6, absence or very weak expression of BCL2 protein, a homogeneously very high proliferation index and a proven IG-MYC translocation without evidence of a chromosomal selleck chemicals translocation typical for other lymphoma entities. In addition, a high number of nonspecific cytogenetic abnormalities should suggest need for a critical review of the diagnosis of BL.”
“Accumulating evidence has shown the neuroactive properties of oxytocin (OT), a neurohypophyseal neuropeptide, and its ability to reduce the abuse potential of drugs. The present study investigated the effects of OT on the conditioned place preference (CPP) induced by methamphetamine (MAP, 2.0 mg/kg, i.p.) in mice and the possible role of glutamatergic neurotransmission in the reinstatement of CPP. The results showed that OT (0.1, 0.5, 2.5 mu g, i.c.v.) significantly inhibited the acquisition and facilitated the extinction of MAP-induced CPP and abolished the reinstatement of CPP induced by restraint stress. This effect of OT could be attenuated by atosiban. (Ato, 2.0 mu g, i.c.v.), a selective OT-receptor antagonist. OT failed to block the expression and the reinstatement of CPP induced by MAP challenge.

(I Vase Surg 2009;50: 286-91.)”
“Functional magnetic resonan

(I Vase Surg 2009;50: 286-91.)”
“Functional magnetic resonance imaging was used to measure neural activations in subjects instructed to silently read novels at

ordinary and rapid speeds. Among the 19 subjects, 8 were experts in AZD4547 nmr a rapid reading technique. Subjects pressed a button to turn pages during reading, and the interval between turning pages was recorded to evaluate the reading speed. For each subject, we evaluated activations in 14 areas and at 2 instructed reading speeds. Neural activations decreased with increasing reading speed in the left middle and posterior superior temporal area, left inferior frontal area, left precentral area, and the anterior temporal areas of both hemispheres, which have been reported to be active for linguistic processes, while neural activation increased with increasing reading speed in the right intraparietal sulcus, which is considered to reflect visuo-spatial processes. Despite the considerable reading speed differences, correlation analysis showed no significant difference in activation dependence on reading speed with respect to the subject groups and instructed reading speeds. The activation

reduction with speed increase in language-related areas was opposite to the previous reports for low reading speeds. mTOR inhibitor The present results suggest that subjects reduced linguistic processes with reading speed increase from ordinary to rapid speed. (C) 2009 Elsevier Ireland

Ltd and the Japan Neuroscience Society. All rights reserved.”
“Objectives: To study the risk factors and rate of progression of asymptomatic carotid stenosis in patients with peripheral arterial occlusive disease.

Methods: Between July 1999 and September 2003, we studied consecutive patients referred to a vascular laboratory for peripheral arterial occlusive disease who had not experienced neurologic symptoms within the previous 3 years. Carotid duplex ultrasound scan (DUS) was performed at baseline and at 6 to 12-month intervals. The internal carotid artery peak systolic velocity (PSV) MLN2238 was used to determine severity of carotid stenosis. Multilevel linear regression modeling (MLM) was used to identify the rate of progression and risk factors for progression.

Results: For 614 consecutive patients, median follow-up by DUS was 30 (2-42) months. Patients were 73 +/- 10-years-old, and 62% were men. Mean ankle-brachial index (ABI) was 0.79 +/- 0.24. The baseline prevalence of carotid stenosis >= 50% (PSV >= 125 cm/second) was 22%. During follow-up, ipsilateral amaurosis fugax, transient ischemic attacks, and strokes occurred in 3 (0.4%), 7 (1.1%), and 5 (0.8%) patients, respectively. Overall, there was little progression in carotid stenosis. Female gender, low ABI, and smoking were risk factors for progression of disease regardless of severity of carotid stenosis.

Although FMDV is distributed worldwide, many regional programs ha

Although FMDV is distributed worldwide, many regional programs have been effective eradicating this agent. In Argentina, as in many

other regions of South America, the combination of a systematic vaccination plan, together with an effective detection system capable of differentiating infection from vaccination, has been successful for eradicating this buy Copanlisib agent from the country. The properties of recombinant 3AB1 FMDV non-structural protein (r3AB1 FMDV-NSP), as a marker for the detection of antibodies to differentiate between cattle infected and vaccinated with FMDV, have been described previously. The goal of the present study was to validate the 3AB1 ELISA using a well characterized serum panel from Argentina (n = 559) including eight national and one international reference sera. Overall, the 3AB1 ELISA demonstrated good feasibility, repeatability, reproducibility, analytical sensitivity and specificity, and accuracy. The results from the 3AB1 ELISA when compared with those obtained from the OIE index test (NCPanaftosa screening) showed a similar performance of both tests [diagnostic sensitivity = 84% (C.I. = 79-88%) and 80% (C.I.= 75-85%),

respectively; and diagnostic specificity = 98.6% (CI. = 97-100%) selleck compound and 95% (CI. = 91-98%), respectively]. The present work proposes the 3AB1 ELISA as an alternative to imported kits for FMD internal screening and transboundary sero-surveillance. (C) 2011 Elsevier B.V. All rights reserved.”
“This article describes a comprehensive meta-analysis that was conducted to estimate the prevalence of attention-deficit/hyperactivity disorder (ADHD), as defined

by the Diagnostic and Statistical Manual of Mental Disorders, fourth edition (DSM-IV). A systematic literature review identified 86 studies of children and adolescents (N = 163,688 individuals) and 11 studies of adults (N = 14,112 individuals) that met inclusion criteria for the meta-analysis, more than half of which were published after the only previous meta-analysis of the prevalence of ADHD was completed. MycoClean Mycoplasma Removal Kit Although prevalence estimates reported by individual studies varied widely, pooled results suggest that the prevalence of DSM-IV ADHD is similar, whether ADHD is defined by parent ratings, teacher ratings, or a best estimate diagnostic procedure in children and adolescents (5.9-7.1 %), or by self-report measures in young adults (5.0 %). Analyses of diagnostic subtypes indicated that the predominantly inattentive type is the most common subtype in the population, but individuals with the combined type are more likely to be referred for clinical services. Additional research is needed to determine the etiology of the higher prevalence of ADHD in males than females and to clarify whether the prevalence of ADHD varies as a function of socioeconomic status or ethnicity.

0%-2.8% at immediately post-infusion images to 13.0-17.4% in 10th

0%-2.8% at immediately post-infusion images to 13.0-17.4% in 10th-day post-infusion. Similarly, the residual activities in the spleen increased from 2.0%-10.2% Palbociclib nmr at immediately post-infusion images to 30.1%-42.2% in 10th-day post-infusion. During the same period, the residual activities in the lungs decreased from 27.0-33.5% to 2.0-5.4%.

Conclusion:

The infusion of MSCs labeled with I I In-oxine through a peripheral vein is safe in cirrhosis. Cell labeling with In-111-oxine is a suitable method for tracking MSC distribution after infusion. (C) 2011 Elsevier Inc. All rights reserved.”
“Introduction: F-18-Fluoroestradiol (FES) PET imaging provides a non-invasive method to measure estrogen receptor (ER) expression in tumors. Assessment of factors that could affect

the quantitative level of FES uptake is important as part of the validation of FES PET for evaluating regional ER expression in breast cancer.

Methods: This study examines FES uptake in tumors from 312 FES PET scans (239 patients) with documented ER+ primary breast cancer. FES uptake was compared to clinical and laboratory data, treatment prior to or at time of scan, and properties of FES and its metabolism and transport. Linear mixed models were used to explore univariate, threshold-based and multivariate associations.

Results: Sex hormone-binding globulin (SHBG) was inversely associated buy Batimastat with FES SUV. Average FES uptake did not differ by levels of plasma estradiol, age or rate of FES metabolism. FES Volasertib tumor uptake was greater for patients with a higher body mass index (BMI), but this effect did not persist when SUV was corrected for lean body mass (LBM). In multivariate

analysis, only plasma SHBG binding was an independent predictor of LBM-adjusted FES SUV.

Conclusions: Calculation of FES SUV, possibly adjusted for LBM, should be sufficient to assess FES uptake for the purpose of inferring ER expression. Pre-menopausal estradiol levels do not appear to interfere with FES uptake. The availability and binding properties of SHBG influence FES uptake and should be measured. Specific activity did not have a clear influence on FES uptake, except perhaps at higher injected mass per kilogram. These results suggest that FES imaging protocols may be simplified without sacrificing the validity of the results. (C) 2011 Elsevier Inc. All rights reserved.”
“Introduction: Recent studies in the human adenocarcinoma cell line A549 have identified cell growth-dependent equilibrative nucleoside transporter-1 (hENT1) as a modifier of 3′-fluoro-3′-deoxythymidine (FLT) uptake and retention. In the present study, we used the ability to isolate human lymphoblastoid clones deficient in thymidine kinase 1 (TK1) to study how metabolism and nucleoside transport influence FLT uptake and retention.

Methods: Transport and metabolism of FLT were measured in the human lymphoblastoid cell line TK6 and in eight clones isolated from TK6.