派遣報告書



氏名 小沢 学
長期/短期 短期
派遣先 アメリカ・ペンシルベニア
Society for the Study of Reproduction
派遣期間 平成24年8月11日~8月17日


成果報告書 
発表タイトル(ポスター)

Transcriptome of the inner cell mass and Trophectoderm in Bovine Blastocyst as Determined by next Generation Sequencing

 The 45th annual meeting of the Society of the Study of Reproduction (SSR), where I took part in for presenting our latest data, was held at the Pennsylvania State University, State College, Pennsylvania from 12th to 15th August 2012. Penn State University started its history as an agricultural school 1855, and now is one of the highest ranked public universities in life science area in US.

 Though main focuses of the researchers attending the SSR are of course related with reproduction, interests in detail vary in a wide range, e.g., from mammalian to fish, or from basic science to applied science including medical, veterinary, agricultural or wild life conservations. Since I belong to the Institute of Medical Science, my research focuses tend to be limited in basic molecular biology using model animals, communications between scientists who have the same interest but have different aspects and points of view ignited my motivations and imaginations, and definitely made me more active in future research.

 I was presenting data done by collaboration with the University of Tokyo and University of Florida, where I used to be as a post-doc supported by JSPS. We analyzed whole transcriptome in the trophoectoderm (TE) and inner cell mass (ICM) of preimplantation bovine embryo using next generation sequencer. Next generation sequencing is a kind of ‘state of the art’ methodology, and differentiation into TE and ICM is the first lineage segregation of the mammalian life. Furthermore period during preimplantation development is one of the biggest periods for embryonic loss or abortion. Thus many scientists including young trainees or ‘big names’ came gathering my presentation and gave me numerous questions. All conversations I had at the conference must help us finishing manuscript as a better one.

 I also enjoyed reunion of the lab to which I used to belong. Former students become ambitious post-docs, and post-docs to be energetic mentors. Overall, I would like to thank the GCOE programs for giving me this great opportunity to be in the meeting and discuss a lot with scientist all over the world.


  
   Presenting Data on Poster        Lab Reunion at Banquet         


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