Hiromi Matsuyama
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View article: Pulmonary metastasis of chondrosarcoma diagnosed by transbronchial lung biopsy after differentiation from organizing pneumonia: A case report
Pulmonary metastasis of chondrosarcoma diagnosed by transbronchial lung biopsy after differentiation from organizing pneumonia: A case report Open
A 49-year-old woman presented with abdominal distention and right leg numbness. Bone biopsy from a huge tumor in her pelvis revealed chondrosarcoma, and proton beam therapy was performed. Although there were no abnormalities at 6 months, d…
View article: A Rare Case of Autoimmune Pulmonary Alveolar Proteinosis Developing During the Course of Eosinophilic Granulomatosis With Polyangiitis
A Rare Case of Autoimmune Pulmonary Alveolar Proteinosis Developing During the Course of Eosinophilic Granulomatosis With Polyangiitis Open
Eosinophilic granulomatosis with polyangiitis (EGPA) is an anti‐neutrophil cytoplasmic antibody (ANCA)‐associated vasculitis characterised by asthma, eosinophilia, and systemic inflammation, often involving the lungs. We present the case o…
View article: Comparison of the Culm Characteristics of ‘Kashimamugi’ Which Culms Prone to Breakage After Maturity and ‘Kashimagoal’ Which Has Resistance to Culm Breakage
Comparison of the Culm Characteristics of ‘Kashimamugi’ Which Culms Prone to Breakage After Maturity and ‘Kashimagoal’ Which Has Resistance to Culm Breakage Open
View article: A Case of Interstitial Pneumonia Leading to Respiratory Failure Several Months After COVID-19 Infection
A Case of Interstitial Pneumonia Leading to Respiratory Failure Several Months After COVID-19 Infection Open
View article: Growth and yield-related traits of near-isogenic wheat lines carrying different alleles at the <i>Vrn-D1</i> locus
Growth and yield-related traits of near-isogenic wheat lines carrying different alleles at the <i>Vrn-D1</i> locus Open
At the major vernalization locus ‘Vrn-D1’, the spring allele, Vrn-D1a, and two winter alleles, Vrn-D1b and vrn-D1, have been identified in wheat. We conducted field trials to determine the effects of alleles on growth and yield-related tra…
View article: Group <scp>III</scp> secreted phospholipase <scp> A <sub>2</sub> </scp> ‐driven lysophospholipid pathway protects against allergic asthma
Group <span>III</span> secreted phospholipase <span> A <sub>2</sub> </span> ‐driven lysophospholipid pathway protects against allergic asthma Open
Asthma is a chronic inflammatory disease of the airways characterized by recurrent episodes of airway obstruction, hyperresponsiveness, remodeling, and eosinophilia. Phospholipase A 2 s (PLA 2 s), which release fatty acids and lysophosphol…
View article: Validation of a Model to Predict the Jointing Stage in Wheat Based on the Responses to Vernalization and Photoperiod
Validation of a Model to Predict the Jointing Stage in Wheat Based on the Responses to Vernalization and Photoperiod Open
View article: The Functional Role of Group 2 Innate Lymphoid Cells in Asthma
The Functional Role of Group 2 Innate Lymphoid Cells in Asthma Open
Asthma is a heterogeneous disease characterized by chronic airway inflammation. Group 2 innate lymphoid cells (ILC2) play an important role in the pathogenesis of asthma. ILC2s lack antigen-specific receptors and respond to epithelial-deri…
View article: Severe asthma remaining well‐controlled after mepolizumab discontinuation: A case report and literature review
Severe asthma remaining well‐controlled after mepolizumab discontinuation: A case report and literature review Open
Mepolizumab, a humanized anti‐IL‐5 monoclonal antibody used for severe asthma, results in a reduced rate of asthma exacerbation, improved lung function, reduced oral corticosteroid use, and improved quality of life. A 62‐year‐old man using…
View article: Effects of Higher Top to Basal Nitrogen Dressing Ratio on Growth, Yield, Protein Content and Glassy Grain Rate in Six-rowed Barley ‘Shunrai’ and ‘Kashimagoal’ Grown in the Kanto Region
Effects of Higher Top to Basal Nitrogen Dressing Ratio on Growth, Yield, Protein Content and Glassy Grain Rate in Six-rowed Barley ‘Shunrai’ and ‘Kashimagoal’ Grown in the Kanto Region Open
ムギ類において，基肥を減らして追肥を増やす施肥体系はいくつかの地域において増収効果が認められているが，関東地域のオオムギについての報告はない．本研究はオオムギの多収栽培技術の開発を目標に，六条オオムギ「シュンライ」と「カシマゴール」に対して追肥重点型施肥の効果を検討した．試験は，茨城県つくば市の水田転換畑圃場において，2016/2017年と2017/2018年の2カ年にわたり行った．施肥処理区は，基肥－分げつ期追肥－茎立期追肥が窒素成分で6-0-3 g m–2を施用した標準…
View article: Breeding and Agronomic Research on Lodging Resistance and Culm Strength of Japanese Wheat Cultivars
Breeding and Agronomic Research on Lodging Resistance and Culm Strength of Japanese Wheat Cultivars Open
Here, Japanese wheat breeding and agronomic studies on lodging resistance, focusing on culm strength are discussed. In Japan, the selection of short-culm wheat varieties is preferred for breeding purposes to date due to their lodging resis…
View article: The Therapeutic Potential for Targeting Group 2 Innate Lymphoid Cells in Asthma
The Therapeutic Potential for Targeting Group 2 Innate Lymphoid Cells in Asthma Open
T helper type 2 cells (Th2 cells) and group 2 innate lymphoid cells (ILC2s) play an important role in the pathophysiology of asthma, including airway eosinophilic inflammation. ILC2s are activated by epithelial-derived cytokines [interleuk…
View article: Survey Standard of Development in Wheat and Barley
Survey Standard of Development in Wheat and Barley Open
わが国のコムギ・オオムギの発育調査基準は50年以上前に整理されたが,その後,品種や栽培条件が大きく変化し,また各地で調査基準の若干の相異が見られる.そこで,幼穂の発育を中心に発育調査基準の再整理を試みた.ムギの発育上重要な時期として,出芽期,二重隆起形成期,茎立期,出穂期,開花期,成熟期などを取り上げ,その調査基準を提案した.またこれらの調査基準と,分げつ期,幼穂形成期などの定義があいまいな用語などとの関連,および海外で広く用いられているZadoksの成長スケール(Grow…
View article: P3‐6: A clinical analysis of PAP (pulmonary alveolar proteinosis) s diagnosed with difficulty in the COVID‐19 pandemic
P3‐6: A clinical analysis of PAP (pulmonary alveolar proteinosis) s diagnosed with difficulty in the COVID‐19 pandemic Open
Background and Aims: Corticosteroids are mainstay of treatment for patients with asthma.There are subset of patients with severe asthma who have persistent symptoms despite high dose corticosteroid treatment.There is evidence to suggest th…
View article: Effects of Timing of Supplemental Nitrogen Application on Lodging Resistance and Yield of Wheat(<i>Triticum aestivum</i> L.)
Effects of Timing of Supplemental Nitrogen Application on Lodging Resistance and Yield of Wheat(<i>Triticum aestivum</i> L.) Open
To assess the effects of timing of nitrogen supplemental application on and grain yield, and lodging resistance considering culm strength, we conducted a field study using the Japanese noodle wheat (Triticum aestivum L.) cultivars Ayahikar…
View article: The Characteristics Influencing Strong Culm Associated with Lodging Resistance of Main Wheat Cultivars in Japan
The Characteristics Influencing Strong Culm Associated with Lodging Resistance of Main Wheat Cultivars in Japan Open
We investigated culm strength associated with lodging resistance of 18 main wheat cultivars raised in each region of Japan."Yumechikara" had the smallest lodging index and was considered to have the highest lodging resistance among 18 cult…
View article: The effects of seeding rate on yield, lodging resistance and culm strength in wheat
The effects of seeding rate on yield, lodging resistance and culm strength in wheat Open
We compared the effects of four seeding rates, 60, 100, 140, and 180 seeds m−2, on yield, lodging resistance and culm strength using two Japanese wheat cultivars Ayahikari and Iwainodaichi. With the decreasing seeding rate, maximum tiller …
View article: Evaluation of dry matter production and yield in early-sown wheat using near-isogenic lines for the vernalization locus <i>Vrn-D1</i>
Evaluation of dry matter production and yield in early-sown wheat using near-isogenic lines for the vernalization locus <i>Vrn-D1</i> Open
Wheat (Triticum aestivum L.) grain yield is predicted to decrease in the future because of an increase in air temperature globally. To clarify the effects of the vernalization response gene in wheat to warmer winters, we compared dry matte…
View article: Differences in Growth Properties between Near-isogenic Wheat Lines Carrying Different Types of <i>Vrn-D1</i> in the Genetic Background of Two Early Cultivars.
Differences in Growth Properties between Near-isogenic Wheat Lines Carrying Different Types of <i>Vrn-D1</i> in the Genetic Background of Two Early Cultivars. Open
早生コムギ2品種を背景とした春播性遺伝子Vrn-D1に関する準同質遺伝子系統(春播型及び秋播型系統)を,早期・標準・晩期の3つの播種時期を設定して栽培し,Vrn-D1が圃場環境下でコムギの発育過程に及ぼす影響を検討した.春播型が二重隆起形成期を越えたことが観察された時期は秋播型より,早期播種では109~112℃日,標準播種では88~102℃日早く,播種後の日平均気温が12℃以下の範囲と低温であった晩期播種では幼穂分化過程に播性間差はなかった.従って,Vrn-D1による二重隆…
View article: Effect of Nitrogen Topdressing at Flowering on Bread-Making Quality of Wheat Grown in a Paddy Field
Effect of Nitrogen Topdressing at Flowering on Bread-Making Quality of Wheat Grown in a Paddy Field Open
水田で栽培されたコムギ （水田のコムギ） は，畑で栽培されたコムギ （畑のコムギ） に比べ製パン性が劣ることが知られている．その主な要因は，小麦粉のタンパク質含有率が畑のコムギに比べ水田のコムギで低いことにあると考えられている．小麦粉のタンパク質含有率は，開花期に窒素を追肥することで高められる．そこで本研究では，開花期窒素追肥により水田のコムギの小麦粉タンパク質含有率を高めることが，製パン性に及ぼす影響を調査した．その結果，開花期に窒素を8 g m-2追肥することで，水田の…
View article: Nitrogen Content of Wheat Plants at Anthesis Affects Grain Protein Content and its Increase in Response to Nitrogen Topdressing at Anthesis
Nitrogen Content of Wheat Plants at Anthesis Affects Grain Protein Content and its Increase in Response to Nitrogen Topdressing at Anthesis Open
製パン用コムギの子実タンパク質含有率を高める方法として，開花期前後の窒素追肥が有効である．開花期窒素追肥の子実タンパク質含有率向上効果には，開花期地上部窒素蓄積量の違いが影響する可能性が示唆されている．本研究では，開花期地上部窒素蓄積量がコムギの子実タンパク質含有率と開花期窒素追肥の子実タンパク質含有率向上効果に及ぼす影響を検討する目的で，成熟期の穂の乾物重と窒素蓄積量を開花前蓄積分と開花後同化分に分けて解析した．水田と畑の2圃場で比較した結果，子実タンパク質含有率は水田に…