264 research outputs found

    カン focal nodular hyperplasia ニ タイスル フククウキョウカ カン セツジョジュツ

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    Recently, laparoscopic hepatectomy of the liver has been reported to be safe, with possible advantages to the patients such as reduced postoperative pain and shorter hospital stay. We report successful laparoscopic partial liver resections for two cases of focal nodular hyperplasia. Two cases of 43-year-old male and 69-year-old male, with chronic hepatitis C and without any symptoms, presented in each other a solitary mass 1.5 and 1.0 cm in size at the edge of the liver on diagnostic imagings. The patients underwent laparoscopic partial hepatectomy to rule out well differentiated hepatocellular carcinoma. The histopathological diagnosis was focal nodular hyperplasia. Each patient had an uneventful postoperative recovery and had been free from recurrence during the 6 years follow-up period. Laparoscopic partial hepatectomy is indicated in patients with benign solid mass located at the edge of the liver

    ジコ メンエキセイ スイエン ニ タイスル ステロイド チリョウ コウカ ハンテイ ニ Ga scintigraphy ガ ユウヨウ デアッタ 1レイ

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    Some cases of chronic idiopathic pancreatitis associated with autoimmune disease havebeen reported. The autoimmune pancreatitis revealed a diffusely irregular and narrowedpancreatic duct and responded well to steroid treatment. We report a case of autoimmunepancreatitis with a significant role of Gallium scintigraphy in response to steroid therapy.A sixty seven-year-old male, with upper abdominal pain, appetite loss and thirst, presenteddiffuse pancreatic swelling on abdominal ultrasonography, and diffuse irregular narrowingof the pancreatic duct and stenosis of the distal common bile duct. Gallium-67 scitigraphyrevealed high uptake in the whole pancreas. The patient underwent pancreatic biopsy torule out pancreatic cancer and malignant lymphoma. The definitive diagnosis was autoimmunepancreatitis. The patient recovered quickly with steroid therapy after the biopsy

    Large Vasopressin in SIADH

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    A 76-year-old man with small cell lung cancer associated with the syndrome of inappropriate secretion of ADH (SIADH) visited our hospital. The serum Na level was normal on the first visit, but 2 weeks later it decreased to 114 mEq/L with an extremely high plasma vasopressin (VP) level of 1520 pg/ml. Serum Na was normalized after the reduction of the tumor size by chemotherapy, but the plasma VP level remained between 150 to 600 pg/ml. On gel filtration of plasma VP two peaks of immunoreactive VP were eluted at the positions of a larger molecule than authentic VP and authentic VP, and VP in urine gave only one peak compared to that of authentic VP. The dilution curve of plasma VP was almost parallel and that of urine was completely parallel to the standard curve. These findings suggest that a larger VP with low physiological activity was predominantly secreted in the present patient and manifested relatively mild symptoms despite the extremely high plasma VP level

    Long-term eradication of extranodal natural killer/T-cell lymphoma, nasal type, by induced pluripotent stem cell-derived Epstein-Barr virus-specific rejuvenated T cells in vivo

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    Functionally rejuvenated induced pluripotent stem cell (iPSC)-derived antigen-specific cytotoxic T lymphocytes (CTL) are expected to be a potent immunotherapy for tumors. When L-asparaginase-containing standard chemotherapy fails in extranodal natural killer/T-cell lymphoma, nasal type (ENKL), no effective salvage therapy exists. The clinical course then is miserable. We demonstrate prolonged and robust eradication of ENKL in vivo by Epstein-Barr virus-specific iPSC-derived antigen-specific CTL, with iPSC-derived antigen-specific CTL persisting as central memory T cells in the mouse spleen for at least six months. The anti-tumor response is so strong that any concomitant effect of the programmed cell death 1 (PD-1) blockade is unclear. These results suggest that long-term persistent Epstein-Barr virus-specific iPSC-derived antigen-specific CTL contribute to a continuous anti-tumor effect and offer an effective salvage therapy for relapsed and refractory ENKL

    チュウガクセイ ト ソノ オヤ セダイ ニ オケル ジンセイ ニ タイスル カチカン ト オヤコ カンケイ

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    A questionnaire survey was carried out among junior high school students (n=158) and their parents (n=158) to clarify the most important things in the value of life for each of them, and to know whether they have intimate parents-children relationships and how the relationships influence on the establishment of the value of life. 1. As compared to the male students, the female students showed in a higher response rate a tendency not to care much about whether or not they were being married and they have their own children at their adult ages, and the female students had a better communication with their parents. 2. As for the most important things in life at adult ages, the students responded to have a happy family and success of work, and the female students as well as the male students had thought of that having a job and spending a self-reliant life are important. lt was important for the parents generations that their children are being respected from others and have children when grown up. 3. For the students who had many conversations with the parents, it was thought to be important that their daily life with volunteer activities could bring them sense of well-being, and that at their earlier stages of life they become possible to spend self-reliant life. For the students who had few conversations with parents, it was important to have success in their work and to be promoted to higher ranks. 0n the other hand, for the parents who had many conversations with children, it was important to have their own children because to do that should bring them sense of well-being

    PANICLE PHYTOMER2 (PAP2), encoding a SEPALLATA subfamily MADS-box protein, positively controls spikelet meristem identity in rice

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    In rice panicle development, new meristems are generated sequentially in an organized manner and acquire their identity in a time- and position-dependent manner. In the panicle of the panicle phytomer2-1 (pap2-1) mutant, the pattern of meristem initiation is disorganized and newly formed meristems show reduced competency to become spikelet meristems, resulting in the transformation of early arising spikelets into rachis branches. In addition, rudimentary glumes and sterile lemmas, the outermost organs of the spikelet, elongate into a leafy morphology. We propose that PAP2 is a positive regulator of spikelet meristem identity. Map-based cloning revealed that PAP2 encodes OsMADS34, a member of the SEPALLATA (SEP) subfamily of MADS-box proteins. PAP2/OsMADS34 belongs to the LOFSEP subgroup of MADS-box genes that show grass-specific diversification caused by gene duplication events. All five SEP subfamily genes in rice are expressed exclusively during panicle development, while their spatial and temporal expression patterns vary. PAP2 expression starts the earliest among the five SEP genes, and a low but significant level of PAP2 mRNA was detected in the inflorescence meristem, in branch meristems immediately after the transition, and in glume primordia, consistent with its role in the early development of spikelet formation. Our study provides new evidence supporting the hypothesis that the genes of the LOFSEP subgroup control developmental processes that are unique to grass species

    Evaluation of the effects of a combination of Japanese honey and hydrocolloid dressing on cutaneous wound healing in male mice

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    The aim of this study was to evaluate the effect of the combined use of Japanese honey and hydrocolloid dressing (HCD) on cutaneous wound healing. Mice were divided into four groups: the Acacia (Japan) + HCD, Manuka (New Zealand) + HCD, Chinese milk vetch (Japan) + HCD, and HCD (control) groups. The mice received two full-thickness wounds. The wounds of the HCD group were covered with HCD, whereas those of the other groups were treated with 0.1 mL of the relevant type of honey, before being covered with HCD. Wound area was significantly smaller in the HCD group than in the Acacia + HCD and Manuka + HCD groups on day 13 and days 8-14, respectively. Moreover, compared with the HCD group, reepithelialization was delayed in the Acacia + HCD group and reepithelialization and collagen deposition were delayed in the Chinese milk vetch + HCD and Manuka + HCD groups. These results indicate that the combined use of Japanese honey and HCD does not promote cutaneous wound healing compared with the use of HCD alone. Thus, this method is probably not useful for promoting healing. © 2015 Kanae Mukai et al

    Association of TUSC1 and DPF3 gene polymorphisms with male infertility

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    Purpose Recently, a genome-wide association studies of a Hutterite population in the USA revealed that five single nucleotide polymorphisms (SNPs) with a significant association with sperm quality and/or function in ethnically diverse men from Chicago were significantly correlated with family size. Of these, three SNPs (rs7867029, rs7174015, and rs12870438) were found to be significantly associated with the risk of azoospermia and/or oligozoospermia in a Japanese population. In this study, we investigated whether the rs10966811 (located in an intergenic region between the TUSC1 and IZUMO3 genes) and rs10129954 (located in the DPF3 gene) SNPs, previously related to family size, are associated with male infertility. In addition, we performed association analysis between rs12348 in TUSC1 and rs2772579 in IZUMO3 and male infertility. Methods We genotyped 145 patients with infertility (including 83 patients with azoospermia, and 62 with oligozoospermia) and 713 fertile controls by PCR-RFLP technique for polymorphism. Because rs10966811 has no restriction sites, the SNP rs12376894 with strong linkage disequilibrium was selected as an alternative to rs10966811. Results There was a statistically significant association between rs12376894 proxy SNP of rs10966811, and oligozoospermia. A statistically significant association between rs10129954 and azoospermia, and oligozoospermia were observed. When we assessed the relationship between rs12348 in TUSC1 and rs2772579 in IZUMO3 and male infertility traits, we found that rs12348 in TUSC1 was significantly associated with azoospermia and oligozoospermia, but rs2772579 in IZUMO3 was not associated with male infertility. Conclusion We found that the polymorphisms in TUSC1 and DPF3 displayed strong associations with male infertility

    Biallelic Variants in UBA5 Link Dysfunctional UFM1 Ubiquitin-like Modifier Pathway to Severe Infantile-Onset Encephalopathy

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    The ubiquitin fold modifier 1 (UFM1) cascade is a recently identified evolutionarily conserved ubiquitin-like modification system whose function and link to human disease have remained largely uncharacterized. By using exome sequencing in Finnish individuals with severe epileptic syndromes, we identified pathogenic compound heterozygous variants in UBAS, encoding an activating enzyme for UFM1, in two unrelated families. Two additional individuals with biallelic UBAS variants were identified from the UK-based Deciphering Developmental Disorders study and one from the Northern Finland Intellectual Disability cohort. The affected individuals (n = 9) presented in early infancy with severe irritability, followed by dystonia and stagnation of development. Furthermore, the majority of individuals display postnatal microcephaly and epilepsy and develop spasticity. The affected individuals were compound heterozygous for a missense substitution, c.1111G>A (p.A1a371Thr; allele frequency of 0.28% in Europeans), and a nonsense variant or c.164G>A that encodes an amino acid substitution p.Arg5SHis, but also affects splicing by facilitating exon 2 skipping, thus also being in effect a loss-of-function allele. Using an in vitro thioester formation assay and cellular analyses, we show that the p.A1a371Thr variant is hypomorphic with attenuated ability to transfer the activated UFM1 to UFC1. Finally, we show that the CNS-specific knockout of Ufml in mice causes neonatal death accompanied by microcephaly and apoptosis in specific neurons, further suggesting that the UFM1 system is essential for CNS development and function. Taken together, our data imply that the combination of a hypomorphic p.A1a371Thr variant in trans with a loss-of-function allele in UBAS underlies a severe infantile-onset encephalopathy.Peer reviewe
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