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全部话题 - 话题: osteoclast
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r*****i
发帖数: 117
1
来自主题: Biology版 - 某KO小鼠表型分析求助-有图片
thank you for your suggestions.
Differentiation of myeloid progenitor into monocyte/osteoblast/osteoclast
could be influenced. We have litter evidence for it, but not enough.
We found there is more osteoclast in KO mice compared to WT ctl at the same
age. and bone density is less compared to control mice.
As for your suggestion: Meyloid progenitor 分化成monocyte/osteoblast/
osteoclast那一类细胞的分化通路受到影响了么.
How can we check it?
Here is my plan: check MPP, CMP, MEP, GMP and monocyte number for KO and
cont... 阅读全帖
j*****a
发帖数: 658
2
来自主题: Faculty版 - 申请绿卡需要review
来faculty版请各位大牛帮忙。本人去年这里phd毕业现在postdoc。文章不多
environmental
sciences一篇,cardiovascular biology (准确说是transcriptional regulation of
a
potassium channel in heart)一篇。现在postdoc conferences 2篇,一篇review in
preparation with boss, 一片original paper in preparation too。 postdoc 方向
是bone biology,准确说是osteoclast formation的机理。
现在在申请eb1b,除了给老板的journal review了6次,别人找他的杂志他forward给我
两次之
外,想再多一个或两个journal review。 律师说中国的杂志都可以。我不想麻烦老板
,虽然他人不
错,但是我想他一定不喜欢我这么做,因为我现在手上除了试验要做还有两篇文章要写
。但是身份的事
情自己不做不行,已经拖了很久。所以想请班上各位faculty大牛们帮帮
C********g
发帖数: 9656
3
来自主题: Food版 - 女性应多吃的五种食物
http://www.oosun.com/huati/view/id-6291
常常可以看到各式针对女性的营养品在电视广告中出现,那要怎么吃才能从食物中获取
所需的营养,保持身体健康呢?以下是caring.com整理出5种女性应该多吃的五种食物:
花椰菜
花椰菜具有无可匹敌的抗癌效果,它的植物营养素可以中和致癌物质,并促进解毒酶帮
助身体排除毒素。其中芥兰素(Indole-3-Carbinol)能降低罹患乳癌和子宫颈癌的风
险、抑制癌细胞扩散,丰富的黄酮山萘酚则可以对抗卵巢癌。
花椰菜同时也是摄取叶酸的良好来源,它是制造和保护DNA的重要成分,胎儿神经系统
的发展、制造新血、新细胞与虹羯蛋白质也都需要叶酸,是孕妇重要的营养需求,而且
叶酸可以促使体内血清素增加,改善忧郁症的症状。另外,花椰菜是天然的利尿剂,可
以帮助月经前综合症造成的腹胀问题。
为了理想的口感及保留营养,蒸煮花椰菜时呈明亮的绿色即可,不要超过五分钟,可以
搭配初榨橄榄油、柠檬和盐巴调味。
洋葱
洋葱具有很多治愈及促进健康的特性,能抗炎、抗菌,是天然的血液稀释剂。含有丰富
的铬、维生素C和膳食纤维,也是摄取锰、维生素B6... 阅读全帖
j****d
发帖数: 123
4
来自主题: Medicine版 - 求推荐骨质疏松的保健品
钙片(Calcium Citrate) 和维生素D3 - not enough
she needs bisphosphonate drug, such as fosamax or boniva, or zometa if her
condition is severe
calcium and D works on promoting bone formation by osteoblasts
bisphosphonates work by blocking bone degradation by osteoclasts
But in old people, you can't make them building new bones like a developing
child. Mostly they are not building any new bones
Therefore, slowing or stopping bone degradation is the key in saving her
from worsening osteoporosis. You sho... 阅读全帖
S*********e
发帖数: 127
5
来自主题: Biology版 - paper wanted
GPCR kinase 2 interacting protein 1 (GIT1) regulates osteoclast function and
bone mass.
Menon P, Yin G, Smolock EM, Zuscik MJ, Yan C, Berk BC.
J Cell Physiol. 2010 Jun 21.
a*****[email protected]
thanks a lot.
S*********e
发帖数: 127
6
来自主题: Biology版 - paper wanted
GPCR kinase 2 interacting protein 1 (GIT1) regulates osteoclast function and
bone mass.
Menon P, Yin G, Smolock EM, Zuscik MJ, Yan C, Berk BC.
J Cell Physiol. 2010 Jun 21.
a*****[email protected]
thanks a lot.
l**********n
发帖数: 240
7
来自主题: Biology版 - 一个64年出生的人
Josef Martin Penninger
Most significant scientific contributions:
Our basic approach is to genetically manipulate and change genes in mice and
to
determine the effects of these mutations in development of the whole
organism and in
diseases. From these mutations we are trying to establish basic principles
of
development and basic mechanisms of disease pathogenesis. My laboratory
focuses on
heart diseases, autoimmune diseases and cancers, and bone diseases. On all
the listed
contributions below I ... 阅读全帖
s****9
发帖数: 932
8
Are you sure?
I am not a macrophage expert. But I believed that RANKL+M-CSF turn BM cells
differentiate into osteoclast.
k******y
发帖数: 897
9
来自主题: Biology版 - 包子求PAPER,谢谢
如题,信息如下,
Endocrinology. 1988 Apr;122(4):1373-82.
Osteoclast-like cell formation and its regulation by osteotropic hormones in
mouse bone marrow cultures.
Takahashi N, Yamana H, Yoshiki S, Roodman GD, Mundy GR, Jones SJ, Boyde A,
Suda T.
l*******n
发帖数: 554
s********n
发帖数: 248
11
来自主题: Biology版 - 某KO小鼠表型分析求助-有图片
敲的是跟CSF-1或者phosphoinositide信号通路有关的么?Meyloid progenitor 分化成
monocyte/osteoblast/osteoclast那一类细胞的分化通路受到影响了么?
z*t
发帖数: 863
12
来自主题: Biology版 - 某KO小鼠表型分析求助-有图片
不仅要做cmp/mep/gmp lt-hsc/st-hsc/mpp staining,还要有完整的lineage analysis:
erythroid: ter119/cd71, myeloid: Gr1, mac1, B cell lineage: CD19, B220 T
cell lineage: CD4,CD8。这些外周血、骨髓,spleen都做一下.对于block of
differentiation,主要还是FACS和giemsa-wright stain来确定。
还有为了排除microenvironment的影响,还要把KO mice的bm移植给wt mice。至于
osteoclast,最近认为lymphnoid progenitor会呆在osteoblast旁边,并受cxcl12调控
。去年的ASH也有人在osteoblast overexpress beta-catenin可以导致leukemia的

same
l*****e
发帖数: 413
13
来自主题: Chemistry版 - paper help
Blair HC, Teitelbaum SL, Ghiselli R, Gluck S. 1989. Osteoclastic bone
resorption by a polarized vacuolar proton pump. Science 245:855–57
l******[email protected]
thanks
l********z
发帖数: 810
14
An elderly woman has generalized bone pain and loss of height over the last
5 years. Complete blood count is normal Serum calcium , phosphate, and
creatinine concentrations and serum alkaline phosphatase activity are within
reference range . serum protein electrophoresis shows no abnormalities . X
ray films of the spine show generalized bone density and compression
fracture of T8 . Which of the following is most likely to be seen in the
tissue obtained on biopsy of the iliac crest
?
1] cysts fil
h***a
发帖数: 312
15
来自主题: MedicalCareer版 - 请教一题NBME step 1
Q.
A 5-y-o girl is brought to the physician by her parents for an initial
physical examination. They recently moved to town, and they failed to bring
any medical records. They state that the child was "behind" in most of her
developmental milestones, and that her teeth erupted "late." During the last
3 years, she has sustained fractures of both upper extremities as well as
her left lower extremity. The physician notes a distinct nasal quality to
the child's voice. Her height is at the 10th p... 阅读全帖
y*****l
发帖数: 5997
16
来自主题: _pennystock版 - 医保部讨论一下EXEL吧
1月有个会议,这个最近有什么炒点吗?
Exelixis reports encouraging data from Phase II MBC trial
4 days 2 hours 36 minutes ago - Datamonitor via Comtex
Exelixis, Inc., a biotechnology company, has reported positive preliminary
data from a cohort of 45 patients with metastatic breast cancer, or MBC,
participating in the ongoing cabozantinib Phase II randomized
discontinuation trial, or RDT.
As of the October 15, 2011 data cut-off, 45 patients with previously treated
estrogen receptor-positive, triple negative, or in... 阅读全帖
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