A similar cream but without the extract was also prepared Each o

A similar cream but without the extract was also prepared. Each of the formulations was applied to the cheeks of 11 human volunteers for a period of three months. Both cream formulations were assessed, using Visioscan VC 98, for various parameters including

texture parameters (energy, contrast and variance) as well as for skin roughness (Ser), skin scaliness (SEsc), skin smoothness (SEsm) and skin wrinkles (Sew).

Results: Unlike the cream base, the extract cream exhibited steady, significant improvement in skin parameters over the 3-month period of application. Images showed visible improvement of the overall skin appearance and reduction of fine lines by the extract cream. Furthermore, skin texture (variance and contrast) and SELS (SEr, SEsc, SEsm and SEw) parameters showed significant decline (p < 0.05) and the texture https://www.selleckchem.com/products/R406.html parameter of energy showed significant increase (p < 0.05).


Our findings indicate that the cream containing 3 % Acacia nilotica bark extract possesses anti-aging effect and improves skin surface appearance..”
“Aneurysm of the membranous interventricular septum is an uncommon cardiac defect that is, on rare occasions, associated with embolic stroke. We describe here the case of an otherwise healthy, 41-year-old man who presented to the hospital with acute-onset confusion and left-sided body weakness attributed to a right middle cerebral artery ischemic stroke. He experienced a nearly complete resolution of deficits following systemic thrombolytic therapy. After an extensive workup, the presumed learn more mechanism of stroke was a thromboembolus that originated in a massive aneurysm of the patient’s membranous interventricular septum. Due to a perceived risk of surgical morbidity, the patient was managed conservatively with anticoagulation. He denied further events and reported nearly full function at follow-up.”
“The integration of sample treatment into a micro total analytical system (mu-TAS)

represents one of the remaining hurdles towards achieving truly miniaturized systems. The challenge is made more complex by the enormous variation in samples to be analyzed. Moreover, the pretreatment technique has to be compatible with the analytical device Galardin to which it is coupled, in terms of time, reagent and power consumption, and sample volume.

This review, with more than 140 references, presents some recent advances and novel strategies for sample preparation in mu-TASs. We classify mu-TAS sample-preparation methods according to the mechanism that links the analyte(s) of interest to substrates: filtration, cell lysis, liquid-liquid extraction, solid-phase extraction, droplet membrane droplet, treatment by nanomaterials, stacking and isotachophoresis. We compare these techniques in terms of sample flexibility, arguing for these applications in some fields, such as biological and environmental.

Three participants with likely pathogenic variants had prolonged

Three participants with likely pathogenic variants had prolonged QTc. Family history included unexplained sudden death among relatives.


Approximately 0.5% of participants in this study had pathogenic variants in known cardiomyopathy or arrhythmia genes. this website This high frequency may be due to self-selection, false positives, or underestimation of the prevalence of these conditions. We conclude that clinically important cardiomyopathy and dysrhythmia secondary variants can be identified in unselected exomes.”
“We describe a surface probe

instrument capable of sustaining single atomic bond junctions in the electronic quantum conduction regime for tens of minutes, and present results for Au junctions that can be “”locked”" stably in n=1 and n=2 quantum conduction states with electrical conductivity nG(0) (G(0) =

2e(2)/h) and switched in a controlled way. The instrument measures and controls the gap formed between a probe and a flat surface with better than 5 pm long-term stability in a high-vacuum chamber at 4 K using a high-sensitivity fiber-optic interferometer that forms a Fabry-Perot cavity immediately adjacent and parallel to the probe. We also report the experimental observation of stable noninteger conduction states, along with preliminary density functional theory-based calculations of one-dimensional (1D) and two-dimensional Au “”bridges”" that produce comparable noninteger Entinostat in vivo NU7441 conduction states. Finally, we report the observation of novel stochastic processes related to nonballistic electron transport through strained single atomic bond junctions. The instrument permits detailed study of electron transport in 1D systems, and the long-term picometer stability of the junction holds great promise for application to single-molecule spectroscopy. (C) 2010 American Institute of Physics. [doi:10.1063/1.3369584]“
“Background: We recently reported that the basement membrane (BM) zone components laminin-511 and 332 precisely regulate hair growth spatially and temporally during the anagen stage of the

hair cycle.

Objective: in this study, we examined the localization and roles of laminin-511 and -332 during catagen in mice.

Methods: Using tissue from C57BL/6 hair depilation model mice, we performed immunohistochemistry, in situ hybridization, western blotting, and quantitative reverse transcriptase polymerase chain reaction (QRT-PCR) studies.

Results: Although the distribution of laminin-332 around the BM of lower hair follicles changed during catagen, its total expression was stable throughout catagen stages at both the mRNA and protein levels. In sharp contrast, in situ hybridization, western blotting, and QRT-PCR studies of laminin alpha 5 showed that laminin-511 expression was gradually downregulated.

“We have evaluated the cancer chemopreventive efficacy of

“We have evaluated the cancer chemopreventive efficacy of the roots of Asparagus adscendens, which have been used in the Indian traditional medicine system for a long time for the treatment of various ailments. For the first time, the effect of its different doses in a test diet was examined on 7,12-dimethylbenz(a) anthracene-induced skin and

benzo(a) pyrene-induced forestomach papillomagenesis in mice. The effect of these test diets was also examined on drug-metabolizing phase I and phase II enzymes, antioxidant enzymes, reduced glutathione content, and peroxidative damage in mice. Results exhibited a significant reduction in the skin and the forestomach tumor incidence with respect to all the three (2, 4, and 6%, w/w) doses as compared with control. Among all the doses tested, 4% of test diet was most effective in protecting the animals against papillomagenesis. learn more Further, the roots of A. adscendens inhibited phase I, and activated phase II system and antioxidant enzymes in the liver especially with 4% of test diet. The content of reduced glutathione was also significantly elevated whereas the peroxidative damage along with lactate dehydrogenase activity were reduced with all the three doses of the test diet. Together, these

results suggest the cancer chemopreventive potential of A. adscendens, which could be mediated through drug-metabolizing phase I and phase II enzymes as well MI-503 in vitro as free radical scavenging antioxidant enzymes. European Journal of Cancer Prevention 20:240-247 (C) 2011 Wolters Kluwer Health vertical bar Lippincott Williams & Wilkins.”
“Objective: The objective of this study was to determine the severity of attention deficit, hyperactivity, and impulsivity symptoms in patients with obstructive airway problems scheduled to undergo adenoidectomy or adenotonsillectomy operation. The effects of the surgical treatment on these symptoms will also be investigated in a case-control design.

Methods: This prospective study included 63 patients (29 girls, 34 boys) who were operated on at the

Department of Otorhinolaryngology, Dicle University Medical School, between January 2010 and May 2011 because of check details obstructive symptoms caused by adenoid or adenotonsillar hypertrophy. The age range of the patients was between 4 and 13 years. The control group consisted of 33 (17 girls, 16 boys) healthy children.

Results: Among the patients, 15 children underwent adenoidectomy because of adenoid hypertrophy; 13 patients had adenotonsillectomy because of adenotonsillar hypertrophy, and the remaining patients underwent adenotonsillectomy related with chronic or recurrent tonsillitis with adenoid hypertrophy. Based on the preoperative data, statistically significant difference was observed between the patient and control groups.

(C) 2009 Elsevier Ltd All rights reserved “

(C) 2009 Elsevier Ltd. All rights reserved.”
“Appropriately controlled gene expression is fundamental for normal growth and survival of all living organisms. In eukaryotes, the transcription of protein-coding mRNAs is dependent

on RNA polymerase II (Pol II). The multi-subunit transcription cofactor Mediator complex is proposed to regulate most, if not all, of the Pol II-dependent transcription. Here we focus our discussion on two subunits of the Mediator complex, cyclin-dependent kinase 8 (CDK8) and its regulatory partner Cyclin C (CycC), because they are either mutated or amplified in a variety of human cancers. CDK8 functions as an oncoprotein in melanoma and colorectal cancers, thus there are considerable interests in developing drugs specifically targeting the CDK8 kinase activity. However, to evaluate the feasibility of targeting CDK8 for cancer therapy and to understand how GSK1210151A p38 MAPK cancer their dysregulation contributes to tumorigenesis, it is essential to elucidate the in vivo function and regulation of CDK8-CycC, which are still poorly understood in multi-cellular organisms.

We summarize the evidence linking their dysregulation to various cancers and present our bioinformatics and computational analyses on the structure and evolution of CDK8. We also discuss the implications of these observations in tumorigenesis. Because most of the Mediator subunits, including CDK8 and CycC, are highly conserved during eukaryotic evolution, we expect that investigations using model organisms such as Drosophila will provide important insights into the function and regulation of CDK8 and CycC in different cellular and developmental contexts.”
“The objective of this study is to investigate the association between clinical and laboratory prognostic factors, radiographic severity,

and functional limitations in Turkish patients with ankylosing spondylitis (AS). One hundred and two patients with AS were included in this study (66 male patients, 65%). All the necessary information regarding predictor variables, including clinical features, social status, and treatment regimens, were recorded diligently. Their spinal find protocol mobility was measured, and then, their disease activities were evaluated by using the Bath Ankylosing Spondylitis Disease Activity Index. Radiological damage (Bath Ankylosing Spondylitis Radiology Index, BASRI) and functional disability (Bath Ankylosing Spondylitis Functional Index, BASFI) were used to evaluate the outcome measures of AS. The male to female ratio was 1.8. Average age at symptom onset was 23.9 +/- 28.24 years (6-54 years), and average disease duration was 16.15 +/- 10.62 years. Occiput-to-wall distance, hand-to-floor distance, and the modified Schober’s test results were worse in males. Hip involvement was more common in male patients, and all radiological measurements were worse in male patients than in the female ones.


AA had higher pre-donation serum creatinin


AA had higher pre-donation serum creatinine, GFR, and SBP values compared to Caucasians; however, the degree of change in renal function and blood pressure did not differ between groups following kidney donation. Although long-term studies are needed, our study suggests that AA and Caucasians experience similar short-term consequences after donation. The incomplete data available on donor outcomes in our center and in prior publications also indicates a global need to implement systems for structured follow-up of live kidney donors.”
“The applicability of dye-ligands attached to an expanded bed chromatography quartz base matrix (Streamline (TM)) for the affinity bioseparation of rabbit

immunoglobulin SNX-5422 order G (IgG) was investigated. Reactive Green 5 (RG-5) immobilized onto adsorbent was selected for capturing of rabbit-IgG due to its higher binding capacity compared to other dye-ligands possessing similar ligand density. Adsorption parameters such

as pH, temperature, ionic strength and initial rabbit-IgG concentration were optimized for the adsorption of rabbit-IgG on the RG-5-immobilized adsorbent. The highest rabbit-IgG adsorption MG-132 mouse was recorded in pH 7.0, while the maximum binding capacity for BSA was achieved at pH 4.0. The adsorption of rabbit-IgG on RG-5-immobilized adsorbent was declined as the increase of ionic strength. There is no significant influence of temperature against adsorption efficiency of RG-5-immobilized adsorbent for rabbit-IgG. The adsorption phenomenon of rabbit-IgG on RG-5-immobilized adsorbent appeared Linsitinib to follow the Langmuir- Freundlich adsorption isotherm model. The theoretically maximum binding capacity (q(m)) of RG-5-immobilized adsorbent estimated from this isotherm was 49.3 mg ml(-1), which is very close to that obtained experimentally (49.0 mg ml(-1)). About 50% of bound BSA on RG-5-immobilized adsorbent in binary adsorption system was removed with washing buffer containing 1 M NaCl (C) 2009 Elsevier B.V. All

rights reserved.”
“Here we present a theoretical investigation of double well nanowire device that will be studied experimentally over a range of temperatures. Our nanowires are made from InAs with three InP barriers between which lie two InAs quantum wells. These wells have associated with them sharp electronic states between which electrons can tunnel. In the absence of a bias, resonant transmission of electrons is possible; but on applying a bias the levels in neighboring wells acquire different energies, thereby frustrating transmission. If the offset in energy is matched by the frequency of a phonon within the device that couples to the electrons in the wells then there will be a rise in current. We present here the results of simple device simulator calculations, on the basis of which the dimensions of an optimized device are determined. (C) 2010 American Institute of Physics. [doi:10.1063/1.

“Our aim was to describe the referred pain pattern and are

“Our aim was to describe the referred pain pattern and areas from trigger points

(TrPs) in head, neck, and shoulder muscles in children with chronic tension type headache (CTTH). Fifty children (14 boys, 36 girls, mean age: 8 +/- 2) with CTTH and 50 age-and sex-matched children participated. Bilateral temporalis, masseter, superior oblique, upper trapezius, sternocleidomastoid, suboccipital, and levator scapula muscles were examined for TrPs Selleck HIF inhibitor by an assessor blinded to the children’s condition. TrPs were identified with palpation and considered active when local and referred pains reproduce headache pain attacks. The referred pain areas were drawn on anatomical maps, digitalized, and also measured. The total number of TrPs was significantly greater in children with CTTH as compared to healthy children (P < 0.001). Active TrPs were only present in children with CTTH (P < 0.001). MAPK inhibitor Within children with CTTH, a significant positive association between the number of active TrPs and headache duration (r(s) = 0.315; P = 0.026) was observed: the greater the number of active TrPs, the longer the duration of

headache attack. Significant differences in referred pain areas between groups (P < 0.001) and muscles (P < 0.001) were found: the referred pain areas were larger in CTTH children (P < 0.001), and the referred pain area elicited by suboccipital TrPs was larger than the referred pain from the remaining TrPs (P < 0.001). Significant positive correlations between some headache clinical parameters and the size of the referred pain area were found. Our results showed that the local and referred pains elicited from active TrPs in head, neck and shoulder shared similar pain pattern as spontaneous CTTH in children, supporting a relevant role of active TrPs in CTTH in children.”
“The heat capacity of the Mn3Sn2 compound was measured between 2 and 300 K in magnetic fields up to 7 T. The isothermal

magnetic entropy change (Delta S-M) and the adiabatic temperature change (Delta T-ad) were calculated from these data. In agreement with previous magnetic measurements, three Selleckchem RepSox transitions are detected in the zero-field heat capacity versus temperature curve, two lambda-like peaks close to T-C1 similar to 262 K and T-C2 similar to 227 K due to ferromagneticlike second-order transitions and a third anomaly at T-t similar to 197 K ascribed to the development of a weak antiferromagnetic interaction. The Debye temperature is estimated to be similar to 303 K from the low-temperature data. The thermal dependences of Delta S-M and Delta T-ad present a two-peak response with peak maxima near T-C1 and T-C2. For a field variation of 5 T, the values of Delta T-ad are found to be similar to 2.1 and similar to 1.6 K, respectively. The results are discussed and compared to previously published data concerning other magnetic refrigerants working near room temperature.

Following IVM, the number of total mature oocytes increased to 39

Following IVM, the number of total mature oocytes increased to 399 (45% increase in mature oocyte yield, P < 0.0001). Fertilization rate after IVM was statistically significantly higher than the fertilization of already mature oocytes at retrieval (86% versus 73%, respectively, P < 0.05). The total number of oocytes and embryos frozen before IVM was 207 (45% of all oocytes retrieved). This number increased to 320 (69% of all oocytes retrieved) following IVM (P < 0.0001). IVM is a useful strategy to improve the mature oocyte yield of fertility preservation cycles. Immature oocytes retrieved during oocyte/embryo cryopreservation cycles should not be discarded to improve the future potential

of fertility. (C) 2010, Reproductive Healthcare Ltd. Published LY294002 manufacturer by Elsevier Ltd. All rights reserved.”
“Objective: We sought to evaluate the distribution of scavenger receptor for hemoglobin positive (CD163(+)) cells in the placenta and fetal membranes from pregnancies complicated by preterm prelabor rupture of membranes with respect to the presence and absence of histological

chorioamnionitis. Methods: Sixty-two women with singleton pregnancies with a gestational age between 24+0 and 36+6 weeks were included in a prospective cohort study. CD163 was evaluated by immunohistochemistry in the placenta and fetal membranes. The number of CD163(+) cells and neutrophils was counted in the following locations: fetal membranes’ https://www.selleckchem.com/products/gs-9973.html amnion,

chorion, and decidua, as well as the placenta’s amnion, chorionic plate, subchorionic fibrin, stem villi, terminal villi, and decidua. Results: CD163(+) cells were found in all compartments of the placenta and the fetal membranes regardless of the inflammatory status. A positive correlation between the number of CD163(+) cells and neutrophils in the subchorionic fibrin and the chorionic plate was found. The number of CD163(+) cells was higher in the placental subchorionic fibrin and chorionic plate when histological chorioamnionitis was present. Conclusion: The presence of histological chorioamnionitis affected the number of CD163(+) cells in the placental chorionic plate and in the subchorionic learn more fibrin but not in the fetal membranes.”
“In-vitro maturation can have deleterious effects on spindle formation and proper chromosome alignment in human oocytes and can be profoundly affected by culture conditions. This study compared the spindle presence and location with the maturation rate of germinal vesicle (GV) oocytes cultured in two different media: G1.2 and G1.2 supplemented with follicle-stimulating hormone, human chorionic gonadotrophin and 17 beta-oestradiol. A total of 304 oocytes were retrieved from 101 women undergoing IVF treatment with intracytoplasmic sperm injection. Spindle presence was recorded using the Polscope. Spindle morphology was evaluated with immunocytological staining for a-tubulin and chromatin.

Results: Bleeding complications occurred more frequently in patie

Results: Bleeding complications occurred more frequently in patients receiving clopidogrel at the time of device procedure: 11.9% versus 4.0% (P = 0.037; odds radio [OR] 3.27 [1.0210.5]). Significant bleeding complications were noted in 12 patients (11.9%) receiving clopidogrel, including two patients with pericardial effusion and one patient with hemothorax. Four controls (4.0%) had bleeding complications

(three pocket hematomas and one pericardial effusion). The single factor associated with increased bleeding complications in patients receiving clopidogrel https://www.selleckchem.com/screening/fda-approved-drug-library.html was subclavian puncture (P = 0.008). In the entire cohort (n = 202), multivariate analysis identified two independent predictors of significant bleeding complications: clopidogrel treatment at the time of surgery (P = 0.03; OR 3.7 [1.112.6]) and subclavian venous puncture (P = 0.03; OR 3.44 [1.110.4]). Conclusions: Clopidogrel treatment at the time of heart rhythm device procedures is associated with an increased risk of significant bleeding complications. Subclavian puncture seems to strongly increase hemorrhagic

complications in this setting. (PACE 2012; 17)”
“Diffusion mass transfer in thin chalcogenide films under illumination by a focused Gaussian beam have been studied both experimentally and theoretically. It is demonstrated that depending on the light intensity, waist of the beam, and the film thickness, one can obtain formation of either hillocks or dips in the illuminated regions. By comparison of the kinetics of hillock or dip formation on a surface of As20Se80 glass films with the results of our theoretical analysis, we have estimated buy A-1331852 the photo-induced diffusion coefficients, D, at various light intensities, I, and found D to be proportional to I (D = beta I), with beta CT99021 PI3K/Akt/mTOR inhibitor approximate to 1.5 x 10(-18) m(-4)/J. (C) 2011 American Institute of Physics. [doi:10.1063/1.3636392]“
“Improving efficiency of protein utilization is important for pregnant sows under restricted feed allowance and for lactating sows with limited feed intake. Sows have limited ability to support the growth of

fetuses and mammary glands during late gestation and to support mammary growth and milk production, especially during first lactation period. A series of studies was conducted to characterize requirements and ideal ratios of AA for 1) fetal growth, 2) mammary gland growth of gestating sows, 3) maternal tissue gain of gestating sows, 4) mammary gland growth of lactating sows, and 5) maternal tissue gain of lactating sows. A total of 97 pregnant sows and their fetuses and a total of 174 lactating sows and their nursing piglets were used for these studies to collect fetal tissues, mammary tissues, and maternal tissues for AA analysis. Requirements and ideal ratios of AA for sows changed dynamically depending on stages of pregnancy. Suggested daily requirements for true ileal digestible Lys were 5.

Serum CA125 and CA72-4 are clinically useful markers in diagnosis

Serum CA125 and CA72-4 are clinically useful markers in diagnosis, evaluating the efficacy of chemotherapy, and predicting the prognosis of patients with peritoneal dissemination. From an academic point of view, periodic measurements of these markers are warranted in gastric cancer patients with possible peritoneal dissemination.”
“Total phenol, hydroxycinnamic acid derivatives, flavone/flavonol and flavanones/dihydroflavonol contents of hydro-alcoholic extracts,

obtained by sonication, from the aerial parts of Artemisia campestris L., Anthemis arvensis L., Haloxylon scoparium Pomel, Juniperus phoenicea L., Arbutus unedo L., Cytisus monspessulanus L., Thymus algeriensis Boiss et Reut, Iressa Zizyphus lotus L (Desf.) collected in Djebel Amour (Sahara Atlas, Algeria) were quantified by spectrophotometric

methods. The chemical composition of the essential oils obtained by hydrodistillation BIX 01294 manufacturer from Artemisia campestris L. and Juniperus phoenicea I aerial parts were also evaluated by gas chromatography (GC) and gas chromatography coupled to mass spectrometry (GC-MS). The antioxidant activity of the extracts and essential oils was assessed measuring the capacity for preventing lipid peroxidation using two lipidic substrates (egg yolk and liposomes), the capacity for scavenging DPPH, ABTS, superoxide anion radicals, hydroxyl radicals and peroxyl radicals. Anti-inflammatory activity was assessed by measuring the capacity for inhibiting lipoxygenase. Reducing power and chelating capacity were also assayed. The results showed different amounts of total phenols

depending on the Stem Cell Compound Library cost method used: A. campestris extract had the highest levels of total phenols when the measurement was made at lambda = 280 nm, whereas H. scoparium and A. unedo extracts showed the highest levels of total phenols with Folin-Ciocalteau. C. monspessulanus had the highest levels of flavones/flavonols and flavanones/dihydroflavonols. The essential oils of A. campestris and J. phoenicea were mainly constituted by alpha-pinene, beta-pinene and sabinene; and a-pinene, respectively. The methods used for assaying the capacity for preventing lipid peroxidation revealed to be inadequate for extracts due to the great interferences detected. The essential oils were more active than the generality of extracts for scavenging peroxyl radicals and for inhibiting lipoxygenase, whereas A. unedo extract was the most active for scavenging ABTS, DPPH, superoxide anion radicals and it also had the best reducing capacity. In a general way, the great majority of the antioxidant activities correlated well with the phenol content although such correlation was not so clear with the flavonoid content. (c) 2013 Elsevier B.V. All rights reserved.”
“Background: Previous studies have proposed a simple product-based estimator for calculating exposure-specific risks (ESR), but the methodology has not been rigorously evaluated.

Design-Retrospective case series

Animals-9 client-own

Design-Retrospective case series.

Animals-9 client-owned neutered male cats with urethral obstruction and inability to pass a retrograde urinary catheter.


regarding the procedure and hospitalization was obtained from medical records. Long-term follow-up was obtained via medical record review or telephone interview.

Results-Diagnoses included iatrogenic urethral tear (n = 6), obstructive urethral calculi (1), urethral ulceration (1), and urethral stricture (1). Seven of the 9 procedures were successful. The 2 patients in which PAUC failed had mechanical obstructions preventing guide wire access across the urethral obstruction. Procedure times ranged from 25 to 120 minutes. No complications were noted Smoothened Agonist molecular weight in any patients during the procedure. One patient was euthanized because of www.selleckchem.com/products/tpx-0005.html unrelated disease. Follow-up information was available for 6 of 8 surviving patients. No complications that could be directly attributed to the procedure were noted. All 6 patients had a perineal urethrostomy

performed 0 days to 6 weeks following the procedure because of reobstruction of the lower urinary tract. None of these patients had documented urethral strictures and none had recurrence of clinical signs following perineal urethrostomy.

Conclusions and Clinical Relevance Results-suggested that PAUC can be a simple, rapid, minimally invasive, and safe technique to facilitate transurethral catheterization in select cases. Patients with iatrogenic urethral

tears may be good candidates. Patients with impacted urethral calculi, severe strictures or ulcerations, or a nondistended Fedratinib in vivo urinary bladder may be less amenable to PAUC. (J Am Vet Med Assoc 2012;241:603-607)”
“This paper presents the results of ultrasonic measurements of LiNbO(3) and LiNbO(3):MgO crystals. The tensors of piezoelectric coefficients, elastic stiffness constants, and elastic compliances are determined for both crystals at room temperature. Combining these data with the results of piezo-optical measurements, a complete set of photoelastic tensor coefficients is also calculated. Doping of LiNbO(3) crystals by MgO does not lead to a considerable modification of their elastic and photoelastic properties. However, LiNbO(3) : MgO is characterized by a considerably higher resistance with respect to powerful light radiation, making it promising for future application in acousto-optic devices that deal with superpowerful laser radiation. Presented here are the complete tensor sets of elastic constants and photoelastic coefficients of LiNbO(3) and LiNbO(3) : MgO crystals that may be used for a geometry optimization of acousto-optical interaction providing the best diffraction efficiency of acousto-optical cells made of these materials. (C) 2009 American Institute of Physics. [doi:10.1063/1.