79 research outputs found

    Eisenstein Congruences for SO(4, 3), SO(4, 4), Spinor, and Triple Product L-values

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    We work out instances of a general conjecture on congruences between Hecke eigenvalues of induced and cuspidal automorphic representations of a reductive group, modulo divisors of certain critical L-values, in the case that the group is a split orthogonal group. We provide some numerical evidence in the case that the group is SO(4, 3) and the L-function is the spinor L-function of a genus 2, vector-valued, Siegel cusp form. We also consider the case that the group is SO(4, 4) and the L-function is a triple product L-function

    Novel cancer therapy targeting microbiome

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    Tatsuya Nagano, Takehiro Otoshi, Daisuke Hazama, Tatsunori Kiriu, Kanoko Umezawa, Naoko Katsurada, Yoshihiro NishimuraDivision of Respiratory Medicine, Department of Internal Medicine, Kobe University Graduate School of Medicine, Kobe 650-0017, JapanAbstract: In the human intestinal tract, there are more than 100 trillion symbiotic bacteria, which form the gut microbiota. Approximately 70% of the human immune system is in the intestinal tract, which prevents infection by pathogenic bacteria. When the intestinal microbiota is disturbed, causing dysbiosis, it can lead to obesity, diabetes mellitus, inflammatory bowel disease, rheumatoid arthritis, multiple sclerosis, autism spectrum disorder and cancer. Recent metabolomics analyses have also made the association between the microbiota and carcinogenesis clear. Here, we review the current evidence on the association between the microbiota and gastric, bladder, hepatobiliary, pancreatic, lung and colorectal cancer. Moreover, several animal studies have revealed that probiotics seem to be effective for the prevention of carcinogenesis to some extent. In this review, we focused on this relationship between the microbiota and cancer, and considered how to prevent cancer using strategies involving the gut microbiota.Keywords: dysbiosis, prebiotics, probiotics, antibiotic

    Eosinophilic Pneumonia Associated With Natalizumab In A Patient With Multiple Sclerosis: A Case Report And Literature Review

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    Yuichiro Yasuda,1 Tatsuya Nagano,1 Motoko Tachihara,1 Norio Chihara,2 Kanoko Umezawa,1 Naoko Katsurada,1 Masatsugu Yamamoto,1 Kenji Sekiguchi,2 Kazuyuki Kobayashi,1 Yoshihiro Nishimura1 1Division of Respiratory Medicine, Department of Internal Medicine, Kobe University Graduate School of Medicine, Kobe, Hyogo 650-0017, Japan; 2Division of Neurology, Department of Internal Medicine, Kobe University Graduate School of Medicine, Kobe, Hyogo 650-0017, JapanCorrespondence: Tatsuya NaganoDivision of Respiratory Medicine, Department of Internal Medicine, Kobe University Graduate School of Medicine, 7-5-2 Kusunoki-cho, Kobe, Hyogo 650-0017, JapanTel +81-783-82-5660Fax +81-783-82-5661Email [email protected]: We herein report the case of a 39-year-old Japanese female with eosinophilic pneumonia associated with natalizumab. The patient with bronchial asthma had multiple sclerosis and was treated using natalizumab. The patient was referred to our department because of a persistent cough. A chest computed tomography (CT) scan revealed bilateral patchy consolidation surrounded by ground-glass opacity. A bronchoalveolar lavage (BAL) was performed. Eosinophil levels in the BAL fluid were increased and the patient was consequently diagnosed as eosinophilic pneumonia associated with natalizumab. Therefore, natalizumab treatment was discontinued. Subsequent chest CT findings showed a remarkable improvement without any treatment.Keywords: eosinophilic pneumonia, natalizumab, multiple sclerosi

    Lung squamous cell carcinoma associated with hypoparathyroidism with sensorineural deafness and renal dysplasia syndrome: a case report

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    Mariko Kojima,1 Tatsuya Nagano,1 Kyosuke Nakata,1 Shigeo Hara,2 Naoko Katsurada,1 Masatsugu Yamamoto,1 Motoko Tachihara,1 Hiroshi Kamiryo,1 Kazuyuki Kobayashi,1 Takeshi Usui,3 Yoshihiro Nishimura1 1Division of Respiratory Medicine, Department of Internal Medicine, Kobe University Graduate School of Medicine, Kobe, Hyogo, Japan; 2Department of Diagnostic Pathology, Kobe University Graduate School of Medicine, Kobe, Hyogo, Japan; 3Department of Medical Genetics, Shizuoka General Hospital, Shizuoka City, Shizuoka, Japan Abstract: Hypoparathyroidism with sensorineural deafness and renal dysplasia (HDR) syndrome is an autosomal dominant condition caused by mutations of the gene encoding the dual zinc-finger transcription factor, GATA3. A previous study identified some patients with GATA3 gene variants and breast cancer, suggesting that GATA3 variants may contribute to tumorigenesis in estrogen receptor 1-positive breast tumors; however, these patients did not have HDR syndrome. A 32-year-old nonsmoking Japanese woman was histologically diagnosed with lung squamous cell carcinoma associated with HDR syndrome and a c.C952T>C (p.C318R) germline mutation in GATA3. This is the first report describing cancer in a patient with HDR syndrome. Our data indicates that GATA3 mutations may be a potential therapeutic target for lung cancer. Keywords: lung cancer, GATA3, missense variant, hypoparathyroidism, sensorineural deafness, renal dysplasi
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