• McDonald Hayden posted an update 6 months, 3 weeks ago

    Furthermore, a splicing factor associated with apoptosis, SRSF4, was significantly upregulated in LW pigs. Functional analysis on apoptosis associated genes was validated by RT-PCR and DNA sequencing. These findings revealed different response to PRRSV between PRRSV-resistant TC pigs and PRRSV-susceptible LW pigs at the level of alternative splicing, suggesting the potential relationship between AS and disease resistance to PRRSV. Copyright © 2020 Yu Zhang et al.Objectives The primary aim was to investigate the diagnostic accuracy of transvaginal ultrasound (TVS) and magnetic resonance imaging (MRI) in the mapping of deep pelvic endometriosis (DE) in a diseased population. The secondary aim was to offer first insights into the clinical applicability of the new International Deep Endometriosis Analysis group (IDEA) consensus for sonographic evaluation, which was also adapted for MRI and surgical reporting in this study. Methods The study was a prospective observational cohort study. In this study, consecutive women planned for surgical treatment for DE underwent preoperative mapping of pelvic disease using TVS and MRI (index tests). The results were compared against the intraoperative findings with histopathological confirmation (reference standard). In case of disagreement between intraoperative and pathology findings, the latter was prioritised. Index tests and surgical findings were reported using a standardised protocol based on the IDEA consensus. Results The stu%, MRI sensitivity 91%, specificity 91%). No significant differences in diagnostic accuracy between TVS and MRI were observed except USL assessment (p=0.04) where MRI was significantly better and pouch of Douglas obliteration (p=0.04) where MRI was significantly better and pouch of Douglas obliteration (κ) = 0.727 [p=0.04) where MRI was significantly better and pouch of Douglas obliteration (κ) = 0.727 [p=0.04) where MRI was significantly better and pouch of Douglas obliteration (p=0.04) where MRI was significantly better and pouch of Douglas obliteration (. Conclusion We found that both imaging techniques had overall good agreement with the reference standard in the detection of deep pelvic endometriosis. This is the first study to date involving the IDEA consensus for ultrasound, its modified version for MRI, and intraoperative reporting of deep pelvic endometriosis in clinical practice. Copyright © 2020 T. Indrielle-Kelly et al.Purpose To compare the effects of counterclockwise rotation (CCR) and clockwise rotation (CR) of the mandible on the pharyngeal airway during mandibular setback surgery. Materials and Methods. Serial cephalograms of 40 patients with mandibular prognathism, including 20 who underwent CCR and 20 who underwent CR, were taken at the following time intervals preoperatively (T1), immediately postoperatively (T2), >1 year after surgery (T3), final surgical changes (T31), postoperative stability (T32), and immediate surgical change (T21). Changes in menton (Me) and hyoid (H) positions, soft palate width, soft palate length, soft palate angle and craniovertebral angle (C2C4-SN), and pharyngeal airway spaces (nasal pharyngeal airway (NOP), uvula pharyngeal airway (UOP), tongue pharyngeal airway (TOP), and epiglottis pharyngeal airway (EOP)) were evaluated. Results The mean Me (T31) setback for CCR and CR was 12.56 and 13.06 mm, respectively, with 2.41 mm upward and 3.29 mm downward, respectively. The vertical Me positi of the craniovertebral angle (C2C4-SN). Significant postoperative relapse was correlated with CR. Copyright © 2020 Yu-Chuan Tseng et al.Urtica L. has been long used for gout in traditional Tibetan medicine and is closely related to the effect of reducing uric acid. This study aimed to investigate the effect of Urtica hyperborea Jacq. ex Wedd. (UW) on lowering uric acid and its mechanism by using HK2 cells and hyperuricemia mouse model. AG-120 Petroleum ether extract (UWP), ethyl acetate extract (UWE), n-butanol extract (UWB), and alcohol-soluble extract (UWA) from UW were prepared, and HK2 cells were treated with various parts extracts to observe the expression of uric acid transporter at 25, 50, and 100 μg/mL for 24 h. Moreover, hyperuricemia mice were administered orally various parts extracts at 0.78 and 2.34 g/kg (crude drug dose converted by extraction rate) to observe the change of hepatic XOD, serum ADA, renal function, and uric acid transporter. In vitro experiments showed that UWA can remarkably elevate OAT1 expression and decrease URAT1 expression in HK2 cells. In vivo experiments showed that UWP, UWE, UWB, and UWA showed remarkable activity in reducing uric acid, rendering a substantial decline in the SUA level in hyperuricemia mice. Compared with the hyperuricemia and allopurinol groups, UWB and UWA had significant protective effects on renal injury. At the same time, UWA can significantly reduce the activity of XOD and ADA, reduce the expression of URAT1, and increase the expression of OAT1. These results indicated that UWA had an outstanding uric acid lowering effect and did not affect renal function. This may be related to increased uric acid excretion and decreased uric acid production, mediated by renal OAT1, URAT1, liver XOD, and serum ADA. UWA may be a potential drug against hyperuricemia. Copyright © 2020 Surina Han et al.Poly-ε-caprolactone (PCL) is a promising synthetic material in bone tissue engineering (BTE). Particularly, the introduction of rapid prototyping (RP) represents the possibility of manufacturing PCL scaffolds with customized appearances and structures. Bio-Oss is a natural bone mineral matrix with significant osteogenic effects; however, it has limitations in being constructed and maintained into specific shapes and sites. In this study, we used RP and fabricated a hollow-structured cage-shaped PCL scaffold loaded with Bio-Oss to form a hybrid scaffold for BTE. Moreover, we adopted NaOH surface treatment to improve PCL hydrophilicity and enhance cell adhesion. The results showed that the NaOH-treated hybrid scaffold could enhance the osteogenesis of human bone marrow-derived mesenchymal stem cells (hBMMSCs) both in vitro and in vivo. Altogether, we reveal a novel hybrid scaffold that not only possesses osteoinductive function to promote bone formation but can also be fabricated into specific forms. This scaffold design may have great application potential in bone tissue engineering.

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