目的:检测Janus蛋白酪氨酸激酶2/信号转导和转录激活子3(Janus kinase 2/signal transducer and activator of transcription 3,JAK2/STAT3)信号转导通路在人慢性根尖周炎中的表达并推测其在慢性根尖周炎中的作用,为研究慢性根尖周病的...目的:检测Janus蛋白酪氨酸激酶2/信号转导和转录激活子3(Janus kinase 2/signal transducer and activator of transcription 3,JAK2/STAT3)信号转导通路在人慢性根尖周炎中的表达并推测其在慢性根尖周炎中的作用,为研究慢性根尖周病的致病机制提供理论基础。方法:选取健康牙齿牙周膜为对照组,患有根尖周囊肿及根尖周肉芽肿标本分别为实验组1、实验组2,每组各20例,对各组标本分别进行苏木精-伊红(hematoxylin-eosin staining,HE)染色并采用免疫组织化学法检测JAK2、磷酸化Janus蛋白酪氨酸激酶2(phosphorylation-janus kinase 2,p-JAK2)、STAT3及磷酸化信号转导和转录激活子3(phosphorylation-signal transducer and activator of transcription 3,p-STAT3)在各组中的表达。结果:JAK2、p-JAK2、STAT3、p-STAT3在正常牙周组织中均有少量表达,在根尖周囊肿及肉芽肿组织中表达量增加,实验组1、实验组2与对照组比较差异均有统计学意义(P<0.05)。实验组1与实验组2比较,JAK2及p-JAK2的表达差异有统计学意义(P<0.05),STAT3及p-STAT3的表达差异无统计学意义(P>0.05)。对根尖周炎标本中的JAK2和STAT3以及p-JAK2和p-STAT3进行相关性分析,结果显示JAK2和STAT3以及p-JAK2和p-STAT3之间有相关性。结论:JAK2、p-JAK2、STAT3及p-STAT3在慢性根尖周炎中表达量增加,推测JAK2/STAT3信号通路与根尖周炎的炎症过程有关,可能在其发展过程中有重要意义。展开更多
Antrochoanal polyp （ACP） is an infrequent, benign polypoid lesion that stems from the edematous mucosa of the maxillary sinus, grows from the natural or accessory ostium to the middle meatus, and protrudes toward th...Antrochoanal polyp （ACP） is an infrequent, benign polypoid lesion that stems from the edematous mucosa of the maxillary sinus, grows from the natural or accessory ostium to the middle meatus, and protrudes toward the choana and nasopharynx. Although the exact causes of ACP are still unknown, chronic sinusitis, allergy, and lower respiratory tract infections are often related to ACE2 Our report is an ACP arising from a secondary infection of the periapical granuloma in the maxillary sinus. Its possible pathological mechanism, unique clinical features, and treatment are also discussed.展开更多
文摘目的:检测Janus蛋白酪氨酸激酶2/信号转导和转录激活子3(Janus kinase 2/signal transducer and activator of transcription 3,JAK2/STAT3)信号转导通路在人慢性根尖周炎中的表达并推测其在慢性根尖周炎中的作用,为研究慢性根尖周病的致病机制提供理论基础。方法:选取健康牙齿牙周膜为对照组,患有根尖周囊肿及根尖周肉芽肿标本分别为实验组1、实验组2,每组各20例,对各组标本分别进行苏木精-伊红(hematoxylin-eosin staining,HE)染色并采用免疫组织化学法检测JAK2、磷酸化Janus蛋白酪氨酸激酶2(phosphorylation-janus kinase 2,p-JAK2)、STAT3及磷酸化信号转导和转录激活子3(phosphorylation-signal transducer and activator of transcription 3,p-STAT3)在各组中的表达。结果:JAK2、p-JAK2、STAT3、p-STAT3在正常牙周组织中均有少量表达,在根尖周囊肿及肉芽肿组织中表达量增加,实验组1、实验组2与对照组比较差异均有统计学意义(P<0.05)。实验组1与实验组2比较,JAK2及p-JAK2的表达差异有统计学意义(P<0.05),STAT3及p-STAT3的表达差异无统计学意义(P>0.05)。对根尖周炎标本中的JAK2和STAT3以及p-JAK2和p-STAT3进行相关性分析,结果显示JAK2和STAT3以及p-JAK2和p-STAT3之间有相关性。结论:JAK2、p-JAK2、STAT3及p-STAT3在慢性根尖周炎中表达量增加,推测JAK2/STAT3信号通路与根尖周炎的炎症过程有关,可能在其发展过程中有重要意义。
文摘Antrochoanal polyp （ACP） is an infrequent, benign polypoid lesion that stems from the edematous mucosa of the maxillary sinus, grows from the natural or accessory ostium to the middle meatus, and protrudes toward the choana and nasopharynx. Although the exact causes of ACP are still unknown, chronic sinusitis, allergy, and lower respiratory tract infections are often related to ACE2 Our report is an ACP arising from a secondary infection of the periapical granuloma in the maxillary sinus. Its possible pathological mechanism, unique clinical features, and treatment are also discussed.
