查询词典 pathological changes

Severity of joint swelling, radioimmunoassay of serum estradiol (E 2),osteocalcin and tumor necrosis factor, and pathological changes of joint, including changes on synovia, articular cartilage and bone, were observed once we...

结果：切除卵巢的小鼠，血中雌二醇水平明显下降，而血清骨钙素和肿瘤坏死因子的含量则显著增加；同时，滑膜组织炎症加重，软骨损伤及骨的破坏均更为严重。

Methods: The mice for experiment were immunizied with subcutaneous injection of type Ⅱ collagen to induce arthritis after ovariectomy. Severity of joint swelling, radioimmunoassay of serum estradiol (E2),osteocalcin and tumor necrosis factor, and pathological changes of joint, including changes on synovia, articular cartilage and bone, were observed once weekly.

切除小鼠卵巢后，Ⅱ型胶原皮下注射以诱导关节炎；每周1次观察小鼠的关节肿胀程度；组织切片光镜下观察小鼠滑膜、关节软骨及骨的改变；放射免疫法检测小鼠血清雌二醇、骨钙素、肿瘤坏死因子的变化。

The findings of the newly identified goose paramyxovirus strain GPMV/HBexperimental infection were as follows: The challenge caused high morbidity and highmortality.The clinical signs included severe depression, decreased appetite or anorexia,white,yellow and green diarrhea, with neural symptoms;pathological changes showed thathaemorrhage and ulceration of intestine mucosa, necrosis of spleen and pancreas,andedema of liver and kidney, uratic deposition in kidney.Eosinophilic inclusion bodies werefound in the cytoplasm of pancreas and a large quantities of fiber protein were found inintestine. Lots of hemosidefin was found in some area of liver and kidney. A number ofT、B lymphocytes reduced sharply in spleen,lymph nodes in dead geese. Transmissionalelectron microscope showed that some cells had the morphological characteristics ofmitochondria swelling, morphological changes were condensation of nuclear chromatininto dense masses,followed by its marginating against the nuclear envelope, andespecially concentration of cytoplasm association with lots of lipid droplet.

人工感染雏鹅实验中，雏鹅临床表现为高发病率和高死亡率，食欲和饮水减少，拉白色、黄绿色稀粪，伴有神经症状；常规组织学观察，脾脏和胰腺肿大，有白色坏死斑点，肠道出血和坏死，肝脏肿大变性，肾脏肿大变性有尿酸盐沉着等；用特殊染色和组织化学方法首次对人工感染鹅副粘病毒的雏鹅的重要脏器进行研究，结果表明：胰腺中发现病毒包涵体，肠道中大量纤维素以及胶原纤维增生，肾脏、肺脏大量含铁血黄素沉着，免疫器官如脾脏和淋巴结中T、B淋巴细胞大量减少；电镜下多种细胞呈现线粒体水肿，多种实质细胞的染色质固缩，染色质边集，特别是细胞内容物如脂肪滴增多的病理变化特征。

The main manifestations are the renal parenchyma internal low density focus, morphological changes, calcification and possible complicating uronephrosis, ureter, urinary bladder and kidney pathological changes and damages.

结果 肾结核的CT表现随病程、病理的变化而变化，主要表现为实质内低密度灶、形态改变、钙化，并可合并肾积水、输尿管膀胱和肾周改变以及肾功能损害等。

RESULTS: TEM displayed normal morphology of EC, its conjunction, SMC and intimal elastic lamina in control group, while in SAH group, marked pathological changes were observed, including desquamation and dystrophy of ECs, disruption of tight junction, vacuolated cytoplasm, condensation of chromatin in ECs, corrugation of IEL, and distortion of SMC. In other groups, TEM showed slight ultrastructural changes in EC, SMC and IEL.

结果： 电镜下，对照组血管壁超微结构无变化；SAH组电镜下血管内皮层结构以及内皮层细胞结构发生严重变性改变；用药治疗和预防组电镜下各组之间血管超微结构的改变无明显差异，组织变性程度明显轻于SAH组。

OBJECTIVE:To study the mechanism of hirudin on preventing and curing proliferative vitreoretinopathy,by observing the pathological changes of fundus oculi and eye with ophthalmoscope and light microscope respectively of the experimental traumatic PVR model rabbit and measuring the changes of platelet derived growth factor in corpus vitreum and flash electroretinogram of the model rabbit eye when PVR model rabbit is treated with injection of hirudin into the eye ball.

目的：通过观察水蛭素对实验性外伤性增生性玻璃体视网膜病变中眼底和眼病理的改变以及对血小板源性生长因子和闪光视网膜电图的影响，从而探讨水蛭素防治PVR的作用机制。

The transplantation of VX2 tumor in Newzealand rabbit lung were established by two methods, and some characters of these two animal model were assessed; VX2tumors in Newzealand rabbit lung were ablated with anchor-shaped electrodes radiofrquency technique, and the course of pathological changes and CT scanning changes were observed, the relationship between them was assessed as well, a forward study of evaluating cell apoptosis status in the ablated area was conducted too.

本实验采用两种方法在新西兰白兔肺内建立VX2肿瘤移植模型；采用锚状电极技术对新西兰白兔肺内的VX2肿瘤进行RFA治疗，观察其病理改变及CT表现的变化；进一步观察了RFA治疗后消融灶不同区域的肿瘤细胞凋亡情况。

T: Inspection is to make an objectives observation of the patient's mental state, facial expression, complexion, physical condition, picture of the tongue and abnormal changes of excretions and secretions so as to predict the pathological changes of the internal organs and to understand the disease.

老师：望诊，是对病人的神、、、、象以及分泌物、泄物色质的异常变化，进行有目的的观察，以测知内脏病变，了解疾病情况的一种诊断方法。

Morphological changes of degeneration, necrosis, apoptosis and immunohistochemieal changes of ncNOS, caspase-3, Fas and Bax resulted by opiums abuse in neurons could be regarded as morphological markers and pathological indicators in forensic diagnosis and identification.

海洛因、吗啡、度冷丁药物滥用引起的大脑皮质、中脑导水管周围灰质和中脑腹侧被盖区神经细胞变性、坏死、凋亡等形态学改变以及ncNOS、caspase-3、Fas、Bax免疫组织化学染色变化可作为阿片类药物滥用法医学鉴定的形态学辅助指标。

Pathological changes in biological tissues usually cause changes in their microstructure. Since the second harmonic generation signal is highly sensitive to the sym...

介绍二次谐波成像的发展现状，生物组织中二次谐波信号的产生机理，二次谐波成像的实现手段及其在生物医学领域的应用。

My father is over 60 years old, and he lifts weights every day.

我爸爸六十多岁了，他每天都练习举重。

Then in a serious tone she declared:"It doesn't pay, dear boy, to look like a ninny with one's wife the first night."

两眼湿润了，她把身子蜷得很小，这样似乎可以更好地闻闻自己。