46 research outputs found

    卓上加工機による複雑形状加工物の加工[ポスター]

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    開催日時 : 平成17年6月9日、10日 場所 : 理化学研究所 和光研究所 鈴木梅太郎ホールおよび2階ホール  主催 : 独立行政法人理化学研究所(VCADシステム研究プログラム)textapplication/pdfconference objec

    Chronic Active Epstein?Barr Virus Infection Indistinguishable from Autoimmune Hepatitis: A Case Report

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    Chronic active Epstein–Barr virus (CAEBV) infection is a rare disease, mainly affecting children, typically characterized by persistent infectious mononucleosis (IM)-like symptoms. We describe an adult case of CAEBV without IM-like symptoms, which was indistinguishable from autoimmune hepatitis (AIH). A 60-year-old woman with liver damage was diagnosed with AIH (International Diagnostic Score: 16 points). She had been treated with prednisolone for three years; however, her transaminases had never normalized. She was admitted for another liver biopsy due to repeated high fevers and worsening of her liver damage over two months. Her EBV-DNA copy number was 2.9 × 104 copies/μg DNA, and EBV-encoded small RNA1-positive lymphocytic infiltration was observed in both the present and previously collected (three years ago) liver tissue samples. This case implies that hepatic involvement in a CAEBV without IM-like symptoms is difficult to distinguish from AIH and may be misdiagnosed. In some steroid resistant AIH cases, evaluating for CAEBV may be valuable.journal articl

    Measurement of the B0-B0 mixing rate with B0(B0)→D*∓π± partial reconstruction

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    journal articl

    Survey on attitudes towards magnified visualization during dental treatment using dental surgical loupes

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    歯科医師や歯科衛生士の精密な処置は、患者の治療予後を大きく左右することから、口腔内患部を拡大視野下で診療することは有用であり、歯科用実体顕微鏡および歯科用サージカルルーペ(以下、拡大鏡と称する)の使用頻度は増えてきている。しかし、歯科用実体顕微鏡は高価であることから、臨床経験の浅い時期から使用することは難しい。しかし拡大鏡は比較的安価なものが多く、臨床経験の浅い時期から使用することが可能で、適切な診療姿勢の維持も可能なことから拡大視野下での歯科診療の導入的な存在となりうる。2022年の12月に、拡大鏡を扱う6社に、本学への参集を依頼し、試着会を実施した。参加者52名にアンケート調査を行ったので、結果を報告する。参加者にはQ1. 拡大鏡を使用しているか、Q2.使用している拡大鏡のメーカーおよび倍率、Q3.なぜ今回の試着会に参加しようと思ったか、Q4.1日の診療患者数、Q5.拡大鏡は歯科診療に必要か、Q6.拡大鏡は臨床経験のうち“ いつ” から使用すべきか、Q7.参加者の職種、Q8.参加者の性別、Q9.参加者の臨床経験年数の9つの設問を提示した。拡大鏡を使用しているかという質問に対しては34名(65.4%)が“ いいえ” と回答した。試着会に参加しようと思った理由については、「拡大鏡を使ってみたい」、「他の先生が拡大鏡を使ってい るのをみて興味がわいた」という回答が多かった。拡大鏡は臨床経験のうち“ いつ” から使用すべきかという設問では、「臨床研修歯科医から」が26名(50.0%)と最も多かった。試着会参加者における拡大鏡の使用率は34.6%と高くはないが、将来的に使用を考えている者が61.5%おり、拡大視野下で診療することへの意識が高いことが示唆され、特に1~2年目の経験の浅い歯科医師や歯科衛生士が拡大鏡使用での診療を必要だと考えていることがわかった。The precise treatment of dentists and dental hygienists can greatly affect the patient’s prognosis, so it is useful to examine the oral lesion under an enlarged view, and the use of dental operating microscopes and dental surgical loupes (hereinafter referred to as magnifying glasses) is increasing. However, it is difficult for young dentists to use dental operating microscopes early in their clinical experience because of the high cost of dental operating microscopes, and they often abandon treatment under a magnified view. Magnifying glasses are relatively inexpensive, and can be used from the early stages of clinical experience, while maintaining an appropriate treatment posture, making them an introductory presence in dental treatment under an enlarged view. In December 2022, six companies that handle magnifying glasses were invited to participate in a joint fitting session at the university, and a questionnaire survey was conducted on the 52 participants to report the results. The participants were asked nine questions: Q1. Do you use magnifying glasses? Q2. What is the manufacturer and magnification of the magnifying glasses you use? Q3. Why did you decide to participate in this fitting session? Q4. How many patients do you see in a day? Q5. Do you think magnifying glasses are necessary for dental treatment? Q6. When should magnifying glasses be used during clinical experience? Q7. What is the participant’s job title? Q8. What is the participant’s gender? Q9. What is the participant’s years of clinical experience? Regarding the question of whether or not they use magnifying glasses, 34 (65.4%) answered “no”. The reasons for wanting to participate in the fitting session were that many participants wanted to “try using magnifying glasses” and “became interested after seeing other dentists using magnifying glasses.” Regarding the question of when magnifying glasses should be used during clinical experience, “from clinical training dentists” was the most common response, with 26 participants (50.0%). Although the usage rate of magnifying glasses among fitting session participants was not high at 34.6%, 61.5% of them were considering using them in the future, suggesting a high awareness of treatment under an enlarged view, particularly among dentists and dental hygienists with one to two years of clinical experience who considered magnifying glasses to be necessary.departmental bulletin pape

    2007ネンド トショカン ゲンバ エンシュウ ホウコク アサクラシ チュウオウ トショカン イズモ シリツ タイシャ トショカン イバラキシ チュウオウ トショカン ウジシ チュウオウ トショカン オオサカ シリツ チュウオウ トショカン オオサカ フリツ チュウオウ トショカン オオサカ フリツ ナカノシマ トショカン オオタケ シリツ トショカン シガ ケンリツ トショカン センリ コクサイ ガクエン トショカン ドウシシャ ジョシ ダイガク トショ ジョウホウ センター ドウシシャ ジョシ チュウガッコウ コウトウ ガッコウ トショカン ドウシシャ ダイガク ソウゴウ ジョウホウ センター トヤマ シリツ トショカン ナラ ケンリツ トショ ジョウホウカン ヒラカタ シリツ チュウオウ トショカン フクオカ ケンリツ トショカン ヤス トショカン ヤワタ シリツ ヤワタ シミン トショカン リットウ シリツ トショカン

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    光強度と養分がガーナ産熱帯樹(Bombax buonopozense, Khaya ivorensis and Cedrela odorata)苗木の成長と電子伝達速度に及ぼす影響

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    熱帯樹種の成長や生理的反応での最適光条件及び養分条件は樹種により異なっている.ガーナの郷土種であるボンバックス(Bombax-buonopozense)やカヤ(Khaya ivorensis),導入樹種のセドレラ(Cedrela odorata)の現実の光要求度や養分要求性についてはわかっていない.この研究では3樹種の成長および光合成速度(電子伝達速度ETR)への光および養分の影響を明らかにすることを目的とした.ボンバックス,カヤ,セドレラの2ケ月苗を5段階(1.00 RLI, 0.44 RLI, 0.15 RLI, 0.05 RLI, 0.01 RLI)の相対照度下で3段階の施肥処理(0g,5g,10g/苗木)を行って14週間生育させた.ボンバックスとセドレラ苗木の地上部及び地下部の成長には光,養分およびその相互効果で有意な影響が認められた.カヤの地上部成長には光処理だけが有意な影響を及ぼした.ボンバックスとセドレラ苗木では,成長パラメータの高さ(HI),直径(DI),体積(D^2HI)および地下部/地上部比は光合成速度(ETR)と同様に高施肥条件下で増大した.それに対し,カヤではやや被陰条件下で成長と光合成速度が大きくなった.Tropical tree species vary in their requirements for light and nutrient for effective growth and physiological process. Actual levels of light and nutrient requirements for Bombax buonopozense and Khaya ivorensis tree species native of Ghana and Cedrela odorata (exotic) are not known. This study therefore attempted to find out the level of nutrient and light requirements as well as their interactive effect on growth and electron transport rate (a measure of photosynthetic process) of the species mentioned. Two-month old seedlings of the three species were grown for 14 weeks in five light regimes with three levels of nutrient treatments (I.e. 0 g, 5 g and 10 g of NPK) in each light regime and in replicates of two. The light treatments were : 1.00 RLI, 0.44 RLI, 0.15 RLI, 0.05 RLI and 0.01 RLI. Light and nutrient as well as their interaction significantly (p<0.05) influenced above and below ground growth of B. buonopozense and C. odorata seedlings while light treatment only significantly (p< 0.05) influenced above ground growth of K. ivorensis seedlings. Growth parameters I.e. height increment (HI), diameter increment (DI) , total growth increment (D^2HI) and root-shoot weight ratio (R/S) as well electron transport rate (ETR) increased with increasing relative light at higher nutrient supply for C. odorata and B. bonopozense. Where as in partial light treatment (0.44 RLI) growth and electron transport rate was high in the case of K. ivorensis. The nutrient treatments did not significantly (p<0.05) influence growth in K. ivorensis.departmental bulletin pape

    Two-dimensional gel electrophoretic analysis of pTUC and pTUC-PSO plasmids replicating in Xenopus egg extracts.

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    <p>Plasmids pTUC (A) and pTUC-PSO (B) were incubated 95 min in Xenopus egg extract in the continuous presence of [α-<sup>32</sup>P]-dATP. Plasmids were purified, linearized by AflIII digestion and analyzed by 2D gel electrophoresis. Phosphorimager images of the dried gels and interpretative diagrams are shown. (C) Interpretation of the pTUC-PSO specific arcs. (D) Relative intensity of total signal, 1x spot and replication intermediates (RIs) from 3 independent experiments (Exp1, Exp2, Exp3).</p

    Model for psoralen ICL repair in Xenopus egg extract.

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    <p>During replication of plasmid DNA containing a single psoralen ICL, replication forks stall at the ICL advancing up to 1 nt from the lesion. Coordinated incisions of one parental strand around the lesion can occur whether one (right) or both (left) forks have stalled, resulting in unhooking of the lesion. Next, translesion synthesis occurs across the unhooked psoralen adduct and other events implying HR and/or NER regenerate two repaired duplexes as proposed elsewhere <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0018554#pone.0018554-Muniandy1" target="_blank">[5]</a>. Both incision events and subsequent processing of the broken replication intermediates are stimulated by the ATR-Chk1 pathway.</p
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