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- Functional imaging and biological target volume: advances of experimental and clinical research 功能影像和生物靶区:实验与临床研究进展
- biological target volume 生物靶区
- Insufficient space on target volume. 目标卷上空间不足。
- Biological effective dose(BED) was increased for GTV.but the BED for clinical target volume(CTV) was adequately reduced. 肿瘤组织有效生物剂量 (BED)在大体靶区体积 (GTV)剂量有所提高而临床靶区体积 (CTV)剂量有所降低 ;
- The same pharmacophore implanted on various scaffolds provides structurally diverse compounds that act on the same biological target. 骨架依据受体的柔性和可塑性，形成了“杂乱性”的空间，表示了受体结合部位的杂乱性。
- The irradiation target volume was mantle field(MF) 13,MF plus spade field(STNI) 76 and MF plus inverted Y(TNI) 10 patients. 照射范围：斗篷野13例，次全淋巴结照射76例与全淋巴结照射10例。
- According to this formula, tumor target volume optimum dose of radiotherapy can be exactly and quickly determined. 能准确、快速地算出放射治疗肿瘤的靶区的最佳剂量。
- Analyze the target volume before you install large applications and defragment the volume if necessary. 在某个盘上安装体积较大的程序前，先进行磁盘碎片整理。
- Then, the gross tumor volume (GTV),clinical target volume (CTV) and planned target volume (PTV) were delineated on every section of the CT scans. 然后在所有CT层面逐层勾画出鼻咽肿瘤的大体肿瘤体积 (GTV)、临床靶体积 (CTV)和计划靶体积 (PTV)。
- Results The planning target volume was enclosed by 95%isodose line while the dose to the organ at risk were kept below TD5/5 significantly. 结果 95%25等剂量线包绕计划靶区，危及器官的受量大大低于其耐受剂量(TD5/5)。
- There were increase in the activity of Na~(+)/K~(+)-ATPase, Ca~(2+)-ATPase, Mg~(2+)-ATPase in the experimental concentrations of cypermethrin and fenvalerate, indicating that the ATPase is a good biological target. 不同浓度的氯氰菊酯和氰戊菊酯均使栉孔扇贝鳃Na+/K+-ATP、Ca2+-ATP、Mg2+-ATP酶的活性有不同程度的提高,这是扇贝对农药作出的一种急性应急反应。
- Biological target therapy is a novel treatment of cancer,which tempts to regulate the materials associated closely with the occurrence and development of tumor through modulation of gene expression. 肿瘤的生物靶向性治疗是恶性肿瘤治疗的新方法,其试图通过在基因水平上调节与肿瘤发生、发展有密切联系的生命物质来达到治愈肿瘤的目的。
- Match specified isodose contours to the target volumes. 放射外科学的目的是消除肿瘤细胞同时保存正常的结构.;由于治疗过程中会涉及物理限制和生物不确定性，一个治疗方案就需要考虑到所有那些限制和不确定性。
- With a full volume backup, files in the target volume will always de-fragmented automatically without the need for the time-consuming de-frag on the source. 如果能成功开机，只要把旧硬盘拔下来，把新硬盘换到旧硬盘原本的位置即可，非常简单。
- Using the DeleteExistingFiles parameter requires space for two copies of the database on the target volume because the existing database is not deleted until a new database is successfully created. 由于在成功新建数据库之前不会删除现有数据库,因此,使用DeleteExistingFiles参数要求目标卷上为数据库的两个副本提供空间。
- biological target identification 生物目标识别
- Results The differences in isocenter position were observed obviously, the size of target volume in CT-sim were larger than that in Con-sim (P<0.01), the shape of 90% isodose curve co... 结果CT模拟定位和常规模拟定位的等中心点位置不相同;射野均大于常规模拟定位(P<0.;01);90%25等剂量线更能够适形;包括靶区。
- The mean HIFU ablation time was 22 minutes, with power levels ranging between 30-38W, with a mean targeted volume of 10.2 (9-23) cm3. 高能聚焦超声烧蚀时间平均是22分钟，随着功率在30-38W之间，随着平均数指标容积10.;2(9-23)厘米。
- Some biological molecules have the form of a helix. 有些生物分子呈螺旋状。
- Many factors work on the target volume calculation, such as PET image acquisition mode, scatter correction, attenuation correction, reconstruction method, image display mode, positron pharmacy. 目前常采用的靶体积的计算方法有本底闯值法,最大值结合阈值法,本底与最大值结合阈值法等。
