x*y
2 楼
俺又躺着重枪了, 俺要找味精单挑,就单挑张国荣吧, 俺挺吃亏的, 完整的一首都
没听过, 所以味精先奔
发信人: abbadozju (味精), 信区: Music
标 题: Re: 【原创】也来说说张国荣的音色、唱功以及其他
版务!!!
我强烈要求在【翻唱】,【原创】,【灌水】这些title之后
再加上【起哄】帖!!!
发信人: abbadozju (味精), 信区: Music
标 题: Re: 【灌水】学习了睡鼠和味精童鞋关于哥哥的大作后。。。。
发信站: BBS 未名空间站 (Wed Mar 7 14:41:31 2012, 美东)
事情的经过是这样滴:
。。。。。
然后吃午饭。看到晕调兄弟滴高论关于哥哥滴,
当然我没有跟帖。因为我一般有啥看法都不会咋说。
没有跟帖可以证明我不想惹事,对吧?
然后我就看到版规;
然后我就看到小楼的纯水帖;
然后我就回了小楼的纯水帖;
这一切也都证明我没有针对性,也不想惹事,对吧?
然后我就想说,我也可以发个灌水帖,好玩嘛,对吧?
然后我就跟着版上的讨论发了我那个帖。
在那个帖里,我唯一提到的ID好像是小楼,对吧?
这一切也都证明我没有针对性,也不想惹事,除了小楼,哈哈,对吧?
但是现在,我发现这个标题有我的ID,我想坏了,我不想惹事的,结果
中枪了,咋整?
所以我赶紧回帖,特此声明,我没有想惹事,最多有那么一点点起哄,
但和起哄帮那三位高手相比我算好的,对吧?
哈哈,写完了。
没听过, 所以味精先奔
发信人: abbadozju (味精), 信区: Music
标 题: Re: 【原创】也来说说张国荣的音色、唱功以及其他
版务!!!
我强烈要求在【翻唱】,【原创】,【灌水】这些title之后
再加上【起哄】帖!!!
发信人: abbadozju (味精), 信区: Music
标 题: Re: 【灌水】学习了睡鼠和味精童鞋关于哥哥的大作后。。。。
发信站: BBS 未名空间站 (Wed Mar 7 14:41:31 2012, 美东)
事情的经过是这样滴:
。。。。。
然后吃午饭。看到晕调兄弟滴高论关于哥哥滴,
当然我没有跟帖。因为我一般有啥看法都不会咋说。
没有跟帖可以证明我不想惹事,对吧?
然后我就看到版规;
然后我就看到小楼的纯水帖;
然后我就回了小楼的纯水帖;
这一切也都证明我没有针对性,也不想惹事,对吧?
然后我就想说,我也可以发个灌水帖,好玩嘛,对吧?
然后我就跟着版上的讨论发了我那个帖。
在那个帖里,我唯一提到的ID好像是小楼,对吧?
这一切也都证明我没有针对性,也不想惹事,除了小楼,哈哈,对吧?
但是现在,我发现这个标题有我的ID,我想坏了,我不想惹事的,结果
中枪了,咋整?
所以我赶紧回帖,特此声明,我没有想惹事,最多有那么一点点起哄,
但和起哄帮那三位高手相比我算好的,对吧?
哈哈,写完了。
y*e
3 楼
I have a family plan (voice) with two line at ATT. Now I'm thinking of
upgrading both lines to Iphone. Is there any family plan for data service?
or I have to purchase separately the data plans for the two Iphone? Thanks...
By the way, not sure if we should get 8G or 16G Iphone. Do you think 8G is
enough?
upgrading both lines to Iphone. Is there any family plan for data service?
or I have to purchase separately the data plans for the two Iphone? Thanks...
By the way, not sure if we should get 8G or 16G Iphone. Do you think 8G is
enough?
b*n
4 楼
Hi folks,
I am doing a CO-IP for an endogenous nuclear protein. I have tried several
protocols with acid wash but have not
been successful even once so far. Can anybody kindly share a protocol with
me if it works for you? Or can
anybody give suggestions for trouble shooting? Thank you!
I am doing a CO-IP for an endogenous nuclear protein. I have tried several
protocols with acid wash but have not
been successful even once so far. Can anybody kindly share a protocol with
me if it works for you? Or can
anybody give suggestions for trouble shooting? Thank you!
c*6
5 楼
没有必要必须回国。只要美国有公司用您的话就可以。。。
B2转F1也是可以在美国境内提交材料就可以的。。。
应该是同样的道理。。。
B2转F1也是可以在美国境内提交材料就可以的。。。
应该是同样的道理。。。
b*a
6 楼
哈哈,俺观战~
y*e
7 楼
anyone? thanks...
...
【在 y******e 的大作中提到】
: I have a family plan (voice) with two line at ATT. Now I'm thinking of
: upgrading both lines to Iphone. Is there any family plan for data service?
: or I have to purchase separately the data plans for the two Iphone? Thanks...
: By the way, not sure if we should get 8G or 16G Iphone. Do you think 8G is
: enough?
...
【在 y******e 的大作中提到】
: I have a family plan (voice) with two line at ATT. Now I'm thinking of
: upgrading both lines to Iphone. Is there any family plan for data service?
: or I have to purchase separately the data plans for the two Iphone? Thanks...
: By the way, not sure if we should get 8G or 16G Iphone. Do you think 8G is
: enough?
w*r
8 楼
如果是很难做的endogenous CO-IP,不妨先用DSP crosslink一下再做,
虽然很多人鄙视这种corsslink后做出来的CO-IP结果,但只要做好各种control,我觉
得其实也还可以。
虽然很多人鄙视这种corsslink后做出来的CO-IP结果,但只要做好各种control,我觉
得其实也还可以。
g*t
9 楼
哈哈,co-围观!
s*e
10 楼
No family plan for data. You need to pay data service for each iPhone. 16g
is the minium for iPhone 4s and it is enough. If you go 4 old edition, 8g is
enough too.
...
【在 y******e 的大作中提到】
: I have a family plan (voice) with two line at ATT. Now I'm thinking of
: upgrading both lines to Iphone. Is there any family plan for data service?
: or I have to purchase separately the data plans for the two Iphone? Thanks...
: By the way, not sure if we should get 8G or 16G Iphone. Do you think 8G is
: enough?
is the minium for iPhone 4s and it is enough. If you go 4 old edition, 8g is
enough too.
...
【在 y******e 的大作中提到】
: I have a family plan (voice) with two line at ATT. Now I'm thinking of
: upgrading both lines to Iphone. Is there any family plan for data service?
: or I have to purchase separately the data plans for the two Iphone? Thanks...
: By the way, not sure if we should get 8G or 16G Iphone. Do you think 8G is
: enough?
w*r
11 楼
1.wash cell twice with PBS
2. incubate with DSP/DMSO/PBS solution for 20min at RT (freshly!!! prepared
DSP,2.5mg DSP-->480ul DMSO-->12ml PBS, final 200ug/ml DSP)
3. wash 2XPBS
4.incubate 5min with 50mM Glycine/PBS
5. wash with PBS
6. harvest cell in RIPA buffer with PIM, w/o DTT!!!, followed by CO-IP. Wash stringently with RIPA before WB.
Good luck!
【在 b*******n 的大作中提到】
: Hi folks,
: I am doing a CO-IP for an endogenous nuclear protein. I have tried several
: protocols with acid wash but have not
: been successful even once so far. Can anybody kindly share a protocol with
: me if it works for you? Or can
: anybody give suggestions for trouble shooting? Thank you!
2. incubate with DSP/DMSO/PBS solution for 20min at RT (freshly!!! prepared
DSP,2.5mg DSP-->480ul DMSO-->12ml PBS, final 200ug/ml DSP)
3. wash 2XPBS
4.incubate 5min with 50mM Glycine/PBS
5. wash with PBS
6. harvest cell in RIPA buffer with PIM, w/o DTT!!!, followed by CO-IP. Wash stringently with RIPA before WB.
Good luck!
【在 b*******n 的大作中提到】
: Hi folks,
: I am doing a CO-IP for an endogenous nuclear protein. I have tried several
: protocols with acid wash but have not
: been successful even once so far. Can anybody kindly share a protocol with
: me if it works for you? Or can
: anybody give suggestions for trouble shooting? Thank you!
r*d
12 楼
恩,小楼的楼一定要在地基留名!
【在 x******y 的大作中提到】
: 俺又躺着重枪了, 俺要找味精单挑,就单挑张国荣吧, 俺挺吃亏的, 完整的一首都
: 没听过, 所以味精先奔
: 发信人: abbadozju (味精), 信区: Music
: 标 题: Re: 【原创】也来说说张国荣的音色、唱功以及其他
: 版务!!!
: 我强烈要求在【翻唱】,【原创】,【灌水】这些title之后
: 再加上【起哄】帖!!!
: 发信人: abbadozju (味精), 信区: Music
: 标 题: Re: 【灌水】学习了睡鼠和味精童鞋关于哥哥的大作后。。。。
: 发信站: BBS 未名空间站 (Wed Mar 7 14:41:31 2012, 美东)
【在 x******y 的大作中提到】
: 俺又躺着重枪了, 俺要找味精单挑,就单挑张国荣吧, 俺挺吃亏的, 完整的一首都
: 没听过, 所以味精先奔
: 发信人: abbadozju (味精), 信区: Music
: 标 题: Re: 【原创】也来说说张国荣的音色、唱功以及其他
: 版务!!!
: 我强烈要求在【翻唱】,【原创】,【灌水】这些title之后
: 再加上【起哄】帖!!!
: 发信人: abbadozju (味精), 信区: Music
: 标 题: Re: 【灌水】学习了睡鼠和味精童鞋关于哥哥的大作后。。。。
: 发信站: BBS 未名空间站 (Wed Mar 7 14:41:31 2012, 美东)
c*r
13 楼
推荐pierce的这个kit:http://www.piercenet.com/products/browse.cfm?fldID=01010345
也要cross link,对抗体量要求比较高。目前用着不错,但还没有做mass spec验证。
。。
也要cross link,对抗体量要求比较高。目前用着不错,但还没有做mass spec验证。
。。
l*e
14 楼
最近没跟贴的猫,都已经看不懂版上发生了事 lol
b*n
15 楼
Thank you a lot, guys!!!
i*w
16 楼
赞,这个单挑很有力
【在 x******y 的大作中提到】
: 俺又躺着重枪了, 俺要找味精单挑,就单挑张国荣吧, 俺挺吃亏的, 完整的一首都
: 没听过, 所以味精先奔
: 发信人: abbadozju (味精), 信区: Music
: 标 题: Re: 【原创】也来说说张国荣的音色、唱功以及其他
: 版务!!!
: 我强烈要求在【翻唱】,【原创】,【灌水】这些title之后
: 再加上【起哄】帖!!!
: 发信人: abbadozju (味精), 信区: Music
: 标 题: Re: 【灌水】学习了睡鼠和味精童鞋关于哥哥的大作后。。。。
: 发信站: BBS 未名空间站 (Wed Mar 7 14:41:31 2012, 美东)
【在 x******y 的大作中提到】
: 俺又躺着重枪了, 俺要找味精单挑,就单挑张国荣吧, 俺挺吃亏的, 完整的一首都
: 没听过, 所以味精先奔
: 发信人: abbadozju (味精), 信区: Music
: 标 题: Re: 【原创】也来说说张国荣的音色、唱功以及其他
: 版务!!!
: 我强烈要求在【翻唱】,【原创】,【灌水】这些title之后
: 再加上【起哄】帖!!!
: 发信人: abbadozju (味精), 信区: Music
: 标 题: Re: 【灌水】学习了睡鼠和味精童鞋关于哥哥的大作后。。。。
: 发信站: BBS 未名空间站 (Wed Mar 7 14:41:31 2012, 美东)
b*n
17 楼
Do you know if this kit is also good for CO-IP?
Thank you.
【在 c*********r 的大作中提到】
: 推荐pierce的这个kit:http://www.piercenet.com/products/browse.cfm?fldID=01010345
: 也要cross link,对抗体量要求比较高。目前用着不错,但还没有做mass spec验证。
: 。。
Thank you.
【在 c*********r 的大作中提到】
: 推荐pierce的这个kit:http://www.piercenet.com/products/browse.cfm?fldID=01010345
: 也要cross link,对抗体量要求比较高。目前用着不错,但还没有做mass spec验证。
: 。。
j*a
19 楼
I read through the link and the advantage of this product is basically they
eliminate the contamination of antibody fragments in the immunoblot
following IP. It will give you less non-specfic background of IG heavy and
light chain. It has nothing to do with your problem which is no band
detected. Also one biggest disadvantage of this product is that, when IP
antibody is immobilized to the beads, there is possibility that it gets de-
activated somehow. Bascially you tend to have negative results.
【在 b*******n 的大作中提到】
: Do you know if this kit is also good for CO-IP?
: Thank you.
eliminate the contamination of antibody fragments in the immunoblot
following IP. It will give you less non-specfic background of IG heavy and
light chain. It has nothing to do with your problem which is no band
detected. Also one biggest disadvantage of this product is that, when IP
antibody is immobilized to the beads, there is possibility that it gets de-
activated somehow. Bascially you tend to have negative results.
【在 b*******n 的大作中提到】
: Do you know if this kit is also good for CO-IP?
: Thank you.
b*n
21 楼
Thanks!
Yes, that is exactly why I am asking this question.
they
【在 j*****a 的大作中提到】
: I read through the link and the advantage of this product is basically they
: eliminate the contamination of antibody fragments in the immunoblot
: following IP. It will give you less non-specfic background of IG heavy and
: light chain. It has nothing to do with your problem which is no band
: detected. Also one biggest disadvantage of this product is that, when IP
: antibody is immobilized to the beads, there is possibility that it gets de-
: activated somehow. Bascially you tend to have negative results.
Yes, that is exactly why I am asking this question.
they
【在 j*****a 的大作中提到】
: I read through the link and the advantage of this product is basically they
: eliminate the contamination of antibody fragments in the immunoblot
: following IP. It will give you less non-specfic background of IG heavy and
: light chain. It has nothing to do with your problem which is no band
: detected. Also one biggest disadvantage of this product is that, when IP
: antibody is immobilized to the beads, there is possibility that it gets de-
: activated somehow. Bascially you tend to have negative results.
a*u
22 楼
这个大家不要慌。
典故在这里:
话说台湾有个节目叫做“康熙来了”,
上节目的一半以上是通告艺人,
然后另外一半是为宣传电影,电视或者唱片新作
来上通告的艺人。
节目主持人有一个叫做小S的。
她经常没事就拿来宾开涮。
问一些不知所云的8g问题。
一开始我也不明就里啊,直到后来我才明白。
那叫收视点,就是说小S要是不待见某人啊,
那就整集节目不提那个人一个问题,结果就是
那人整集节目除了开始露一下脸,后面都隐形。
她要是要让某人有收视点,要让某人出彩啊,
她才猛提问题,插科打诨,还有开涮。
所以说,哈哈,意思估计是说清楚了。
【在 x******y 的大作中提到】
: 俺又躺着重枪了, 俺要找味精单挑,就单挑张国荣吧, 俺挺吃亏的, 完整的一首都
: 没听过, 所以味精先奔
: 发信人: abbadozju (味精), 信区: Music
: 标 题: Re: 【原创】也来说说张国荣的音色、唱功以及其他
: 版务!!!
: 我强烈要求在【翻唱】,【原创】,【灌水】这些title之后
: 再加上【起哄】帖!!!
: 发信人: abbadozju (味精), 信区: Music
: 标 题: Re: 【灌水】学习了睡鼠和味精童鞋关于哥哥的大作后。。。。
: 发信站: BBS 未名空间站 (Wed Mar 7 14:41:31 2012, 美东)
典故在这里:
话说台湾有个节目叫做“康熙来了”,
上节目的一半以上是通告艺人,
然后另外一半是为宣传电影,电视或者唱片新作
来上通告的艺人。
节目主持人有一个叫做小S的。
她经常没事就拿来宾开涮。
问一些不知所云的8g问题。
一开始我也不明就里啊,直到后来我才明白。
那叫收视点,就是说小S要是不待见某人啊,
那就整集节目不提那个人一个问题,结果就是
那人整集节目除了开始露一下脸,后面都隐形。
她要是要让某人有收视点,要让某人出彩啊,
她才猛提问题,插科打诨,还有开涮。
所以说,哈哈,意思估计是说清楚了。
【在 x******y 的大作中提到】
: 俺又躺着重枪了, 俺要找味精单挑,就单挑张国荣吧, 俺挺吃亏的, 完整的一首都
: 没听过, 所以味精先奔
: 发信人: abbadozju (味精), 信区: Music
: 标 题: Re: 【原创】也来说说张国荣的音色、唱功以及其他
: 版务!!!
: 我强烈要求在【翻唱】,【原创】,【灌水】这些title之后
: 再加上【起哄】帖!!!
: 发信人: abbadozju (味精), 信区: Music
: 标 题: Re: 【灌水】学习了睡鼠和味精童鞋关于哥哥的大作后。。。。
: 发信站: BBS 未名空间站 (Wed Mar 7 14:41:31 2012, 美东)
c*r
27 楼
“there is possibility that it gets de-activated somehow”
我也觉得是有这个可能,不然这个kit不会要求10 ug左右的抗体。
以前做不用crosslink的做,好像只要1-2 ug就够了。。。
they
【在 j*****a 的大作中提到】
: I read through the link and the advantage of this product is basically they
: eliminate the contamination of antibody fragments in the immunoblot
: following IP. It will give you less non-specfic background of IG heavy and
: light chain. It has nothing to do with your problem which is no band
: detected. Also one biggest disadvantage of this product is that, when IP
: antibody is immobilized to the beads, there is possibility that it gets de-
: activated somehow. Bascially you tend to have negative results.
我也觉得是有这个可能,不然这个kit不会要求10 ug左右的抗体。
以前做不用crosslink的做,好像只要1-2 ug就够了。。。
they
【在 j*****a 的大作中提到】
: I read through the link and the advantage of this product is basically they
: eliminate the contamination of antibody fragments in the immunoblot
: following IP. It will give you less non-specfic background of IG heavy and
: light chain. It has nothing to do with your problem which is no band
: detected. Also one biggest disadvantage of this product is that, when IP
: antibody is immobilized to the beads, there is possibility that it gets de-
: activated somehow. Bascially you tend to have negative results.
c*r
29 楼
还有一个问题,我是用银染检测的,你是用什么方法染胶?灵敏度有多高?这个也很关
键。^_^
键。^_^
b*n
31 楼
Really? I am actually doing the exact same experiment as you are.
Before, I used acid wash to get rid of non-specifc and IgG, but the silver
staining still runs terrible, which
makes the MS impossible. If you get only 3 or 4 bands, it is really awesome
!
Do you work on infected cultured-cells, or tissue? I am using tissue for my
experiment.
【在 c*********r 的大作中提到】
: 我目前用着还好,除了目的蛋白,还有至少三四个条带,目前正在分析中。。。
Before, I used acid wash to get rid of non-specifc and IgG, but the silver
staining still runs terrible, which
makes the MS impossible. If you get only 3 or 4 bands, it is really awesome
!
Do you work on infected cultured-cells, or tissue? I am using tissue for my
experiment.
【在 c*********r 的大作中提到】
: 我目前用着还好,除了目的蛋白,还有至少三四个条带,目前正在分析中。。。
C*l
32 楼
坐等欣赏两位的歌。。。
j*a
35 楼
what lysis buffer did you use? I am wondering if RIPA buffer/denature buffer
is okay for IP......
Do you know anything about this? THanks!
western
【在 b*******n 的大作中提到】
: I have a candidate protein, so I used it as positive control. I did western
: blots to detect it, which should be
: more sensitive than silver staining...
is okay for IP......
Do you know anything about this? THanks!
western
【在 b*******n 的大作中提到】
: I have a candidate protein, so I used it as positive control. I did western
: blots to detect it, which should be
: more sensitive than silver staining...
k*i
36 楼
我同意味精兄的提议
加上[起哄]和[单挑]两个类型
加上[起哄]和[单挑]两个类型
a*u
38 楼
小楼,单挑来喽!!!
说风再起时,就风再起时。
因为是单挑,我就点到为止,
就唱一段差不多就好,哈哈哈。
风再起时 张国荣
曲:张国荣 词:陈少琪
我 回头再望某年
象失色照片 乍现眼前
这个茫然困惑少年
愿一生以歌 投入每天永不变
任旧日路上风声取笑我
任旧日万念俱灰也经过
我最爱的歌最后总算唱过
毋用再争取更多
风再起时 默默地这心不再计较与奔驰
我纵要依依带泪归去也愿意
珍贵岁月里 寻觅我心中的诗
风再起时 寂静夜深中想到你对我支持
再听见欢呼里在泣诉我谢意
虽已告别了 仍是有一丝暖意
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
以下我没有唱,呵呵。
~~~~~~~~~~~~~~~
我 浮沉了十数年
在星空里闪 带着惘然
请你容我别去前
赠出这阙歌 来日某天再相见
但愿用热烈掌声欢送我
在日后淡淡一生也不错
那暖暖双手最后可永远伴我
何用再得到更多
仍没有一丝悔意
【在 x******y 的大作中提到】
: hahaha, 居然还有比俺还少会一句的, 俺会三句那个啥倩女幽魂, 当然别的歌都不会
说风再起时,就风再起时。
因为是单挑,我就点到为止,
就唱一段差不多就好,哈哈哈。
风再起时 张国荣
曲:张国荣 词:陈少琪
我 回头再望某年
象失色照片 乍现眼前
这个茫然困惑少年
愿一生以歌 投入每天永不变
任旧日路上风声取笑我
任旧日万念俱灰也经过
我最爱的歌最后总算唱过
毋用再争取更多
风再起时 默默地这心不再计较与奔驰
我纵要依依带泪归去也愿意
珍贵岁月里 寻觅我心中的诗
风再起时 寂静夜深中想到你对我支持
再听见欢呼里在泣诉我谢意
虽已告别了 仍是有一丝暖意
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
以下我没有唱,呵呵。
~~~~~~~~~~~~~~~
我 浮沉了十数年
在星空里闪 带着惘然
请你容我别去前
赠出这阙歌 来日某天再相见
但愿用热烈掌声欢送我
在日后淡淡一生也不错
那暖暖双手最后可永远伴我
何用再得到更多
仍没有一丝悔意
【在 x******y 的大作中提到】
: hahaha, 居然还有比俺还少会一句的, 俺会三句那个啥倩女幽魂, 当然别的歌都不会
j*a
39 楼
I am not sure if I understand you well...I thought the difference of non-
ionic (NP40, Triton X100) and ionic (SDS, sodium deoxycholate) is non-ionic
lysis buffer doesn't denature protein. Some of the antibody that recognizes
only non-denature antigen (original state, you might want to say) so that
you can't get good results if you use denature lysis buffer (SDS) with these
antibodies. In anothe word, non-denature lysis buffer is more safe. Am I
wrong?
So I am confused with what you said about "high background uses triton or
SDS, low background is tween"...what does it mean? sorry, i am new to this
technique...
Thanks
【在 s******s 的大作中提到】
: buffer都要试的,背景比较强的就上1% Triton-X100, 甚至0.1%SDS,
: 比较弱的只能0.1% Tween啥的了
:
: buffer
ionic (NP40, Triton X100) and ionic (SDS, sodium deoxycholate) is non-ionic
lysis buffer doesn't denature protein. Some of the antibody that recognizes
only non-denature antigen (original state, you might want to say) so that
you can't get good results if you use denature lysis buffer (SDS) with these
antibodies. In anothe word, non-denature lysis buffer is more safe. Am I
wrong?
So I am confused with what you said about "high background uses triton or
SDS, low background is tween"...what does it mean? sorry, i am new to this
technique...
Thanks
【在 s******s 的大作中提到】
: buffer都要试的,背景比较强的就上1% Triton-X100, 甚至0.1%SDS,
: 比较弱的只能0.1% Tween啥的了
:
: buffer
c*r
41 楼
我没有用过acid wash,我都是按照那个kit的protocol来的,用lysis buffer或者TBS
wash。其实我的银染的条带也目前也没有用western检测到,同实验室的博后检测到过
,但是需要蛋白上样量是我银染的五倍才勉强看到一条带。我们是用Li-Cor Odyssey的
Infrared western,理论上和银染灵敏度相当,但我持怀疑态度。上一个图片,背景比
较大,左边的是对照,右边的是IP,银染,按照kit的protocol的第二次的elution,10
ul上样量。
awesome
my
【在 b*******n 的大作中提到】
: Really? I am actually doing the exact same experiment as you are.
: Before, I used acid wash to get rid of non-specifc and IgG, but the silver
: staining still runs terrible, which
: makes the MS impossible. If you get only 3 or 4 bands, it is really awesome
: !
: Do you work on infected cultured-cells, or tissue? I am using tissue for my
: experiment.
wash。其实我的银染的条带也目前也没有用western检测到,同实验室的博后检测到过
,但是需要蛋白上样量是我银染的五倍才勉强看到一条带。我们是用Li-Cor Odyssey的
Infrared western,理论上和银染灵敏度相当,但我持怀疑态度。上一个图片,背景比
较大,左边的是对照,右边的是IP,银染,按照kit的protocol的第二次的elution,10
ul上样量。
awesome
my
【在 b*******n 的大作中提到】
: Really? I am actually doing the exact same experiment as you are.
: Before, I used acid wash to get rid of non-specifc and IgG, but the silver
: staining still runs terrible, which
: makes the MS impossible. If you get only 3 or 4 bands, it is really awesome
: !
: Do you work on infected cultured-cells, or tissue? I am using tissue for my
: experiment.
c*r
43 楼
我用的是sea urchin eggs,所有蛋白都是纯天然的。^_^ 不是转染、过表达的。一个
IP用2mg到8mg total protein。起始细胞重量大概是总蛋白的10倍左右。
awesome
my
【在 b*******n 的大作中提到】
: Really? I am actually doing the exact same experiment as you are.
: Before, I used acid wash to get rid of non-specifc and IgG, but the silver
: staining still runs terrible, which
: makes the MS impossible. If you get only 3 or 4 bands, it is really awesome
: !
: Do you work on infected cultured-cells, or tissue? I am using tissue for my
: experiment.
IP用2mg到8mg total protein。起始细胞重量大概是总蛋白的10倍左右。
awesome
my
【在 b*******n 的大作中提到】
: Really? I am actually doing the exact same experiment as you are.
: Before, I used acid wash to get rid of non-specifc and IgG, but the silver
: staining still runs terrible, which
: makes the MS impossible. If you get only 3 or 4 bands, it is really awesome
: !
: Do you work on infected cultured-cells, or tissue? I am using tissue for my
: experiment.
x*y
44 楼
这歌真的让俺回到了年轻的时候。。。满心惆怅欲哭无泪
j*a
45 楼
which one is your target protein band? biggest band?
TBS
10
【在 c*********r 的大作中提到】
: 我没有用过acid wash,我都是按照那个kit的protocol来的,用lysis buffer或者TBS
: wash。其实我的银染的条带也目前也没有用western检测到,同实验室的博后检测到过
: ,但是需要蛋白上样量是我银染的五倍才勉强看到一条带。我们是用Li-Cor Odyssey的
: Infrared western,理论上和银染灵敏度相当,但我持怀疑态度。上一个图片,背景比
: 较大,左边的是对照,右边的是IP,银染,按照kit的protocol的第二次的elution,10
: ul上样量。
:
: awesome
: my
TBS
10
【在 c*********r 的大作中提到】
: 我没有用过acid wash,我都是按照那个kit的protocol来的,用lysis buffer或者TBS
: wash。其实我的银染的条带也目前也没有用western检测到,同实验室的博后检测到过
: ,但是需要蛋白上样量是我银染的五倍才勉强看到一条带。我们是用Li-Cor Odyssey的
: Infrared western,理论上和银染灵敏度相当,但我持怀疑态度。上一个图片,背景比
: 较大,左边的是对照,右边的是IP,银染,按照kit的protocol的第二次的elution,10
: ul上样量。
:
: awesome
: my
b*n
49 楼
pretty!
However, the heavy band in the middle and at the bottom still look like
heavy chain and light chain. Have you
checked their MW and are they ? If yes, isn't that the kits suppose to get rid of the heavy
and light chain stuff?
TBS
10
【在 c*********r 的大作中提到】
: 我没有用过acid wash,我都是按照那个kit的protocol来的,用lysis buffer或者TBS
: wash。其实我的银染的条带也目前也没有用western检测到,同实验室的博后检测到过
: ,但是需要蛋白上样量是我银染的五倍才勉强看到一条带。我们是用Li-Cor Odyssey的
: Infrared western,理论上和银染灵敏度相当,但我持怀疑态度。上一个图片,背景比
: 较大,左边的是对照,右边的是IP,银染,按照kit的protocol的第二次的elution,10
: ul上样量。
:
: awesome
: my
However, the heavy band in the middle and at the bottom still look like
heavy chain and light chain. Have you
checked their MW and are they ? If yes, isn't that the kits suppose to get rid of the heavy
and light chain stuff?
TBS
10
【在 c*********r 的大作中提到】
: 我没有用过acid wash,我都是按照那个kit的protocol来的,用lysis buffer或者TBS
: wash。其实我的银染的条带也目前也没有用western检测到,同实验室的博后检测到过
: ,但是需要蛋白上样量是我银染的五倍才勉强看到一条带。我们是用Li-Cor Odyssey的
: Infrared western,理论上和银染灵敏度相当,但我持怀疑态度。上一个图片,背景比
: 较大,左边的是对照,右边的是IP,银染,按照kit的protocol的第二次的elution,10
: ul上样量。
:
: awesome
: my
s*s
51 楼
嗯,我没想过这个denature的问题。
对我来说,non-ionic对lipid作用比较强,对蛋白-蛋白作用弱,所以能去除比较弱
的蛋白相互作用。ionic的分离蛋白作用强点,0.1%SDS还是很稀,不至于蛋白全变性,
能够去掉中等的相互作用,并且溶解一下不好溶的蛋白。
ionic
recognizes
these
【在 j*****a 的大作中提到】
: I am not sure if I understand you well...I thought the difference of non-
: ionic (NP40, Triton X100) and ionic (SDS, sodium deoxycholate) is non-ionic
: lysis buffer doesn't denature protein. Some of the antibody that recognizes
: only non-denature antigen (original state, you might want to say) so that
: you can't get good results if you use denature lysis buffer (SDS) with these
: antibodies. In anothe word, non-denature lysis buffer is more safe. Am I
: wrong?
: So I am confused with what you said about "high background uses triton or
: SDS, low background is tween"...what does it mean? sorry, i am new to this
: technique...
对我来说,non-ionic对lipid作用比较强,对蛋白-蛋白作用弱,所以能去除比较弱
的蛋白相互作用。ionic的分离蛋白作用强点,0.1%SDS还是很稀,不至于蛋白全变性,
能够去掉中等的相互作用,并且溶解一下不好溶的蛋白。
ionic
recognizes
these
【在 j*****a 的大作中提到】
: I am not sure if I understand you well...I thought the difference of non-
: ionic (NP40, Triton X100) and ionic (SDS, sodium deoxycholate) is non-ionic
: lysis buffer doesn't denature protein. Some of the antibody that recognizes
: only non-denature antigen (original state, you might want to say) so that
: you can't get good results if you use denature lysis buffer (SDS) with these
: antibodies. In anothe word, non-denature lysis buffer is more safe. Am I
: wrong?
: So I am confused with what you said about "high background uses triton or
: SDS, low background is tween"...what does it mean? sorry, i am new to this
: technique...
c*r
59 楼
You are right. 我觉得中间的也是heavy chain。但是我觉得原因是这样的,抗体放久
了有些聚集,crosslink时大部分交联了,部分还是和其它的抗体结合在一起,然后被
我洗脱下来了。我猜是这个原因是因为重复用过几次的Resin再用的话就没有这个现象
了。
rid of the heavy
【在 b*******n 的大作中提到】
: pretty!
: However, the heavy band in the middle and at the bottom still look like
: heavy chain and light chain. Have you
: checked their MW and are they ? If yes, isn't that the kits suppose to get rid of the heavy
: and light chain stuff?
:
: TBS
: 10
了有些聚集,crosslink时大部分交联了,部分还是和其它的抗体结合在一起,然后被
我洗脱下来了。我猜是这个原因是因为重复用过几次的Resin再用的话就没有这个现象
了。
rid of the heavy
【在 b*******n 的大作中提到】
: pretty!
: However, the heavy band in the middle and at the bottom still look like
: heavy chain and light chain. Have you
: checked their MW and are they ? If yes, isn't that the kits suppose to get rid of the heavy
: and light chain stuff?
:
: TBS
: 10
w*r
63 楼
是的,你得到了它:)
LZ问题是CO-IP拖不下东西来要怎么优化。
那么用DSP把细胞内的蛋白连一下,一些比较弱或者transient的binding可以被固定住
,比较容易检测一点,也不用费劲去优化各种buffer的条件——虽然很多人看不上这种
CO-IP.
至于你们讨论的抗体和beads crosslink 可以消除IgG chains,但同时会导致抗体结合的效率更加低。
【在 c*********r 的大作中提到】
: 我想我明白了你说的crosslink和我说的crosslink不是一个东东。。。
: 我说的是把抗体和beads上的protein A/G交联起来,你可能是指把IP complex里的所有
: protein crosslink吧。
: 不知道我说的对不对。^_^
LZ问题是CO-IP拖不下东西来要怎么优化。
那么用DSP把细胞内的蛋白连一下,一些比较弱或者transient的binding可以被固定住
,比较容易检测一点,也不用费劲去优化各种buffer的条件——虽然很多人看不上这种
CO-IP.
至于你们讨论的抗体和beads crosslink 可以消除IgG chains,但同时会导致抗体结合的效率更加低。
【在 c*********r 的大作中提到】
: 我想我明白了你说的crosslink和我说的crosslink不是一个东东。。。
: 我说的是把抗体和beads上的protein A/G交联起来,你可能是指把IP complex里的所有
: protein crosslink吧。
: 不知道我说的对不对。^_^
c*n
92 楼
哈哈,这种楼以后可以多盖,这个气氛太好了。
月圆之夜,紫金城颠,一剑西来,天外飞仙!
月圆之夜,紫金城颠,一剑西来,天外飞仙!
s*o
93 楼
令俺想起了那句电影台词:
春天来了,
万物复苏,
冰河解冻,
彩蝶纷飞,
狗熊撒欢,
这是个
单挑 的
好季节
春天来了,
万物复苏,
冰河解冻,
彩蝶纷飞,
狗熊撒欢,
这是个
单挑 的
好季节
b*a
99 楼
哇塞,真猛啊
好听好听
但是都只唱这么少啊,太欺负人了
好听好听
但是都只唱这么少啊,太欺负人了
x*y
103 楼
通过在班上学习, 发现原来哥哥90年以前唱的和以后的不大一样。 90以后低音个多一
些胸声多一些。 俺印象都是90以后哥哥的歌声
些胸声多一些。 俺印象都是90以后哥哥的歌声
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