Biomedical Research-tokyo最新文献

筛选
英文 中文
Efficacy of 1,5-anhydro-D-fructose on reducing mental stress: a randomized, double-blind, placebo-controlled trial-a pilot study. 1,5-脱水-D-果糖对减轻精神压力的功效:随机、双盲、安慰剂对照试验--一项试点研究。
IF 1.3 4区 医学
Biomedical Research-tokyo Pub Date : 2024-01-01 DOI: 10.2220/biomedres.45.209
Kiyoshi Kikuchi, Ryoji Kiyama, Kazuhiro Yoshinaga
{"title":"Efficacy of 1,5-anhydro-D-fructose on reducing mental stress: a randomized, double-blind, placebo-controlled trial-a pilot study.","authors":"Kiyoshi Kikuchi, Ryoji Kiyama, Kazuhiro Yoshinaga","doi":"10.2220/biomedres.45.209","DOIUrl":"10.2220/biomedres.45.209","url":null,"abstract":"<p><p>Brain-derived neurotrophic factor (BDNF) plays an important role in mental stress. We have previously reported that 1,5-anhydro-D-fructose (1,5-AF) increases brain BDNF in vivo. The present randomized, controlled, double-blind study aimed to clinically evaluate the effects of 1,5-AF oral intake on mental stress in terms of three parameters: sleep, mood, and bowel issues. Healthy volunteers aged between 22 and 71 years (n = 24) were randomly assigned to receive 5.5 g of 1,5-AF or placebo orally, once daily for 4 weeks. Pre- and post-intervention, the subjects completed the Oguri-Shirakawa-Azumi Sleep Inventory, Middle-Aged and Aged Version (OSA-MA); Profile of Mood States, Second Edition (POMS2); and Constipation Assessment Scale (CAS) questionnaires. In the OSA-MA, both \"sleepiness on rising\" and \"sleep length\" were significantly improved after treatment with 1,5-AF compared with before treatment. Furthermore, in the POMS2, there was a clear tendency toward reduced \"Anger-Hostility\" in the 1,5-AF group after treatment, and in the CAS, there was a clear tendency toward reduced \"diarrhea or liquid stool\" in the 1,5-AF group after treatment. Together, our findings indicate that 1,5-AF has some effects on reducing post-intervention mental stress levels.</p>","PeriodicalId":9138,"journal":{"name":"Biomedical Research-tokyo","volume":"45 5","pages":"209-216"},"PeriodicalIF":1.3,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142380006","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The characteristics and prevalence of patent foramen ovale in Japanese people: a study using material from forensic autopsies. 日本人卵圆孔未闭的特征和患病率:一项利用法医尸检材料进行的研究。
IF 1.5 4区 医学
Biomedical Research-tokyo Pub Date : 2024-01-01 DOI: 10.2220/biomedres.45.135
Yoshiko Miyawaki, Masahito Hitosugi, Arisa Takeda, Marin Takaso, Mami Nakamura, Ikuo Kageyama
{"title":"The characteristics and prevalence of patent foramen ovale in Japanese people: a study using material from forensic autopsies.","authors":"Yoshiko Miyawaki, Masahito Hitosugi, Arisa Takeda, Marin Takaso, Mami Nakamura, Ikuo Kageyama","doi":"10.2220/biomedres.45.135","DOIUrl":"10.2220/biomedres.45.135","url":null,"abstract":"<p><p>Racial and ethnic differences in the prevalence of patent foramen ovale have been suggested, but there are insufficient data to confirm the situation. Studies have also not investigated detailed morphological changes in the fossa ovalis by age. This study therefore aimed to clarify the characteristics of the fossa ovalis and determine the frequency of patent foramen ovale in Japanese people, using materials from forensic autopsies. A total of 359 hearts were obtained during forensic autopsies (from 223 males and 136 females, aged from 0 to 94 years). Overall, prevalence of patent foramen ovale was 12.5%, but it was significantly higher among those under 20 years old (66.7% in males, 38.5% in females). The area of the fossa ovalis linearly increased with age in both sexes. The prevalence of patent foramen ovale was lower in Japanese adults than previously found in either White or Black people. The ratio of the area of the fossa ovalis to the heart weight was nearly constant.</p>","PeriodicalId":9138,"journal":{"name":"Biomedical Research-tokyo","volume":"45 3","pages":"135-141"},"PeriodicalIF":1.5,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141261404","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Distribution and anti-nociceptive function of endomorphin-1 in the rat cranial sensory ganglia. 内啡肽-1在大鼠颅内感觉神经节中的分布和抗痛觉功能
IF 1.2 4区 医学
Biomedical Research-tokyo Pub Date : 2024-01-01 DOI: 10.2220/biomedres.45.77
Shun Sato, Tadasu Sato, Takehiro Yajima, Daisuke Tachiya, Tetsu Takahashi, Shinnosuke Nogami, Masahiro Saito, Kensuke Yamauchi, Hiroyuki Ichikawa
{"title":"Distribution and anti-nociceptive function of endomorphin-1 in the rat cranial sensory ganglia.","authors":"Shun Sato, Tadasu Sato, Takehiro Yajima, Daisuke Tachiya, Tetsu Takahashi, Shinnosuke Nogami, Masahiro Saito, Kensuke Yamauchi, Hiroyuki Ichikawa","doi":"10.2220/biomedres.45.77","DOIUrl":"10.2220/biomedres.45.77","url":null,"abstract":"<p><p>Distribution of endomorphin-1 (EM-1) was immunohistochemically investigated in the rat cranial sensory ganglia. Small to medium-sized neurons in the trigeminal (TG), petrosal (PG), and jugular ganglia (JG) expressed EM-1-immunoreactivity. However, EM-1-immunoreactive (-ir) neurons were infrequent in the nodose ganglion. In the brainstem, EM-1-ir varicose fibers were detected in the superficial layer of the medullary dorsal horn and the caudal part of the nucleus tractus solitarius. By trichrome immunofluorescence analysis, approximately 70% of EM-1-ir neurons were also immunoreactive for transient receptor potential vanilloid 1 (TRPV1) in all the examined ganglia. Additionally, 56.8% of EM1-ir TG neurons and approximately 30% of EM-1-ir PG and JG neurons showed calcitonin gene-related peptide (CGRP)-immunoreactivity. By a retrograde tracing method, several TG, PG, and JG neurons innervating the facial and external ear canal skin expressed EM-1-immunoreactivity. However, EM-1-ir neurons innervating the tooth pulp, circumvallate papilla, and pharynx were relatively rare. Thus, EM-1 expression and its coexistence with TRPV1 and CGRP in the cranial sensory neurons may depend on their various peripheral targets. EM1-ir neurons probably project to the superficial layer of the medullary dorsal horn and caudal part of the nucleus tractus solitarius. EM-1 may be involved in nociceptive transmission from the skin.</p>","PeriodicalId":9138,"journal":{"name":"Biomedical Research-tokyo","volume":"45 2","pages":"77-89"},"PeriodicalIF":1.2,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140331523","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
GPRC5B (G protein-coupled receptor class C group 5 member B) suppresses glucose starvation-induced apoptosis in head-and-neck squamous cell carcinoma. GPRC5B (G蛋白偶联受体C类5组成员B)抑制葡萄糖饥饿诱导的头颈部鳞状细胞癌细胞凋亡。
IF 1.2 4区 医学
Biomedical Research-tokyo Pub Date : 2023-01-01 DOI: 10.2220/biomedres.44.1
Keisuke Kanamori, Shigeyuki Ozawa, Hiroshi Iwabuchi, Takeharu Ikoma, Kenji Suzuki, Kae Tanaka, Natsuko Yoshimura Sawai, Takahiro Abe, Yasumasa Kato, Ryu-Ichiro Hata, Masaru Kobayashi
{"title":"GPRC5B (G protein-coupled receptor class C group 5 member B) suppresses glucose starvation-induced apoptosis in head-and-neck squamous cell carcinoma.","authors":"Keisuke Kanamori,&nbsp;Shigeyuki Ozawa,&nbsp;Hiroshi Iwabuchi,&nbsp;Takeharu Ikoma,&nbsp;Kenji Suzuki,&nbsp;Kae Tanaka,&nbsp;Natsuko Yoshimura Sawai,&nbsp;Takahiro Abe,&nbsp;Yasumasa Kato,&nbsp;Ryu-Ichiro Hata,&nbsp;Masaru Kobayashi","doi":"10.2220/biomedres.44.1","DOIUrl":"https://doi.org/10.2220/biomedres.44.1","url":null,"abstract":"<p><p>G protein-coupled receptor class C group 5 member B (GPRC5B) is involved in extracellular glucose sensing, glucose metabolism, and insulin resistance. Many cancers require glucose at high concentrations to survive and grow. We have investigated the association between tumour GPRC5B expression and the prognosis for patients with cancer, including head-and-neck squamous cell carcinoma (HNSCC), using data from The Human Protein Atlas. The 5-year survival rate was significantly reduced in patients with HNSCC, gastric, pancreatic, colorectal, and breast cancers if their tumours exhibited high levels of GPRC5B expression. The role of GPRC5B in glucose metabolism was assessed using six HNSCC cell lines with varying levels of GPRC5B expression. High levels of GPRC5B expression were found to favour rapid cell growth. The viability of an HNSCC cell line with normal and transfected GPRC5B expression was also assessed and no differences were observed under standard culture conditions. However, under glucose-deficient culture conditions, GPRC5B-overexpressing cells exhibited increased viability and reduced apoptosis. The results highlight the association between high GPRC5B expression and poor 5-year survival rates in patients with various cancers, including HNSCC. Furthermore, we have demonstrated that GPRC5B supports cancer cell survival under glucose-depleted conditions and could be a target molecule for cancer therapy.</p>","PeriodicalId":9138,"journal":{"name":"Biomedical Research-tokyo","volume":"44 1","pages":"1-7"},"PeriodicalIF":1.2,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9145538","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Mumefural prevents insulin resistance and amyloid-beta accumulation in the brain by improving lowered interstitial fluid pH in type 2 diabetes mellitus. Mumefural通过改善2型糖尿病间质液pH值降低,防止胰岛素抵抗和β淀粉样蛋白在脑内积聚。
IF 1.2 4区 医学
Biomedical Research-tokyo Pub Date : 2023-01-01 DOI: 10.2220/biomedres.44.17
Shigekuni Hosogi, Atsukazu Kuwahara, Yuko Kuwahara, Saori Tanaka, Chikao Shimamoto, Noriko Tagawa, Ikuo Kato, Kanji Yoshimoto, Wataru Aoi, Kazuyuki Takata, Hiroaki Miyazaki, Naomi Niisato, Yasuhiro Tsubo, Katsumi Yagi, Takashi Nakahari, Yoshinori Marunaka
{"title":"Mumefural prevents insulin resistance and amyloid-beta accumulation in the brain by improving lowered interstitial fluid pH in type 2 diabetes mellitus.","authors":"Shigekuni Hosogi,&nbsp;Atsukazu Kuwahara,&nbsp;Yuko Kuwahara,&nbsp;Saori Tanaka,&nbsp;Chikao Shimamoto,&nbsp;Noriko Tagawa,&nbsp;Ikuo Kato,&nbsp;Kanji Yoshimoto,&nbsp;Wataru Aoi,&nbsp;Kazuyuki Takata,&nbsp;Hiroaki Miyazaki,&nbsp;Naomi Niisato,&nbsp;Yasuhiro Tsubo,&nbsp;Katsumi Yagi,&nbsp;Takashi Nakahari,&nbsp;Yoshinori Marunaka","doi":"10.2220/biomedres.44.17","DOIUrl":"https://doi.org/10.2220/biomedres.44.17","url":null,"abstract":"<p><p>The present study tried to clarify if mumefural would prevent hyperglycemia, one of the typical symptoms of type 2 diabetes mellitus (T2DM), since mumefural is an extract from Japanese apricots preventing hyperglycemia. To clarify if mumefural would prevent T2DM pathogenesis, we used Otsuka Long-Evans Tokushima fatty (OLETF) rats, T2DM model. Mumefural diminished hyperglycemia, HOMA-IR and plasma triglyceride concentration in OLETF rats under fasting conditions. In addition, mumefural elevated protein expression of sodium-coupled monocarboxylate transporter 1 (SMCT1) in the distal colon participating in absorption of weak organic acids, which behave as bases but not acids after absorption into the body. Mumefural also increased the interstitial fluid pH around the brain hippocampus lowered in OLETF rats compared with non-T2DM LETO rats used as control for OLETF rats. Amyloid-beta accumulation in the brain decreased in accordance with the pH elevation. On the one hand, mumefural didn't affect plasma concentrations of glucagon, GLP-1, GIP or PYY under fasting conditions. Taken together, these observations indicate that: 1) mumefural would be a useful functional food improving hyperglycemia, insulin resistance and the lowered interstitial fluid pH in T2DM; 2) the interstitial fluid pH would be one of key factors influencing the accumulation of amyloid-beta.</p>","PeriodicalId":9138,"journal":{"name":"Biomedical Research-tokyo","volume":"44 1","pages":"17-29"},"PeriodicalIF":1.2,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9130954","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
Sasa veitchii extracts protect phenytoin-induced cell proliferation inhibition in human lip mesenchymal cells through modulation of miR-27b-5p. 黄芪提取物通过调节miR-27b-5p对苯妥英诱导的人唇间充质细胞增殖抑制有保护作用。
IF 1.2 4区 医学
Biomedical Research-tokyo Pub Date : 2023-01-01 DOI: 10.2220/biomedres.44.73
Yosuke Tsukiboshi, Aya Ogata, Azumi Noguchi, Yurie Mikami, Satoshi Yokota, Kenichi Ogata, Hiroki Yoshioka
{"title":"Sasa veitchii extracts protect phenytoin-induced cell proliferation inhibition in human lip mesenchymal cells through modulation of miR-27b-5p.","authors":"Yosuke Tsukiboshi,&nbsp;Aya Ogata,&nbsp;Azumi Noguchi,&nbsp;Yurie Mikami,&nbsp;Satoshi Yokota,&nbsp;Kenichi Ogata,&nbsp;Hiroki Yoshioka","doi":"10.2220/biomedres.44.73","DOIUrl":"https://doi.org/10.2220/biomedres.44.73","url":null,"abstract":"<p><p>A cleft lip, with or without a cleft palate, is a common birth defect caused by environmental factors or genetic mutations. Environmental factors, such as pharmaceutical exposure in pregnant women, are known to induce cleft lip, with or without cleft palate in the child. This study aimed to investigate the protective effect of Sasa veitchii extract (SE) on phenytoin-induced inhibition of cell proliferation in human lip mesenchymal cells (KD cells) and human embryonic palatal mesenchymal cells (HEPM cells). We demonstrated that cell proliferation was inhibited by phenytoin in a dose-dependent manner in both KD and HEPM cells. Co-treatment with SE restored phenytoin-induced toxicity in KD cells but did not protect HEPM cells against phenytoin-induced toxicity. Several microRNAs (miR-27b, miR-133b, miR-205, miR-497-5p, and miR-655-3p) is reported to associate with cell proliferation in KD cells. We measured the seven kinds of microRNAs (miR27b-3p, miR-27b-5p, miR-133b, miR-205-3p, miR-205-5p, miR-497-5p, and miR-655-3p) and found that SE suppressed miR-27b-5p induced by phenytoin in KD cells. Furthermore, co-treatment with SE enhanced the expression of miR-27b-5p downstream genes (PAX9, RARA, and SUMO1). These results suggest that SE protects phenytoin-induced cell proliferation inhibition by modulating miR-27b-5p.</p>","PeriodicalId":9138,"journal":{"name":"Biomedical Research-tokyo","volume":"44 2","pages":"73-80"},"PeriodicalIF":1.2,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9241032","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Red foxtail millet upregulates brain-derived neurotrophic factor levels in vitro and in vivo. 红谷子在体外和体内上调脑源性神经营养因子水平。
IF 1.2 4区 医学
Biomedical Research-tokyo Pub Date : 2023-01-01 DOI: 10.2220/biomedres.44.97
Kensuke Nakajima, Hayato Tomohiro, Shigeru Oiso
{"title":"Red foxtail millet upregulates brain-derived neurotrophic factor levels in vitro and in vivo.","authors":"Kensuke Nakajima,&nbsp;Hayato Tomohiro,&nbsp;Shigeru Oiso","doi":"10.2220/biomedres.44.97","DOIUrl":"https://doi.org/10.2220/biomedres.44.97","url":null,"abstract":"<p><p>Upregulation of the brain-derived neurotrophic factor (BDNF) in the brain can help in the prevention and treatment of depression. BDNF is synthesized in various peripheral tissues, as well as in the brain, and can reach the brain via the blood-brain barrier. Therefore, foods that upregulate peripheral BDNF levels may aid in depression management. We previously showed the BDNF-upregulating effect of white foxtail millet (WFM) using the human renal adenocarcinoma ACHN cell line, capable of producing and secreting BDNF. However, whether other varieties of foxtail millet can also upregulate BDNF is unclear. Herein, we examined the effects of red foxtail millet (RFM) on BDNF production in vitro and in vivo. RFM methanol extracts significantly increased BDNF levels in the culture medium of ACHN cells, and the levels were higher than those with WFMtreatment. Serum BDNF concentrations in rats fed a standard diet containing 20% RFM for 5 weeks were significantly higher than those in the control. Furthermore, the butanol fraction of the RFM methanol extract significantly increased BDNF levels in the culture medium of ACHN cells and upregulated BDNF mRNA expression in ACHN cells. Our results suggest that RFM has potential as a food material with BDNF-inducing activity.</p>","PeriodicalId":9138,"journal":{"name":"Biomedical Research-tokyo","volume":"44 3","pages":"97-104"},"PeriodicalIF":1.2,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9565505","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Role of aquaporin 5 and glandular blood flow in the acetylcholine-induced secretion of saliva in rats. 水通道蛋白5和腺体血流在大鼠乙酰胆碱诱导的唾液分泌中的作用。
IF 1.2 4区 医学
Biomedical Research-tokyo Pub Date : 2023-01-01 DOI: 10.2220/biomedres.44.51
Mst Tahmina Akter, Akihiro Nezu, Tetsuya Akamatsu, Akihiko Tanimura
{"title":"Role of aquaporin 5 and glandular blood flow in the acetylcholine-induced secretion of saliva in rats.","authors":"Mst Tahmina Akter,&nbsp;Akihiro Nezu,&nbsp;Tetsuya Akamatsu,&nbsp;Akihiko Tanimura","doi":"10.2220/biomedres.44.51","DOIUrl":"https://doi.org/10.2220/biomedres.44.51","url":null,"abstract":"<p><p>To clarify the role of the aquaporin 5 (AQP5) in salivary secretion, we evaluated acetylcholine (ACh)-induced secretion in Sprague-Dawley (SD) rats, rats expressing a low level of AQP5 protein (AQP5/low SD) which developed from SD rats, and Wistar/ST rats. The salivary secretion in AQP5/low SD rats in response to infusions of low-dose ACh (60-120 nmol/min) was 27-42% of that in SD rats. By contrast, Wistar/ST rats exhibited comparable secretion to that of SD rats in response to low-doses ACh, despite their low-level expression of AQP5. Experiments using spectrofluorometry and RT-PCR demonstrated no differences in the ACh-induced Ca<sup>2+</sup> responses or the mRNA expression of muscarinic receptor, Cl<sup>-</sup> channel, or cotransporter between these strains. These findings imply that factors other than the function of salivary acinar cells regulates the secretion in response to weak stimuli. Monitoring of the hemodynamics in the submandibular gland revealed that low-doses ACh induced different patterns of the fluctuations in the blood flow in these strains. The blood flow decreased below the resting level in AQP5/low SD rats, but remained mostly above the resting level in Wistar/ST rats. The present study reveals that the contribution of AQP5-dependent transport of water is altered by stimulus intensity and blood flow.</p>","PeriodicalId":9138,"journal":{"name":"Biomedical Research-tokyo","volume":"44 2","pages":"51-63"},"PeriodicalIF":1.2,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10334429","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The lncRNA ADAMTS9-AS1/miR-185-5p/KAT7 ceRNA network inhibits cardiomyocyte hypertrophy in hypertrophic obstructive cardiomyopathy. lncRNA ADAMTS9-AS1/miR-185-5p/KAT7 ceRNA网络抑制肥厚性阻塞性心肌病的心肌细胞肥厚。
IF 1.2 4区 医学
Biomedical Research-tokyo Pub Date : 2023-01-01 DOI: 10.2220/biomedres.44.105
Bangrong Song, Wei Li, Xiaoyu Xu, Haiming Dang, Ran Dong
{"title":"The lncRNA ADAMTS9-AS1/miR-185-5p/KAT7 ceRNA network inhibits cardiomyocyte hypertrophy in hypertrophic obstructive cardiomyopathy.","authors":"Bangrong Song,&nbsp;Wei Li,&nbsp;Xiaoyu Xu,&nbsp;Haiming Dang,&nbsp;Ran Dong","doi":"10.2220/biomedres.44.105","DOIUrl":"https://doi.org/10.2220/biomedres.44.105","url":null,"abstract":"<p><p>Hypertrophic obstructive cardiomyopathy (HOCM) is a well-recognized inherited cardiac disease. This study was conducted to explore the role of lncRNA ADAMTS9 antisense RNA 1 (ADAMTS9-AS1) in HOCM-induced cardiomyocyte hypertrophy. The serum of HOCM patients was collected. AC16 cells were treated with isoproterenol (ISO) and transfected with oe-ADAMTS9-AS1 vector, miR-185-5p mimic, and lysine acetyltransferase 7 (KAT7) specific small interfering RNA. lncRNA ADAMTS9-AS1, miR-185-5p, KAT7, brain natriuretic peptide (BNP), and atrial natriuretic peptide (ANP) in the serum or cells were determine by qRT-PCR or Western blot assay. Cell surface area was observed by Texas Red-Phalloidin staining. Subcellular localization of lncRNA ADAMTS9-AS1 was tested by nuclear/cytoplasmic fractionation assay, with RNA pull-down and dual-luciferase assay to validate gene interactions. lncRNA ADAMTS9-AS1 was downregulated in the serum of HOCM patients and ISO-treated AC16 cells. lncRNA ADAMTS9-AS1 overexpression inhibited ISO-induced cardiomyocyte hypertrophy and reduced levels of ANP and BNP. lncRNA ADAMTS9- AS1 was located in cytoplasm and inhibited miR-185-5p expression through targeted binding. miR-185-5p bound to KAT7 3'UTR and inhibited KAT7 expression. miR-185-5p overexpression and KAT7 knockdown both neutralized the inhibitory role of lncRNA ADAMTS9-AS1 in cardiomyocyte hypertrophy. Overall, lncRNA ADAMTS9-AS competitively bound to miR-185-5p to up-regulate KAT7 and thus inhibited cardiomyocyte hypertrophy.</p>","PeriodicalId":9138,"journal":{"name":"Biomedical Research-tokyo","volume":"44 3","pages":"105-115"},"PeriodicalIF":1.2,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9615228","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Protective effects of hachimijiogan (HJG), a Japanese Kampo medicine, on cancer cachectic muscle wasting in mice. 日本贡布药八味丸对小鼠癌症恶病质性肌肉萎缩的保护作用。
IF 1.2 4区 医学
Biomedical Research-tokyo Pub Date : 2023-01-01 DOI: 10.2220/biomedres.44.199
Satoshi Kametaka, Mari Isobe, Kenshin Komata, Makoto Morinaga, Kazuma Nagahata, Sachiko Lee-Hotta, Yasushi Uchiyama, Masahiro Shibata, Hideshi Sugiura
{"title":"Protective effects of hachimijiogan (HJG), a Japanese Kampo medicine, on cancer cachectic muscle wasting in mice.","authors":"Satoshi Kametaka, Mari Isobe, Kenshin Komata, Makoto Morinaga, Kazuma Nagahata, Sachiko Lee-Hotta, Yasushi Uchiyama, Masahiro Shibata, Hideshi Sugiura","doi":"10.2220/biomedres.44.199","DOIUrl":"10.2220/biomedres.44.199","url":null,"abstract":"<p><p>Myogenesis is required to generate skeletal muscle tissue and to maintain skeletal muscle mass. Decreased myogenesis under various pathogenic conditions results in muscular atrophy. Through a small screening of Japanese traditional (Kampo) medicines, hachimijiogan (HJG) was shown to promote the myogenic differentiation of C2C12 myoblasts through the upregulation of myogenin. In tumor-bearing cancer-cachectic mice, HJG was also found to have a protective effect against cancer-cachectic muscle wasting. This effect was significant when HJG was administered in combination with aerobic exercise by treadmill running. Moreover, HJG ameliorated the cellular atrophy of C2C12 myotubes induced by treatment with conditioned medium derived from a colon-26 cancer cell culture. In addition, HJG suppressed H2O2-dependent myotube atrophy, suggesting that HJG could reverse the atrophic phenotypes by eliminating reactive oxygen species.</p>","PeriodicalId":9138,"journal":{"name":"Biomedical Research-tokyo","volume":"44 5","pages":"199-207"},"PeriodicalIF":1.2,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"41103426","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
0
×
引用
GB/T 7714-2015
复制
MLA
复制
APA
复制
导出至
BibTeX EndNote RefMan NoteFirst NoteExpress
×
提示
您的信息不完整,为了账户安全,请先补充。
现在去补充
×
提示
您因"违规操作"
具体请查看互助需知
我知道了
×
提示
确定
请完成安全验证×
相关产品
×
本文献相关产品
联系我们:info@booksci.cn Book学术提供免费学术资源搜索服务,方便国内外学者检索中英文文献。致力于提供最便捷和优质的服务体验。 Copyright © 2023 布克学术 All rights reserved.
京ICP备2023020795号-1
ghs 京公网安备 11010802042870号
Book学术文献互助
Book学术文献互助群
群 号:604180095
Book学术官方微信
小红书