1.黑胶虫是来源于血清吗?
目前科学界对黑胶虫的身份并无定论, 通常是显微镜下观察到密密麻麻的小黑点在培养基中自主游动,就称为黑胶虫污染。本公司技术服务部”Dr.Cell” 目前检测的数十个所谓”黑胶虫”样本,其中62%为细菌(如Sphingomonas paucimobilis,Blastomonas natatoria strain),38%为支原体(如:Mycoplasma hyorhinis,Mycoplasma pulmonis strain)。黑胶虫在镜下的典型特征呈卵圆状、球状、杆状等,可引起细胞生长迟缓或裂解凋亡。目前没有充分的数据表明黑胶虫来源于血清,因为其尺寸远大于血清过滤时所用的0.1微米(μm)滤膜。建议各位老师通过使用三抗(Cat#: 03-032-1B)外加支原体处理试剂(Cat#: 03-038-1B)尝试杀灭黑胶虫。
2.血清存在批间差吗?
因为血清来源于动物,其组成成分有1000种左右,且血清组成及含量常随供血动物的性别、年龄、生理条件和营养条件不同而异。每个批号的组分和百分比含量都是不固定的,所以批间差异是存在的。
建议先进行批号测试,筛选出合适批号,购买半年甚至一年以上的用量,避免批间差造成实验波动(胎牛血清在-20℃保存可达5年)。
上海文韧生物相关产品
Hyclone | |||
Hyclone胎牛血清FBS | Sv30087.01 | SOUTH AMERICA | 100ML |
Hyclone胎牛血清FBS | Sv30087.02 | SOUTH AMERICA | 500ML |
Hyclone优等胎牛血清FBS | SH30084.03 | AUSTRALIA | 500ML |
Hyclone优等胎牛血清FBS | SH30406.05 | New Zealand | 500ML |
Hyclone特级胎牛血清FBS | SH30396.03 | Canada | 500ML |
Hyclone特级胎牛血清FBS | SH30070.03 | USA | 500ML |
Hyclone特级胎牛血清FBS | SH30070.03E | USA | 500ML |
Hyclone标准胎牛血清FBS | SH30370.03 | AUSTRALIA | 500ML |
Hyclone活性炭/葡聚糖处理胎牛血清Charcoal Stripped FBS | SH30068.03 | USA | 500ML |
Hyclone活性炭/葡聚糖处理胎牛血清,热灭活,Charcoal Stripped FBS | SH30068.03HI | USA | 500ML |
Hyclone新生牛血清New born calf serum | SH30406.01 | New Zealand | 500ML |
Hyclone马血清Horse Serum | SH30074.03 | USA | 500ML |
Hyclone乌拉圭胎牛血清 | SV30087. 03 | Uruguay | 500ML |
Hyclone标准胎牛血清FBS | SH30071.03 | USA | 500ML |
Hyclone优等胎牛血清FBS | SV30106.03 | SOUTH AMERICA | 500ML |
Hyclone新生牛血清New born calf serum | SH30073.03 | USA | 500ML |
SERANA胎牛血清FBS | S-FBS-SA-011 | SOUTH AMERICA | 100ML |
SERANA胎牛血清FBS | S-FBS-SA-015 | SOUTH AMERICA | 500ML |
SERANA胎牛血清FBS | S-FBS-US-015 | USA | 500ML |
SERANA人血清,Human Serum | S-HU-US-011 | USA | 100ML |
SERANA人AB血清Off the clot, Type AB | S-HU-US-021 | USA | 100ML |
SERANA超低IgG胎牛血清Ultra-low IgG FBS | S-FBS-SA-055 | SOUTH AMERICA | 500ML |
SERANA透析胎牛血清Dialyzed FBS | S-FBS-US-065 | USA | 500ML |
SERANA活性炭/葡聚糖处理胎牛血清Charcoal Stripped FBS | S-FBS-AU-045 | AUSTRALIA | 500ML |
BOVOGEN胎牛血清FBS | SFBS | SOUTH AMERICA | 500ML |
BOVOGEN胎牛血清FBS | SFBS | New Zealand | 500ML |
BOVOGEN新生牛血清New born calf serum | SNCS | New Zealand | 500ML |
PAA 优等胎牛血清FBS | A15-151 | EU | 500ML |
BI优等胎牛血清 | 04-001-1ACS | SOUTH AMERICA | 500ML |
BI ES级别胎牛血清 | 04-002-1A | SOUTH AMERICA | 500ML |
Sigma 特级胎牛血清 | F2442 | USA | 500ML |
Corning CellGro康宁优等胎牛血清 | 35-076-CV | AUSTRALIA | 500ML |
PAN胎牛血清FBS | P30-3302 | SOUTH AMERICA | 500ML |
PAN胎牛血清FBS | ST30-3302 | SOUTH AMERICA | 500ML |
PAN ES级别胎牛血清 | ST30-2602 | SOUTH AMERICA | 500ML |
NTC优等胎牛血清 | SFBE | 阿根廷 | 500ML |
Gemini优等胎牛血清 | 900-108 | SOUTH AMERICA | 500ML |
Gemini特级胎牛血清 | 100-500 | USA | 500ML |
Sigma正常人AB血清 | H4522 | USA | 100ML |
gibco无外泌体血清 | A27208-03 | 50ml | |
gibco无外泌体血清 | A27208-01 | 500ml | |
SBI 无外泌体血清 | EXO-FBS-50A-1 | USA | 50ML |
WR无外泌体血清 | 进口 | 50ML | |
Gemini人血清 | 100-512 | 100ML | |
SclenCell胎牛血清 | 0500 | 500ml | |
NTC优等胎牛血清 | FBEF | 500ml |