The homogeneity of thalamic auditory neurons is in contrast to th

The homogeneity of thalamic auditory neurons is in contrast to the heterogeneity of lower auditory brainstem neurons, with different phenotypes exhibiting different time-locking abilities and with sustained-regular phenotype consistently showing the worst time-locking ability among all biophysical phenotypes. Auditory nuclei along the ascending auditory pathway showed a progressive increase in the population of sustained-regular phenotype this

corresponded to a systematic decrease in the overall time-locking ability, with neurons in the dorsal medullary nucleus showing the best, and thalamic neurons exhibiting the poorest time-locking ability, whereas neurons in the torus semicircularis displayed intermediate time-locking ability. These results suggest that the biophysical characteristics of single neurons also likely play a role in the change in Nocodazole chemical structure temporal coding selleckchem ability along the ascending auditory pathway. Published by Elsevier Ltd on behalf of IBRO.”
“Background: For many decades, the standard of care radiotherapy regimen for medulloblastoma

has been photon (megavoltage x-rays) craniospinal irradiation (CSI). The late effects associated with CSI are well-documented in the literature and are in-part attributed to unwanted dose to healthy tissue. Recently, there is growing interest in using proton therapy for CSI in pediatric and adolescent patients to reduce this undesirable dose. Previous comparisons of dose to target and non-target organs from conventional photon CSI and passively scattered proton CSI have

been limited to small populations (n <= 3) and have not considered the use of age-dependent target volumes in proton CSI.\n\nMethods: Standard of care treatment plans were developed for both photon and proton CSI for 18 patients. This cohort included both male and female medulloblastoma patients whose ages, heights, and weights spanned a clinically relevant and representative spectrum (age 2-16, BMI 16.4-37.9 kg/m2). Differences in plans were evaluated BVD-523 in vitro using Wilcoxon signed rank tests for various dosimetric parameters for the target volumes and normal tissue.\n\nResults: Proton CSI improved normal tissue sparing while also providing more homogeneous target coverage than photon CSI for patients across a wide age and BMI spectrum. Of the 24 parameters (V-5, V-10, V-15, and V-20 in the esophagus, heart, liver, thyroid, kidneys, and lungs) Wilcoxon signed rank test results indicated 20 were significantly higher for photon CSI compared to proton CSI (p <= 0.05). Specifically, V-15 and V-20 in all six organs and V-5, V-10 in the esophagus, heart, liver, and thyroid were significantly higher with photon CSI.\n\nConclusions: Our patient cohort is the largest, to date, in which CSI with proton and photon therapies have been compared.

We found a series of details of HB, which allow a study of how va

We found a series of details of HB, which allow a study of how various factors may affect the sequence of the activities involved in HB and investigation of the genetics that controls this process.”
“Objective: The purpose of this study was to

examine the performance of the Mini-Cog-Functional Activities Questionnaire (MC-FAQ) and the Mini-Mental State Examination-Functional Activities Questionnaire (MMSE-FAQ) in cognitive screening of a multiethnic sample of older adults. Design: This is a descriptive psychometric study. Setting: Cognitive screening was done in senior centers, at health fairs, and within the nine participating memory disorder centers in the State of Florida. Participants: African American, Hispanic American, and European 5-Fluoracil supplier American older adults who participated in this screening were matched on gender,

age within 3 years and education within 3 years yielding a sample of 225. Measurements: The MC-FAQ is a combination of the Mini-Cog and Functional Activities Questionnaire. The MMSE-FAQ combines the MMSE with the FAQ. The Geriatric Depression Scale was used to assess depressive symptoms. Results: African Americans reported significantly less depressive symptoms (F-[2,F- 217] = 10.31, p < 0.001) and European Americans had significantly higher mean MMSE scores than the other two groups (F-[2,F- 222] = 3.33, p = 0.037). Participants did not differ by ethnic group on the MC-FAQ or MMSE-FAQ classifications of normal, mild cognitive impairment, or dementia. buy CA3 Age, years of education, and depressive symptoms were significant predictors of MC-FAQ and MMSE-FAQ classifications. Conclusions: The results suggest that these combinations of screening measures may have less culture bias than the MMSE alone. Sensitivity

and specificity should be evaluated in these groups with confirmatory neurological and psychiatric diagnosis. (Am J Geriatr Psychiatry 2012; 20:955-962)”
“Objective: Intensive surveillance in women at breast cancer risk is currently investigated in a French prospective, non-randomized, multicenter study, in which standard imaging – mammography +/- ultrasound (‘Mx’) and standard imaging combined with magnetic resonance imaging (‘MRI’) are compared with regard to perception of care and examination experience.\n\nMethods: 1561 see more women were invited to complete the STAI-State Anxiety Inventory and breast cancer risk perception items at baseline (TO), and MGQ(MammoGraphy Questionnaire) and MRI discomfort items within 2 days after examinations (T1).\n\nResults: Baseline compliance was high (>91%). Women from the ‘MRI’ group were significantly younger and displayed higher education level and risk perception. MRI discomfort related to the duration, immobility, prone position or noise was experienced by more than 20% of women. In multivariate analyses, ‘MRI’ was associated with more favorable examination psychological experience (p <= .

(C) 2013 Elsevier Ltd All rights reserved “
“Traumatic brai

(C) 2013 Elsevier Ltd. All rights reserved.”
“Traumatic brain injury (TBI) is an increasingly frequent and poorly understood condition lacking effective therapeutic strategies. Inflammation and oxidative stress (OS) are critical components of injury, and targeted VX-770 molecular weight interventions to reduce their contribution to injury should improve neurobehavioral recovery and outcomes. Recent evidence reveals potential protective, yet short-lived, effects of the endocannabinoids (ECs), 2-arachidonoyl glycerol (2-AG) and N-arachidonoyl-ethanolamine

(AEA), on neuroinflammatory and OS processes after TBI. The aim of this study was to determine whether EC degradation inhibition after TBI would improve neurobehavioral recovery by reducing inflammatory and oxidative damage. Adult male Sprague-Dawley rats underwent a 5-mm left lateral craniotomy, and TBI was induced by lateral fluid percussion. TBI produced apnea (17 +/- 5 sec) and a delayed righting reflex (479 +/- 21 sec). Thirty minutes post-TBI, rats were randomized to receive intraperitoneal injections of vehicle (alcohol, emulphor, and saline; 1:1:18) or a selective inhibitor of 2-AG (JZL184, 16 mg/kg) or AEA (URB597, 0.3 mg/kg) degradation. At 24 h post-TBI, animals showed significant neurological and

-behavioral impairment as well as disruption of blood-brain barrier (BBB) integrity. Improved neurological and JNK signaling pathway inhibitors -behavioral function was observed in JZL184-treated animals. BBB integrity was protected in

both JZL184- and URB597-treated animals. No significant differences find more in ipsilateral cortex messenger RNA expression of interleukin (IL)-1 beta, IL-6, chemokine (C-C motif) ligand 2, tumor necrosis factor alpha, cyclooxygenase 2 (COX2), or nicotinamide adenine dinucleotide phosphate oxidase (NOX2) and protein expression of COX2 or NOX2 were observed across experimental groups. Astrocyte and microglia activation was significantly increased post-TBI, and treatment with JZL184 or URB597 blocked activation of both cell types. These findings suggest that EC degradation inhibition post-TBI exerts neuroprotective effects. Whether repeated dosing would achieve greater protection remains to be examined.”
“Mutations in the human cadherin 23 (CDH23) gene cause deafness, neurosensory, autosomal recessive 12 (DFNB12) nonsyndromic hearing loss or Usher syndrome, type 1D (characterized by hearing impairment, vestibular dysfunction, and visual impairment). Reported waltzer mouse strains each harbor a Cdh23-null mutation and present with hearing loss and vestibular dysfunction. Two additional Cdh23 mouse mutants, salsa and erlong, each carry a homozygous Cdh23 missense mutation and have progressive hearing loss.


“The objective of this study was to characterize


“The objective of this study was to characterize AZD1208 changes in metabolic bone parameters following bariatric surgery. Seventy-three obese adult patients who underwent either gastric banding (GB), Roux-en-Y gastric bypass (RYGB), or biliopancreatic diversion with duodenal switch (BPD/DS) were followed prospectively for 18 months postoperatively. Changes in the calcium-vitamin D axis (25-hydroxyvitamin D (25OHD), 1,25-dihydroxyvitamin D (1,25(OH)(2)D), calcium, parathyroid hormone (PTH)), markers

of bone formation (osteocalcin, bone-specific alkaline phosphatase) and resorption (urinary N-telopeptide (NTx)), as well as bone mineral density (BMD) were assessed at 3-month intervals during this time period. Bariatric surgery resulted in significant and progressive weight loss over 18 months. With supplementation, 25OHD levels increased 65.3% (P < 0.0001) by 3 months, but leveled off and decreased < 30 ng/ml by 18 months. PTH initially decreased 21.4% (P = 0.01) at 3 months, but later approached presurgery levels. 1,25(OH)(2)D increased significantly starting at month 12 (50.3% increase from baseline, P = 0.008), and was positively associated with PTH (r = 0.82, P = 0.0001). When stratified click here by surgery type, median PTH and 1,25(OH)(2)D levels were higher following combined restrictive and malabsorptive operations (RYGB and BPD/DS) compared to GB. Bone formation/resorption

markers were increased by 3 months (P < 0.05) and remained elevated through 18 months. Radial BMD decreased 3.5% by month 18, but this change was not significant (P = 0.23). Our findings show that after transient improvement, preoperative vitamin

D insufficiency and secondary hyperparathyroidism persisted following surgery despite supplementation. Postoperative secondary hyperparathyroidism was associated with increased 1,25(OH)(2)D levels and increased bone turnover markers.”
“Methods: We studied the effects of the CB1 antagonist Rimonabant on food intake, body weight, body composition, energy metabolism and bone physiology in wild-type (WT) and NPY knockout (NPY-/-) mice. Rimonabant was administered orally at 10 mg/kg body weight twice per day for 3 weeks. Oral Roscovitine solubility dmso Rimonabant was delivered voluntarily to mice via a novel method enabling studies to be carried out in the absence of gavage-induced stress.\n\nResults: Mice with dual blockade of CB1 and NPY signalling (Rimonabant-treated NPY-/- mice) exhibited greater reductions in body weight and adiposity than mice with single blockade of either system alone (Rimonabant-treated WT or vehicle-treated NPY-/- mice). These changes occurred without loss of lean tissue mass or bone mass. Furthermore, Rimonabant-treated NPY-/- mice showed a lower respiratory exchange ratio than that seen in Rimonabant-treated WT or vehicle-treated NPY-/- mice, suggesting that this additive effect of dual blockade of CB1 and NPY involves promotion of lipid oxidation.

Conclusions: The degree of satisfaction of patients receiving HPN

Conclusions: The degree of satisfaction of patients receiving HPN and their caregivers with the care given by doctors, pharmacists and nurses is appropriate, but it s possible to make improvements to optimize the quality of the whole process.”
“The toxic diatom Pseudo-nitzschia seriata was exposed directly and indirectly (separated by a membrane) to copepods,

Calanus hyperboreus and C. finmarchicus, to evaluate the effects of the copepods on domoic acid production and chain formation in P. seriata. The toxicity of P. seriata increased in the presence of the LY294002 price copepods. This response was chemically mediated without physical contact between the organisms suggesting that it was induced by potential waterborne cues from the copepods or changes in water chemistry. Domoic acid production may be related to defense against grazing in P. seriata

although it was not shown in the present study. To evaluate if the induction of domoic acid production was mediated by the chemical cues from damaged P. seriata cells, live P. seriata cells were exposed to a P. seriata cell homogenate, but no effect was observed. Chain formation in P. seriata was affected only when in direct contact with the copepods. This study suggests that the presence of zooplankton may be one of the factors affecting the toxicity of Pseudo-nitzschia blooms in the field. (C) 2014 Elsevier B.V. All rights reserved.”
“The present work was aimed to investigate selleck chemicals the phylogenetic analysis of different species of Indian termites belonging to the family termitidae based on mitochondrial genes COI and COII. The sequences so obtained from public database revealed grouping of termites according to their ecological distribution. The sequences of the species under investigation were characterized on the basis of frequencies of nucleotide Selleckchem Dactolisib bases and in most of the species, a significantly high percentage of A+T

base composition was observed. Phylogenetic tree revealed positioning of species according to the analysis of their cytochrome oxidase subunits.”
“A cobalt chlorin complex (Co-II(Ch)) efficiently and selectively catalyzed two-electron reduction of dioxygen (O-2) by one-electron reductants (ferrocene derivatives) to produce hydrogen peroxide (H2O2) in the presence of perchloric acid (HClO4) in benzonitrile (PhCN) at 298 K. The catalytic reactivity of Co-II(Ch) was much higher than that of a cobalt porphyrin complex (Co-II(OEP), OEP2- = octaethylporphyrin dianion), which is a typical potphyrinoid complex The two-electron reduction of O-2 by 1,1′-dibromoferrocene (Br(2)Fc) was catalyzed by Co-II(Ch), whereas virtually no reduction of O-2 occurred with Co-II(OEP). In addition, Co-II(Ch) is more stable than Co-II(OEP), where the catalytic turnover number (TON) of the two-electron reduction of O-2 catalyzed by Co-II(Ch) exceeded 30000.

We conclude that types I and II of IncA/C plasmids originated fro

We conclude that types I and II of IncA/C plasmids originated from a common ancestor and that the insertion and deletion of DNA stretches have shaped their evolutionary selleck chemicals histories.”
“This paper is devoted to the preparation of thermoplastic nanocomposites of polypropylene (PP) and different amounts of single-walled carbon nanotubes (SWNTs) in the range 0.252 wt %. The effect of SWNT content on the dynamic mechanical behavior, thermal degradation, crystalline structure, and the kinetic crystallizability of PP were studied. The results obtained from dynamic mechanical thermal analyzer (DMTA) showed that the maximum storage modulus

was achieved when 1 wt % SWNT was added into the pristine polymer. Thermal stability of the nanocomposites was measured by thermogravimetric analyzer (TGA). From the TGA results, it was found that the weight fraction of PP which was located at the interface for the nanocomposite containing 0.5% SWNT was about 60%, and this value did not change much with the addition of higher amounts of SWNT. Moreover, the thickness of the interface between PP and SWNT was estimated to be of the order of 101 nm which is very close to the radii of gyration of PP molecular

chains. Wide angle X-ray diffractometer (WAXD) was used to explore the crystalline structure of water and slow-cooled samples. It was found that selleckchem the crystallization of PP in 040 lattice plane increased for the nanocomposites compared with PP for both cooling rates studied. It was also found that the kinetic crystallizability values were nearly the same for PP and the nanocomposites. (C) 2011 Wiley Periodicals, Inc. J Appl Polym

Sci, 2012″
“The present study investigates neural responses to musical phrase boundaries in subjects without formal musical training, with special emphasis on the issue of cultural familiarity (i.e., the relation between the enculturation of the subjects and the cultural style of the presented music). selleck products German and Chinese non-musicians listened to Western and Chinese melodies which contained manipulated phrase boundaries while event-related potentials (ERP) were measured. The behavioral data clearly showed that melodic phrase boundary perception is influenced by cultural familiarity. The ERP revealed a series of positive and negative peaks with latencies between 40 ms and 550 ms relative to the phrase boundary offset, all of which were influenced by the phrase melodic structure type. In contrast, cultural familiarity only influenced phrase boundary processing at longer latencies, reflected by a P3-like component peaking at 280 ms.\n\nAt about 450-600 ms post phrase boundary offset, we observed a slightly right-lateralized music closure positive shift (CPS), which has been reported as a marker for phrase boundary processing in musicians in earlier studies.

The compounds including schizandrins, schisandrols, gomisins, far

The compounds including schizandrins, schisandrols, gomisins, fargesin, eudesmin and lirioresinol B dimethyl ether, inhibited 5-LOX-catalysed leukotriene production

from A23187-treated rat basophilic leukemia (RBL-1) cells at concentrations of 1-100 mu m. In particular, constituents such as schisandrol A and gomisins showed potent inhibitory activity (IC(50)s < 10 mu m) on 5-LOX-catalysed leukotriene production, but were much less active on cyclooxygenase-2-catalysed prostaglandin E(2) and inducible nitric oxide-catalysed NO production. These compounds have the potential to he developed as novel antiallergic agents and may contribute to the antiallergic pharmacological use of these plant materials in Chinese medicine. find more Copyright (C) 2009 John Wiley & Sons, Ltd.”
“We presented here the theoretical analysis of high frequency magnetoelectric (ME) effects CX-6258 mw for a

ferrite-piezoelectric bilayer and a detailed treatment for electric field induced resonance field shift for ferromagnetic resonance (FMR) in layered structures. ME effects in a single-crystal ferrite-piezoelectric bilayer in the magnetoelastic resonance region are considered. The theory predicts a giant ME effect at magnetoacoustic resonance. The enhancement in ME effect predicted by our theory arises from interaction between elastic modes and the uniform precession mode, resulting in magnetoelastic modes. The peak ME voltage coefficient appears at the coincidence of acoustic resonance and FMR frequencies. In our calculations, we suppose that the layer thickness is sufficiently large to neglect the influence of strain relaxation on average stresses in the structures that determine the ME voltage coefficient. The work presented here will certainly be of interest GW4869 cost for the design and analysis of electrically

controlled high-frequency devices. Microwave devices of magnetic type with electrical control have unique advantages over traditional ferrite and semiconductor analogs. (C) 2010 American Institute of Physics. [doi:10.1063/1.3313920]“
“Objective: To study the initial findings of lung adenocarcinoma revealed by computed tomography (CT) scanning and observe tumor progression and elucidate appropriate follow-up schedule of tumor diagnosis via CT findings of suspected lung adenocarcinoma.\n\nMethod: We studied 59 patients who had undergone CT scanning twice or more at intervals of 3 months or longer before surgery. We evaluated the initial CT findings as well as all subsequent changes. The rate of tumor growth was estimated by tumor volume doubling time, using the original method of Schwartz. The histological classifications were evaluated according to the criteria of Noguchi et al (Cancer 1995;75:2844-2852).

In isolated transgenic myocytes, intracellular pH was elevated in

In isolated transgenic myocytes, intracellular pH was elevated in Hepes buffer but not in physiological bicarbonate buffer, yet intracellular Na(+) concentrations were higher under both conditions. In addition, both diastolic and systolic Ca(2+) levels were increased as a consequence of Na(+)-induced Ca(2+) overload; this was accompanied by enhanced sarcoplasmic reticulum Ca(2+) loading via Ca(2+)/calmodulin-dependent protein kinase (CaMK) II-dependent phosphorylation of phospholamban. Negative force-frequency dependence was observed with preservation of high Ca(2+), suggesting

a decrease in myofibril Ca(2+) sensitivity. Furthermore, the Ca(2+)-dependent prohypertrophic molecules calcineurin and CaMKII were highly activated in transgenic hearts. These check details effects observed in vivo and in vitro were largely prevented by the NHE1 inhibitor cariporide. Interestingly, overexpression of NHE1 in neonatal rat ventricular myocytes induced cariporide-sensitive nuclear translocation of NFAT (nuclear factor of activated T cells) and nuclear export of histone deacetylase 4, suggesting that increased Na(+)/H(+) exchange activity can alter hypertrophy-associated gene expression. However, in transgenic myocytes, contrary to exclusive translocation of histone deacetylase 4, NFAT only partially translocated to nucleus, possibly because

of marked activation of p38, a negative regulator of NFAT signaling. We conclude that activation of NHE1 is sufficient to initiate cardiac hypertrophy and heart failure mainly through activation of CaMKII-histone deacetylase pathway.”
“Functional dyspepsia (FD) is a functional LDK378 in vivo gastrointestinal disorder (FGID). Several pathophysiological mechanisms have been indicated as possible Selleck ABT-263 etiological factors, such as delayed gastric emptying, impaired proximal gastric accommodation and visceral hypersensitivity.\n\nGhrelin is an important gut hormone. It is a motilin-related peptide that was discovered in the stomach, and it acts as an endogenous ligand of growth hormone secretagogue receptor. Ghrelin plays an important role in the stimulation of food intake and gut motility. Acyl ghrelin

stimulates the percentage motor index (%MI) in the antrum and induces fasted motor activity in the duodenum. Des-acyl ghrelin decreases food intake and decrease gastric emptying.\n\nAlthough some studies have demonstrated that plasma acyl ghrelin levels tend to be lower in FD patients than in controls, the association between plasma ghrelin levels and FD remains controversial. Previous reports have demonstrated that hunger sensation was elevated through the administration of ghrelin to patients with FD. However, there have been few clinical reports relating to the administration of ghrelin.\n\nAltered gut-brain interactions may underlie the symptoms of FD. Ghrelin may be associated with FD through its effect on the regulation of gut motility. Further studies are needed to examine the effects of ghrelin in FD.

Transcranial Doppler was used to monitor cerebral blood flow EEG

Transcranial Doppler was used to monitor cerebral blood flow. EEG recordings were used to

detect seizures. Immunocytochemical detection (Cresyl Violet, anti-human CD8 for TALL-104, Evans Blue for BBB damage, GFAP and NEUN) was performed.\n\nResults: At the concentration used TALL-104 cells were tolerated. Incomplete BBBD did not allow cell entry into the brain. MRI scans at 24 and 48 hours post-injection https://www.selleckchem.com/products/ly3039478.html allowed visualization of topographically segregated cells in the hemisphere that underwent successful BBBD. Perivascular location of TALL-104 was confirmed in the BBBD hemisphere by Cresyl violet and CD8 immunocytochemistry. No significant alteration in CBF or EEG activity was recorded during cell injections.\n\nConclusions: Our data show that targeted CNS cell therapy requires blood-brain barrier RG-7388 disruption. MRI-detectable cytotoxic anti-neoplastic cells can be forced to transverse the BBB and accumulate in the perivascular space. The virtual absence of toxicity, the high anti-tumor activity of TALL-104, and the clinical feasibility of human osmotic BBBD suggest that this approach may be adopted to treat brain or spinal cord tumors. In addition, BBBD may favor CNS entry of other cells that normally lack CNS tropism.”
“The frequency for movements along the longitudinal axis during running peaks at approximately

3Hz. Other physiological systems (e.g. heart rate and brain cortical activity) are known to show a dominant frequency of 3Hz connected to exercise. As recent studies have proposed a clear correlation between musical tempo, mood, and performance output, we wished to ascertain whether peak locomotion frequency of 3Hz during running is synchronized with different intrinsic and extrinsic frequencies. Eighteen healthy regular runners performed three outdoor running sessions

at different intensities. Oscillations along the longitudinal axis were recorded using an accelerometer (ActiBelt MK-8931 (R)). Electrocortical activity was recorded using electroencephalography before and after exercise and analysed in the delta frequency range (2-4Hz). In addition, the frequency spectra of the participants’ favourite musical pieces were analysed. Data revealed a peak frequency at around 2.7 to 2.8Hz for the vertical acceleration during running. Similar oscillation patterns were found for heart rate and musical pieces. Electroencephalographic delta activity increased after running. Results of this study give reason to speculate that a strong relationship exists between intrinsic and extrinsic oscillation patterns during exercise. A frequency of approximately 3Hz seems to be dominant in different physiological systems and seems to be rated as pleasurable when choosing the appropriate music for exercising. This is in line with previous research showing that an adequate choice of music during exercise enhances performance output and mood.

The Spearman’s correlation coefficient between predicted MD and C

The Spearman’s correlation coefficient between predicted MD and Cumulus MD for this model is 0.88, with a regression slope (beta) of 0.93 (95% CI 0.83-1.02) Selonsertib concentration and an R(2) of 0.78. The approximation of individual MD was within 10% of Cumulus MD for the majority of women (80%), without stratification on age, body mass index (BMI), and menopausal status. TiBS provides an alternative to mammography assessed MD enabling frequent and earlier use of MD as a risk marker in preventive oncology. (c) 2008 Society of Photo-Optical Instrumentation

Engineers. [DOI: 10.1117/1.3041498]“
“Prostate cancer is the second most common cancer among men worldwide. Alterations in the DNA methylation pattern can be one of the leading causes for prostate cancer formation. This study is the first high-throughput sequencing study investigating genome-wide DNA methylation patterns in a large cohort of 51 tumor and 53 benign AZD8931 in vitro prostate samples using methylated DNA immunoprecipitation sequencing. Comparative analyses identified more than 147,000 cancer-associated epigenetic alterations. In addition, global methylation patterns show significant differences based on the TMPRSS2-ERG rearrangement status. We propose the hypermethylation of miR-26a as an alternative pathway of ERG rearrangement-independent

EZH2 activation. The observed increase in differential methylation events in fusion-negative tumors can explain the tumorigenic Combretastatin A4 process in the absence of genomic rearrangements.\n\nSIGNIFICANCE: In contrast

to TMPRSS2-ERG-rearranged tumors, the pathomechanism for gene fusion-negative tumors is completely unclear. Using a sequencing-based approach, our work uncovers significant global epigenetic alterations in TMPRSS2-ERG gene fusion-negative tumors and provides a mechanistic explanation for the tumor formation process. Cancer Discov; 2(11); 1024-35. (C) 2012 AACR.”
“We report a rare male case of an undifferentiated carcinoma with osteoclast-like giant cells originating in an indeterminate mucin-producing cystic neoplasm of the pancreas. A 59-year-old Japanese man with diabetes visited our hospital, complaining of fullness in the upper abdomen. A laboratory analysis revealed anemia (Hemoglobin; 9.7 g/dl) and elevated C-reactive protein (3.01 mg/dl). Carbohydrate antigen 19-9 was 274 U/ml and Carcinoembryonic antigen was 29.6 ng/ml. A computed tomography scan of the abdomen revealed a 14-cm cystic mass in the upper left quadrant of the abdomen that appeared to originate from the pancreatic tail. The patient underwent distal pancreatectomy/splenectomy/total gastrectomy/cholecystectomy. The mass consisted of a multilocular cystic lesion. Microscopically, the cyst was lined by cuboidal or columnar epithelium, including mucinous epithelium. Sarcomatous mononuclear cells and multinucleated osteoclast-like giant cells were found in the stroma. Ovarian-type stroma was not seen.