AsepsisandAsepticPracticesintheOperatingRoom——2
Principle #4All items introduced onto a sterile field should be opened, dispensed, and transferred by methods that maintain sterility and integrity.2,4All sterile items should be dispensed to the sterile field by methods that preserve the integrity of the items and sterile field.1 Nonsterile personnel, usually the circulating nurse, must use good judgement when dispensing sterile items onto the sterile field eit......阅读全文
Culturing－Rat－Fetal－Neural－Stem－Cells
实验概要Rat neural stem cells (NSCs) serve as a well-established model for investigating human brain development, disease processes, and treatment stra
Transplantation－of－theeyeforming－region－of－Amphibian－neurula－into－theflank
EMBRYO CELL AND TISSUE CULTURE TECHNIQUESRearing solution: 10% Modified Steinberg's Solution. Operating solution:Full strength HBSt solution.Micro
Hints－and－precautions－for－the－care,－feeding－and－breeding－of－Neurospora
Some of these notes describe what may be established routines in older laboratories, but are either unpublished or published in inaccessible places or
DIRECT－AND－SHORTTERM－PROCEDURE－FOR－HARVESTING－BONE－MARROW－CHROMOSOMES
I. PurposeTo identify chromosome anomalies in hematopoietic cells. Used especially for chromosome studies for hematological disorders such as preleuke
美国FDA将撤回2016果蔬汁作为着色剂的行业指南草案
据美国食品药品管理局（FDA）消息，近日美国FDA发布通告称，由于存在技术问题，将撤回2016果蔬汁作为着色剂的行业指南草案。 据了解，近期有评论指出，行业指南草案中的做法与现行企业中提升食品安全的操作规范不一致。美国FDA曾就果蔬汁作为着色剂，以举例的方式回答了企业的疑问。在美国，着色剂用
Optimized－Method－for－the－Preparation－of－Rodent－Testicular－Cells3
Moreover, when the method was applied to the analysis of the cellular composition of immature testes, the results were also in agreement with previous
Transfer－of－Eukaryote－Suspension－Cultures
MaterialsFibroblast suspension cultureTissue culture laminar flow hoodMedia appropriate to culture line usedDisposable pipettes (10 ml and 1.0 ml)Disp
Tissue－Culture－Methods2
IV. MAINTENANCECultures should be examined daily, observing the morphology, the color of the medium and the density of the cells. A tissue culture log
Experimental－Surgery3
Antibiotic GuidelinesGeneral RecommendationsSelectionIf a culture and sensitivity is not available, select antibiotics based on probable organism and
In－Vitro－Conservation－and－Cryopreservation－of－Ornamental－Plants
Today, the conservation of ornamental germplasm can take advantage of innovative techniques which allow preservation in vitro (slow growth storage
TISSUE－CULTURE－ON－COVERSLIPS
I. Purpose:A. Skin tissue may be used for chromosome analysis in special cases when the results from peripheral blood are inconclusive, e.g. suspected
细胞培养实验的无菌化技术
The use of aseptic technique is essential for avoiding the production of infection whilst undertaking tissue culture activities.Many activities take p
市场营销费用高－制药公司如何平衡抗癌药物的成本效益
在美国，将一款新抗癌药推向市场的成本是及其高昂的，但是制药公司往往通过上市多个适应症来扩大自己的产品效益。 来自Best Practices的研究报告表示：虽然20个上市药物中的大多数（60%）药物在上市第一个适应症后没有达到最初的销售期望值，但是通过随后的第二个或第三个治疗适应症的获批及上市
LIVE/DEAD®－Fixable－Dead－Cell－Stain－Kits
实验概要The LIVE/DEAD® Fixable Dead Cell Stain Kits use a novel method to evaluate the viability of mammalian cells by flow cytometry. These assays are
异国他乡的外科操作警语
1.Remove the bone, leave the brain alone. 尽可能保护脑组织，可能需要更多切除颅骨。 2. An arachnoid membrane is your best ally. Always do your dissection within th
使用快速太赫兹量子阱光电探测器的太赫兹光检测（三）
DiscussionIn this work we demonstrate that the fast terahertz QWP detector is capable of responding 6.2 GHz modulated terahertz light. We should
Chick－Chorioallantoic－Membrane－(CAM)－Assay
CAM ASSAYShell-less embryo cultureFertilized white leghorn chicken eggs (SPAFAS Inc., Norwich, CT) were received at day 0 andincubated for 3 days at 3
【PCB技巧】相同模块布局布线的方法（一）
PCB的相同模块如图12－10所示。很多PCB设计板卡中存在相同模块，给人整齐、美观的感觉。从设计的角度来讲，整齐划一，不但可以减少设计的工作量，还保证了系统性能的一致性，方便检查与维护。相同模块的布局布线存在其合理性和必要性。图12－10 PCB的相同模块（1）相同模块布局布线的注意事项
540万！中国科学院近代物理研究所采购54套质谱计
分析测试百科网讯 近日，中国科学院近代物理研究所质谱计采购项目（项目编号：OITC-G190221640）进行公开招标，HIAF项目增强器BRing和环形谱仪SRing真空系统为极高真空系统，干净的静态极高真空系统烘烤后的残余气体有特定的谱图，质谱计的作用是分析获得的真空是否满足设计要求；烘烤后的极
Uncompromized－Safety－and－Performance
When it comes to harsh, corrosive and potentially explosive environments, highest safety standards and efficient Performance are the rule. The ICS
Differential－Interference－Contrast
Differential Interference Contrast (Nomarski, DIC, Hoffman Modulation Contrast)PrincipleDifferential interference microscopy requires several optical
复发性无菌性脑膜炎的简介
复发性无菌性脑膜炎(recurrent aseptic meningitis)系指脑膜炎呈反复发作病程，发作时出现发热，颈部强直等脑膜刺激征，同时脑脊液检查主要呈淋巴细胞增多及蛋白轻度增高，一般历时数天迅速自然缓解，在发作间歇期症状完全消失，脑脊液也完全恢复正常，其病程良性，可反复发作达数年之久
250－度耐高温过滤器和400度－耐高温过滤器的区别
250度耐高温高效过滤器适用场所及应用领域：1、航天、电子、半导体、晶片、生物制药、医院、食品加工等高洁净度场合。2、空调通风系统的终端（末端过滤及热风式高温烤炉、烤箱）。3、医院的手术室、医院、生物制药、实验室、线路板、微电子、光学、LED光电、QS食品加工或净化设备末端温度较高要求的洁净工作环境
Whole－mount－TUNEL－analysis－of－Xenopus－embryos
Fixation and pretreatmentDejelly albino embryos carefully in 2% Cystein (pH 7.8).Remove the vitellin membrane with two pairs of tweezers (or c
Immunofluorescent－Staining－of－Drosophila－Larval－Brain－Tissue
实验概要The Drosophila larval brain is a well-established model for investigating the role of stem cells in development. Neuroblasts (neural stem cells)
Axolotl－Microsurgery
I. Embryo Preparation1) Manually dejelly embryo of appropriate stage. Use fine foreps to break hole in hard jelly coat. Remove membrane around embryo
Creation－and－Use－of－Infectious－Virus－Vector
Creation and use of your infectious vector:Plate 5 x 105 293T cells in 6 cm2 dishes containing 5 ml of media. (This can be scaled up if desired).The f
CREATION－AND－USE－OF－YOUR－INFECTIOUS－VECTOR
实验概要CREATION AND USE OF YOUR INFECTIOUS VECTOR实验步骤Day 1 1. Plate 5 x 105 293T cells in 6 cm2 dishes containing 5 mL of media. (This can be scal
New－white－paper－explains－how－ISM－measurement－systems－can－reduce－the－SOP
Creating and managing Standard Operating Procedures (SOPs) to meet quality control system requirements, necessitates a great deal of pharmaceutica
高分辨率太赫兹时域光谱仪系统（0.34－THz）参数
指标参数TeraSys 4000Frequency range0.3-4 THzOutput power>50 nWSpectral resolution100:1, verticalInput voltage110V/240V, 50 or 60 HzPower consumptin< 60WWa