In the low temperature regime spin lattice coupling might be resp

In the low temperature regime spin lattice coupling might be responsible for exhibiting magnetocapacitance in La0.5Ba0.5FeO3. Such multifunctional character implies fundamental as well as technological importance of this sample.

(C) 2011 American Institute of Physics. [doi:10.1063/1.3665648]“
“A 47-year-old Caucasian male presented to the chest clinic with a 4-week history of exertional dyspnea. A chest radiograph showed Ricolinostat Epigenetics inhibitor mild hyperinflation without any focal pathology and spirometry showed a mild obstructive defect. In view of symptoms being disproportionate to spirometric and radiologic abnormalities, a thoracic CT scan was obtained. It revealed that there was evidence of bronchiectasis and mild emphysema in basal distribution. Subsequently, he was confirmed to have severe alpha(1)-Antitrypsin deficiency. This case illustrates the importance of considering alpha(1)-Antitrypsin deficiency in patients with combination of emphysema

and bronchiectasis in a basal distribution. Although basal emphysema is well-recognized pulmonary manifestation of alpha(1)-Antitrypsin deficiency, it is extremely unusual to have bronchiectasis with very mild degree of emphysema.”
“Unlike the ordered multiplication of vascular cells deriving from a row of initials in dicotyledons, vascular growth in monocotyledonous vascular strands does not show the procambial EGFR inhibitor pattern but leads to a complex organization of the vascular bundle. Establishment of the bundle should have a specific developmental pattern. The cell cycle conferring cell proliferation represents a active state of growth and development of tissues. Here, we cloned an A-type CDK gene (Sacof;CDKA;1) from sugarcane (Saccharum officinarum cv. ROC16) and confirmed that its encoding protein interacted physically with two sugarcane CYCD4s (Sacof;CYCD4;1

and Sacof;CYCD4;2), which shared only 47% amino acid sequence similarity. The three genes were expressed concurrently in meristems of root tip, stem tip, and GSK1838705A purchase young leaf but not in mature leaves. More importantly, they were predominantly expressed in vascular strands of stem tips and young leaves. In stem-tip strands, the expression region extends deep basipetally to where the sieve tube increases in number in the metaphloem and the vessels are produced in the metaxylem showing a pattern of cell division occurring among differentiating or differentiated cells. This pattern suggests a positional determination of vascular cell arrangement in strands during vascular development.”
“We evaluated the promoter methylation levels of the APC, MGMT, hMLH1, RASSF1A and CDKN2A genes in 107 colorectal cancer (CRC) samples and 80 healthy adjacent tissues.

The genotype of M tuberculosis influenced the presenting feature

The genotype of M. tuberculosis influenced the presenting features of pulmonary and meningeal tuberculosis. The association between the East Asian/Beijing lineage and disease progression and CSF leukocyte count suggests the lineage may alter BKM120 the presentation of meningitis by influencing the intracerebral inflammatory response. In addition, increased drug resistance among bacteria of the East Asian/Beijing lineage

might influence the response to treatment. This study suggests the genetic diversity of M. tuberculosis has important clinical consequences.”
“The reaction of nitric acid with the hydroxyl radical influences the residence time of HONO2 in the lower atmosphere. Prior studies [Brown SS, Burkholder JB, Talukdar RK, Ravishankara AIR (2001) J Phys Chem A 105:1605-1614] have revealed unusual kinetic behavior for this reaction, including a negative temperature dependence, a complex pressure dependence, and an overall reaction rate strongly affected by isotopic substitution. This behavior suggested that the reaction occurs through an intermediate, theoretically predicted to be a hydrogen-bonded OH-HONO2 complex in a six-membered

ring-like configuration. In this study, the intermediate is generated directly by the association of photolytically generated OH radicals with HONO2 and stabilized in a pulsed supersonic expansion. infrared action spectroscopy is used to identify the intermediate by the OH radical stretch (nu(1)) and OH stretch of nitric acid (nu(2)) in the OH-HONO2 complex. Two vibrational features are attributed

to OH-HONO2: a rotationally structured nu(1) band at 3516.8 cm(-1) HM781-36B mw and an extensively broadened nu(2) feature at 3260 cm(-1), both shifted from their respective monomers. NU7441 These same transitions are identified for OD-DONO2. Assignments of the features are based on their vibrational frequencies, analysis of rotational band structure, and comparison with complementary high level ab initio calculations. In addition, the OH (v = 0) product state distributions resulting from nu(1) and nu(2) excitation are used to determine the binding energy of OH-HONO2, D-0 <= 5.3 kcal.mol(-1), which is in good accord with ab initio predictions.”
“Merkel cell carcinoma (MCC) is a rare and aggressive skin tumor. The link between tumorigenesis and immunosuppression is well known and the increased prevalence of MCC in human immunodeficiency virus carriers and organ transplant recipients and in patients with hemato-oncological neoplasias is now well recognized over the past decade. In this respect, chronic lymphocytic leukemia (CLL) seems to be the most frequent neoplasia associated with the development of MCC. Very recently, a newly described virus, the Merkel cell polyomavirus, was found in similar to 80% of MCC tumor samples and is in fact the first member of the polyomavirus family to be associated with human tumors.

ConclusionADAM15 contributes to apoptosis resistance in RASFs

\n\nConclusionADAM15 contributes to apoptosis resistance in RASFs by activating the Src/FAK pathway upon FasL exposure, rendering

the FAK/Src signaling pathway an interesting target for potential therapeutic intervention in RA.”
“Background\n\nThere are claims that second-generation antipsychotics produce fewer extrapyramidal side-effects (EPS) compared with first-generation drugs.\n\nAims\n\nTo compare the incidence of treatment-emergent EPS between second-generation antipsychotics and perphenazine in people with schizophrenia.\n\nMethod\n\nIncidence analyses integrated data from standardised rating scales and documented use of concomitant medication or treatment discontinuation for EPS events. mixed model analyses of change LY2606368 clinical trial in rating scales from

baseline were also conducted.\n\nResults\n\nThere were no significant differences in incidence or change in rating scales for parkinsonism, dystonia, akathisia STI571 mouse or tardive dyskinesia when comparing second-generation antipsychotics with perphenazine or comparing between second-generation antipsychotics. Secondary analyses revealed greater rates of concomitant antiparkinsonism medication among individuals on risperidone and lower rates among individuals on quetiapine, and lower rates of discontinuation because of parkinsonism among people on quetiapine and ziprasidone. There was a trend for a greater likelihood of concomitant medication for akathisia among individuals on risperidone and perphenazine.\n\nConclusions\n\nThe incidence of treatment-emergent EPS and change in EPS ratings indicated that there are no significant differences between second-generation antipsychotics and perphenazine or between second-generation antipsychotics Doramapimod in people with schizophrenia.”
“Primary bronchopulmonary carcinoids comprise a significant proportion of carcinoid tumors. The clinical presentation allows prediction of the diagnosis and cell type and directs evaluation and treatment. Young age, central tumor, and no nodal enlargement are highly suggestive of typical carcinoid. These patients require no further diagnostic or staging tests beyond chest computed tomography

and bronchoscopy before resection using parenchyma-sparing techniques. All bronchopulmonary carcinoids are malignant (though indolent), and surgical intervention is the mainstay of treatment. Mediastinos copy is suggested when there is moderate suspicion of atypical carcinoid (central cN1 or peripheral cN0), with lobectomy and lymphadenectomy if the mediastinal nodes are benign. For a high suspicion of atypical carcinoid (central cN2, peripheral cN1, 2), imaging for distant metastases and mediastinoscopy is suggested, with multimodality treatment for an atypical carcinoid with N2 involvement. (Ann Thorac Surg 2010; 89: 998-1005) (C) 2010 by The Society of Thoracic Surgeons”
“Purpose: Spinal cord injury induces functional and morphological changes in bladder afferent pathways.

All samples were analyzed for PTEN mutations using PCR and direct

All samples were analyzed for PTEN mutations using PCR and direct DNA sequencing methods. Demographic data collected, were analyzed using SPSS version 19.0 software and a P value of smaller Vorinostat research buy than 0.05 was considered statistically significant. Results:

Of the 55 patients examined, tumor stage was T1, T2 (T2a, T2b) in 34 (61.8%) and 21 (38.2%) and tumor grade was high, low in 34 (61.8%) and 21 (38.2%), respectively. No mutations in the PTEN gene were found in patients with bladder cancer and control. Among the risk factors studied, only the occupation and history of urinary tract stones, were significantly associated with bladder cancer (P value smaller than 0.05). However, other risk factors did not show such a relationship. Conclusion: No mutation was found in PTEN gene of patients with bladder LY2606368 in vivo cancer. Therefore, mutations in this gene cannot predict the prognosis and progression of urothelial bladder cancer. On the other hand, significant relationship was found between occupation and urinary stones with bladder cancer. This communication reflects the impact of these factors on the risk of bladder cancer.”
“The envelope spike of HIV-1 employs a ‘glycan shield’ to protect itself from antibodymediated neutralization. Paradoxically,

however, potent broadly neutralizing antibodies (bnAbs) that target this shield have been isolated. The unusually high glycan density on the gp120 subunit limits processing during biosynthesis, leaving a region of under-processed oligomannose-type structures, which is a primary target of these bnAbs. Here we investigate the contribution of individual glycosylation sites in the formation of this so-called intrinsic mannose patch. Deletion of individual sites has a limited effect on the overall size of the intrinsic mannose patch but leads to changes in the processing of neighbouring glycans. These structural changes are largely tolerated by a panel of glycan-dependent bnAbs targeting these regions, indicating a degree of plasticity in their recognition. These results support the intrinsic mannose patch as a stable target for vaccine design.”
“PURPOSE: To evaluate the correlation of retrobulbar volume

change, resected orbital fat volume, and proptosis reduction Selleck GW4869 after fatty decompression.\n\nDESIGN: Cross-sectional and prospective study.\n\nMETHODS: Twenty-two patients (44 orbits) with Graves ophthalmopathy underwent fatty decompression. Preoperative orbital computed tomography (CT) imaging with a 2-mm cut was compared with postoperative imaging carried out 6 months after fatty decompression. The relationship of retrobulbar volume change, resected orbital fat volume, and proptosis reduction was analyzed by Pearson correlation. Linear regression was performed using resected fat volume or proptosis reduction as independent variables and retrobulbar volume change as a dependent variable to validate the effect of fatty decompression.

AOD uncertainty provides changes lower than 6% in most cases for

AOD uncertainty provides changes lower than 6% in most cases for both SW and UVER simulations. The propagation

of water vapor uncertainty causes variations in SW simulations less than 4% for solar zenith angles below 75 degrees. (C) 2014 Elsevier Ltd. All rights reserved.”
“Estrogenic compounds may buy LY294002 enter the environment when biosolids are applied to land. In the present study, soil samples were collected over 4 mo from a field trial following addition of biosolids. The recombinant yeast estrogen screen bioassay identified estrogenic activity in the soil at all sampling times to concentrations up to 2.3 mu g 17-estradiol equivalency/kg. The present results indicate the potential for estrogenic compounds to Nepicastat persist in soil following biosolids application. Environ Toxicol Chem 2014;33:26-28. (c) 2013 SETAC”
“The National Mesothelioma

Virtual Bank (NMVB) was established to provide annotated biospecimens to the mesothelioma research community. The resource provides tissue microarrays (TMA) to evaluate the biomarkers along with a variety of other resected mesothelioma specimens. In this manuscript, we describe the immunohistochemical evaluation of the mesothelioma TMA with three key antibodies that are used in making the diagnosis of mesothelioma, and compared the immunohistochemical assessment between manual scoring and image analysis. The TMA was assessed for the immunohistochemical expression of calretinin (N = 39), cytokeratin (CK) 5/6 (N=33), and D2-40 (N=37). Immunohistochemistry was evaluated by semi-quantitative (manual) scoring using light microscope (MS) and by automated image analysis (AS). Calretinin staining was seen in both cytoplasmic and nuclear locations. CK5/6 stain was localized to the cytoplasm. D2-40 stain showed only membranous expression in our cases. Based on the pathologist’s scores, calretinin was positive in 31 of the 39 cases (80%), CK 5/6 in 15 of the 33 cases (46%) and D2-40 in 18 of the 37 cases (49%). The percent-positive agreement between manual scores and image analysis was 90% (35/39), 94% (31/33), and 95%

(35/37) for calretinin, CK 5/6, and D2-40, respectively. There was Dactolisib datasheet a substantial agreement between manual and automated scores for calretinin (kappa = 0.614) and an almost perfect agreement for CK5/6 (kappa = 0.879) and D2-40 (kappa = 0.892). Our study confirms that the immunohistochemical staining pattern of mesotheliomas in the NMVB UPMC TMA is similar to other studies. Our findings also show that automated image analysis provides similar results to manual scoring by pathologists, and provides a reproducible, objective, and accurate platform for immunohistochemical assessment of biomarker expression. (C) 2013 Elsevier GmbH. All rights reserved.”
“Thalassemias and hemoglobinopathies are a serious health problem in Turkey. There is a 70-year history of thalassemia in Turkey.

Microencapsulation of islets provides an isolated-graft

Microencapsulation of islets provides an isolated-graft Protein Tyrosine Kinase inhibitor model of islet transplantation that is non-vascularized and prevents islet aggregation to preserve islet morphology. The aim of this study was to investigate whether MSCs could improve graft outcome in a microencapsulated./isolated-graft model of islet transplantation. Methods. Mouse islets and kidney MSCs were co-encapsulated in alginate, and their function was assessed in vitro.

A minimal mass of 350 syngeneic islets encapsulated alone or co-encapsulated with MSCs (islet+MSC) were transplanted intraperitoneally into diabetic mice, and blood glucose concentrations were monitored. Capsules were recovered 6 weeks after transplantation, and islet function was assessed. Results. Islets co-encapsulated with MSCs in vitro had increased glucose-stimulated insulin secretion and content. The average blood glucose concentration of transplanted mice was significantly lower by 3 weeks in the islet+MSC group. By week 6, 71% of the co-encapsulated group were cured compared with 16% of the islet-alone group. Capsules recovered at 6 weeks had greater glucose-stimulated insulin secretion and insulin content in the islet+MSC group. Conclusions. MSCs improved the efficacy of microencapsulated islet transplantation. Using an isolated-graft

model, we were able to eliminate the impact of MSC-mediated enhancement of revascularization and preservation of islet morphology and demonstrate that the improvement

SN-38 supplier in insulin secretion and content is sustained in vivo and can significantly improve graft outcome.”
“Monomeric extracellular endoglucanase (25 kDa) of transgenic koji (Aspergillus oryzae cmc-1) produced under submerged growth condition (7.5 U mg(-1) protein) was purified to homogeneity level by ammonium sulfate precipitation and various column chromatography on fast protein liquid chromatography system. Alvespimycin research buy Activation energy for carboxymethylcellulose (CMC) hydrolysis was 3.32 kJ mol(-1) at optimum temperature (55 degrees C), and its temperature quotient (Q(10)) was 1.0. The enzyme was stable over a pH range of 4.1-5.3 and gave maximum activity at pH 4.4. V(max) for CMC hydrolysis was 854 U mg(-1) protein and K(m) was 20 mg CMC ml(-1). The turnover (k(cat)) was 356 s(-1). The pK(a1) and pK(a2) of ionisable groups of active site controlling V(max) were 3.9 and 6.25, respectively. Thermodynamic parameters for CMC hydrolysis were as follows: Delta H*=0.59 kJ mol(-1), Delta G*=64.57 kJ mol(-1) and Delta S*=-195.05 J mol(-1) K(-1), respectively. Activation energy for irreversible inactivation ‘E(a(d))’ of the endoglucanase was 378 kJ mol(-1), whereas enthalpy (Delta H*), Gibbs free energy (Delta G*) and entropy (Delta S*) of activation at 44 degrees C were 375.36 kJ mol(-1), 111.

Wines elaborated

with the strain 1 (W1) presented a highe

Wines elaborated

with the strain 1 (W1) presented a higher mannoprotein concentration than the other wines. The analysis of the volatile composition of wines showed significant differences (P < 0.05) among them, being W1 which presented the highest concentration of aroma compounds, mainly terpens and norisoprenoids. The sensorial analysis of wines also showed that W1 had the best quality. The results obtained from this work demonstrate that mannoproteins could be involved in the behavior observed. Some evidences were obtained using a model wine, where 2 major terpens in W1 were preferentially retained by the colloids rich in mannoproteins released by strain 1. Practical Application: White wines elaborated with yeast strains overproducing mannoproteins could have better quality than others. Mannoproteins could contribute to aroma enhancement see more of Albarino white wines”
“In this paper, we present the cross-sectional transmission electron microscope images of gold nanoislands formed by annealing ultrathin gold films to correctly determine the nanoisland three-dimensional shapes. The samples studied were 5 and 7 nm gold films deposited on quartz and annealed at 500 and 900 degrees C. The cross-sectional view of the gold nanoislands confirmed that they appear to be like truncated spheres and not like the usually assumed spheroids. The shape of the nanoislands varied from spherical to hemispherical under different sample

fabrication conditions. These shapes are JQ-EZ-05 price consistent with the results predicted by polarized absorption spectroscopy. (C) 2009 The JQEZ5 mw Japan Society of Applied

Physics”
“In vitro primary hepatocyte systems typically elicit drug induction and toxicity responses at concentrations much higher than corresponding in vivo or clinical plasma C-max levels, contributing to poor in vitro-in vivo correlations. This may be partly due to the absence of physiological parameters that maintain metabolic phenotype in vivo. We hypothesized that restoring hemodynamics and media transport would improve hepatocyte architecture and metabolic function in vitro compared with nonflow cultures. Rat hepatocytes were cultured for 2 wk either in nonflow collagen gel sandwiches with 48-h media changes or under controlled hemodynamics mimicking sinusoidal circulation within a perfused Transwell device. Phenotypic, functional, and metabolic parameters were assessed at multiple times. Hepatocytes in the devices exhibited polarized morphology, retention of differentiation markers [E-cadherin and hepatocyte nuclear factor-4 alpha (HNF-4 alpha)], the canalicular transporter [multidrug-resistant protein-2 (Mrp-2)], and significantly higher levels of liver function compared with nonflow cultures over 2 wk (albumin similar to 4-fold and urea similar to 5-fold). Gene expression of cytochrome P450 (CYP) enzymes was significantly higher (fold increase over nonflow: CYP1A1: 53.5 +/- 10.3; CYP1A2: 64.0 +/- 15.1; CYP2B1: 15.2 +/- 2.9; CYP2B2: 2.7 +/- 0.8; CYP3A2: 4.0 +/- 1.

The country improved its

regional as well as internationa

The country improved its

regional as well as international research rankings and graded 45 in the world in year 2012.”
“Migraines dramatically affect adolescents’ quality of life. One area of particular importance is the impact of migraines on adolescents’ social functioning. To understand the impact of migraines on adolescents’ social functioning from multiple informants, we performed semi-structured interviews with adolescents who have migraines, their caregivers, and clinicians who treat adolescents who have migraines. Three major themes related to social functioning were identified from the adolescent interviews: The need to be alone; lack of BI 6727 nmr support from siblings; and the feeling of not being understood by others. The caregiver interviews yielded three main themes related to family functioning: that plans can change quickly; that CDK assay family life revolves around helping the child with the migraine; and parents’ feelings of inadequacy in helping their child. There were two main themes derived from the clinician interviews related to perception of family functioning: the importance of parental involvement; and the role of adolescents’ school and social lives in migraine prevention. There are a number of unmet needs among adolescents with recurrent migraine and their families. Interviews

with adolescents, caregivers, and clinicians suggest a number of areas for intervention. (C) 2013 by the American Society for Pain Management Nursing”
“Pelvic floor disorders are frequent and source of symptoms which can be invalidating

for patients. Between them, hedrocele is a pathology often unknown and clinically difficult to diagnose. It is a herniation of fat pad, small bowel or sigmoid colon in the recto-uterine pouch (cul-de-sac of Douglas) exercising a mass effect on the anterior wall of the rectum. Pelvic magnetic resonance imaging with morphological sequences and dynamic sequences in thrust can be very useful, allowing a comprehensive study of pelvic floor dysfunction and confirming the complete diagnosis, especially before surgery. We suggest you some examples to illustrate this pathology in order to emphasize the importance of its diagnosis, especially preoperative. A better understanding of this check details pelvic floor dysfunction would improve the care of patients. (C) 2015 Published by Elsevier Masson SAS.”
“Despite ample evidence for the involvement of the endocannabinoid system in the control of appetite, food intake and energy balance, relatively little is known about the regulation of cannabinoid receptor 1 (CB(1)R) expression in respect to leptin signalling and fasting. In the present study, we examined CB(1)R mRNA levels in lean (Fa/?) and obese (fa/fa) male Zucker rats under basal and food-restricted conditions.

Kinetics of 5-ALA-induced PpIX accumulation in DHL cells under va

Kinetics of 5-ALA-induced PpIX accumulation in DHL cells under various 5-ALA concentrations was studied. We found that during the course of continuous incubation with 5-ALA, the relationship BMS-777607 order between the DHL cell fluorescence signal and the incubation time showed a biphasic variation. Initially the PpIX signal increased with the incubation time and reached the maximal value at about 3 h, and then it decreased with time during the subsequent incubation period. By labeling the 5-ALA incubated DHL cells with different organelle-specific fluorescence probes: Rhodamine 123 (for mitochondria), DioC(6)(3) (for endoplasmic

reticulum) and LysoTracker Green (for lysosomes) respectively, we found that 5-ALA-induced PpIX was primarily localized in endoplasmic reticulum and mitochondria; its concentration in the lysosome was much lower. The results suggested that 5-ALA could potentially compound screening assay be an effective photosensitizer in photodynamic purging of DHL cells. Two-photon excitation fluorescence microscope is a useful tool for studying 5-ALA-induced PpIX subcellular localization.”
“Joss-Moore LA, Wang Y, Yu X, Campbell MS, Callaway CW, McKnight RA, Wint A, Dahl MJ, Dull RO, Albertine KH, Lane RH. IUGR decreases

elastin mRNA expression in the developing rat lung and alters elastin content and lung compliance in the mature rat lung. Physiol Genomics 43: 499-505, 2011. First published March 22, 2011; doi: 10.1152/physiolgenomics.00183.2010.-Complications of intrauterine growth restriction (IUGR) include increased pulmonary morbidities and impaired alveolar development. Normal alveolar development depends upon elastin expression and processing, as well as the formation and deposition of elastic fibers. This is true of the human and rat. In this study, we hypothesized that uteroplacental

insufficiency (UPI)-induced IUGR decreases mRNA levels of elastin and genes required for elastin fiber synthesis and assembly, at birth (prealveolarization) and postnatal day 7 (midalveolarization) in the rat. We further hypothesized that this would be accompanied by reduced elastic fiber deposition and increased static compliance at postnatal day 21 (mature lung). We used a well characterized rat model of IUGR to test these hypotheses. IUGR decreases mRNA transcript selleck compound levels of genes essential for elastic fiber formation, including elastin, at birth and day 7. In the day 21 lung, IUGR decreases elastic fiber deposition and increases static lung compliance. We conclude that IUGR decreases mRNA transcript levels of elastic fiber synthesis genes, before and during alveolarization leading to a reduced elastic fiber density and increased static lung compliance in the mature lung. We speculate that the mechanism by which IUGR predisposes to pulmonary disease may be via decreased lung elastic fiber deposition.”
“The influence of cytokine gene polymorphisms on transplanted kidney outcome is not well understood.

However, a Phase II b clinical trial failed This and other resul

However, a Phase II b clinical trial failed. This and other results suggested various problems with the current design of bioartificial kidneys. We propose a novel design to improve various properties of device, including haemocompatibility and cell performance. An important feature of the novel design is confinement of the blood to the lumina of the hollow fibre membranes. This avoids exposure of the blood to the non-haemocompatible outer surfaces of hollow fibre membranes, which usually occurs in bioartificial kidneys. We

use these outer surfaces as substrate for cell growth. Our results show that commercial hollow fibre membranes can be directly applied in the bioreactor when human primary renal proximal tubular cells are grown in this configuration, and no coatings are required for the formation of robust and functional renal epithelia. Furthermore, we demonstrate CBL0137 ic50 Stem Cell Compound Library research buy that the bioreactor unit produces significant amounts of interleukins. This result helps to understand the immunomodulatory effects of bioartificial kidneys, which have been observed previously. The novel bioartificial kidney design outlined here and the results obtained would be expected to improve the safety and performance of bioartificial kidneys and to contribute to a better understanding of their effects.”
“Methamphetamine (METH)

is a highly addictive and neurotoxic psychostimulant. Its use in humans is often associated with neurocognitive impairment. Whether this is due to long-term deficits in short-term memory and/or hippocampal plasticity remains unclear. Recently, we reported that METH increases baseline synaptic transmission and reduces LTP in an ex vivo preparation of the hippocampal CA1 region from young mice. In the current

study, Cl-amidine we tested the hypothesis that a repeated neurotoxic regimen of METH exposure in adolescent mice decreases hippocampal synaptic plasticity and produces a deficit in short-term memory. Contrary to our prediction, there was no change in the hippocampal plasticity or short-term memory when measured after 14 days of METH exposure. However, we found that at 7, 14, and 21 days of drug abstinence, METH-exposed mice exhibited a deficit in spatial memory, which was accompanied by a decrease in hippocampal plasticity. Our results support the interpretation that the deleterious cognitive consequences of neurotoxic levels of METH exposure may manifest and persist after drug abstinence. Therefore, therapeutic strategies should consider short-term as well as long-term consequences of methamphetamine exposure. Synapse 67:245257, 2013. (c) 2012 Wiley Periodicals, Inc.”
“Bile acids (BAs) are amphipathic molecules that facilitate the uptake of lipids, and their levels fluctuate in the intestines as well as in the circulation depending on food intake.