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<div class="card-body bg-light"> | <div class="card-body bg-light"> | ||
<br> | <br> | ||
− | + | <div class="row"> | |
− | + | <div class="col-md-12 col-sm-12"> | |
− | + | <h3 style=" padding-right: 5rem"><strong>Introduction </strong><br></h3> | |
+ | <h4> | ||
+ | The Food Industry Research and Development Institute (FIRDI)is a non-profit research institution in Taiwan. Established in 1965, the main work includes product development, biological resources preservation (gene bank for instance), biological inspection (such as paternity tests).In addition, it also has a section to store umbilical cord blood. | ||
+ | </h4> | ||
+ | <h3 style=" padding-right: 5rem"><strong>Motivation </strong><br></h3> | ||
+ | <h4> | ||
+ | During our last time’s meet-up with NCTU, we told them our plan to consult FDA about Lactobacillus manufacturing. Professor Chen, the leading professor of NCTU IGEM team, said that FDA is an institute offering expertise related to regulations and examination processes. He suggested that we may get what we need from FIRDI (Food Industry Research and Development Institute). After doing some researches and preparations, we successfully reached Dr. Chu in FIRDI. | ||
+ | </h4> | ||
+ | </div> | ||
+ | <div class="col-md-6 col-sm-6"> | ||
+ | <h3><b>Highlight :</b></h3> | ||
+ | <h4> | ||
+ | <strong><br><br>The above are some advice he gave us:</strong> | ||
+ | <ol> | ||
+ | <li> You would do well to use E. coli without a plasmid.</li> | ||
+ | <li> Make sure whether E. coli is able to survive in the intestine.</li> | ||
+ | <li> Remain balanced nutrients when growing lactobacillus instead of just adding sugar. </li> | ||
+ | </ol> | ||
+ | </h4> | ||
+ | </div> | ||
+ | <div class="col-md-5 col-sm-5"> | ||
+ | <img src="https://static.igem.org/mediawiki/2017/d/db/Mingdaojay1020-18.jpeg" width="100%"> | ||
+ | </div> | ||
+ | |||
+ | <div class="col-md-6 col-sm-6"> | ||
+ | <img src="https://static.igem.org/mediawiki/2017/c/c6/Mingdaojay1020-16.jpeg" width="90%" align="right"> | ||
+ | </div> | ||
+ | <div class="col-md-6 col-sm-6"> | ||
+ | <h3 style=" padding-right: 5rem; padding-top: 2rem"><strong>Conclusion </strong><br></h3> | ||
+ | <h4> | ||
+ | After Doctor Zhu’s detailed introduction, we found that it seems too late for us to know what FIRDI is. We solved the difficulties we faced in our experiment in the end, but if we had discussed with Doctor Zhu earlier, the progress of our experiment might have been faster and more efficient. Thanks to this interview, we realized our insufficient, knowing we still have a lot to improve as well. Here, we appreciate all the instructions Doctor Zhu gave us and professor Chen for recommending us visit FIRDI. | ||
+ | </h4> | ||
+ | </div> | ||
+ | </div> | ||
</div> | </div> | ||
</div> | </div> | ||
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<br> | <br> | ||
<div class="row"style="margin-top: 2rem"> | <div class="row"style="margin-top: 2rem"> | ||
+ | <div class="col-md-12 col-sm-12"> | ||
+ | <h3 style=" padding-right: 5rem"><strong>Records </strong><br></h3> | ||
+ | <h4> | ||
+ | <b>We:</b> We want to know the current situation of the obesity problem in Taiwan. | ||
+ | </h4> | ||
+ | <h4> | ||
+ | <b>FDA</b>: I suppose the question could be more probably answered by the Health Promotion Administration. The point is that the public shall be more aware of the negative effects of consuming too much sugar. Therefore, we have started to take notice of the amount of refined sugar consist in health supplements six years ago. In order to avoid people who aim to have a healthy life from consuming too much sugar, we have required more than 30 manufacturers to reduce the amount of sugar added to their products. | ||
+ | </h4> | ||
+ | </div> | ||
<div class="col-md-6 col-sm-6"> | <div class="col-md-6 col-sm-6"> | ||
− | <img src="https://static.igem.org/mediawiki/2017/ | + | <img src="https://static.igem.org/mediawiki/2017/3/3e/Mingdaojay1020-44.jpeg" width="100%" align="right"> |
</div> | </div> | ||
<div class="col-md-6 col-sm-6"> | <div class="col-md-6 col-sm-6"> | ||
− | |||
<h4 > | <h4 > | ||
− | + | <b>We: </b>So, what’s the point of regulating calorie from refined to 10% of daily sugar intake? | |
+ | </h4> | ||
+ | <h4> | ||
+ | <b>FDA:</b> The institution is based on the reference from WHO. For we normally eat many other kinds of food every day, we regulate that refined sugar added in items that can be called “heath food” should not exceed 50 grams, which is half of daily sugar intake for adults. Also, if a product contains over 1/3 of the limited amount mentioned, it should be labeled. | ||
+ | |||
</h4> | </h4> | ||
</div> | </div> | ||
− | + | <div class="col-md-12 col-sm-12"> | |
− | + | <h4 style="margin-top: 3rem"> | |
+ | <b>We: </b>What examination do we need to go through if we are to commercialize our product? | ||
+ | </h4> | ||
+ | <h4> | ||
+ | <b>FDA:</b> If it is positioned to a kind of common food, it won’t be required to pass any examination procedures. But, if you are to make it a health food warranted by the government, it is necessary that you pass the inspections on food additions and ingredients. The list of ingredients that could be added is now available on the internet. Manufactures are required to hand in their examine result themselves. | ||
+ | </h4> | ||
+ | </div> | ||
+ | <div class="col-md-6 col-sm-6"> | ||
+ | <h4> | ||
+ | <b>We: </b>If we are now planning to quantify our products in the form of pills, do they have to be examined? | ||
+ | </h4> | ||
+ | <h4> | ||
+ | <b>FDA:</b> Sure. Everything should stick to the Standards for Specification, Scope, Application and Limitation of Food Additives. | ||
+ | </h4> | ||
+ | <h4> | ||
+ | <b>We: </b>Is there now any regulation related to GMO products? | ||
+ | </h4> | ||
+ | <h4> | ||
+ | <b>FDA:</b> For GMO products are generally related to GMO plants, there is still no fine institution for GMO microorganisms. Moreover, we have not yet received any application for this. But, if this really happen, we will ask the applicants to hand in the microorganism’s DNA strands they use. We will test whether any toxic substances or allergens is produced. | ||
+ | </h4> | ||
+ | </div> | ||
+ | <div class="col-md-6 col-sm-6"> | ||
+ | <img src="https://static.igem.org/mediawiki/2017/e/e0/Mingdaojay1020-3.jpeg" width="90%" align="left"> | ||
+ | </div> | ||
+ | <div class="col-md-12 col-sm-12"> | ||
+ | <h4 style="margin-top: 3rem"> | ||
+ | <b>We: </b>So, is it true to say that the limitations keep GMO products from prevailing in Taiwan? | ||
+ | </h4> | ||
+ | <h4> | ||
+ | <b>FDA:</b> This is considered a topic of personal view. The governing departments stand on neither side in a controversial topic. But, we’ll be sure that customers have the right to know whether it is a GMO product. | ||
+ | </h4> | ||
+ | <h4 style="margin-top: 3rem"> | ||
+ | <b>We: </b>So, what kind of data is required? | ||
+ | </h4> | ||
+ | <h4> | ||
+ | <b>FDA:</b> First, the effect of the product must be testified. Also, we will ask for the descriptive data about the bacterial strain, how you grow and preserve them, how you rebuilt its DNA, and whether any toxic or allergic reaction is found. | ||
+ | </h4> | ||
+ | </div> | ||
+ | <div class="col-md-6 col-sm-6"> | ||
+ | <img src="https://static.igem.org/mediawiki/2017/3/33/Mingdaojay1020-43.jpeg" width="100%" align="right"> | ||
+ | </div> | ||
+ | <div class="col-md-6 col-sm-6"> | ||
+ | <h4 > | ||
+ | <b>We: </b> Is it an offence if we just make an allegation that our product is of health-giving properties? | ||
+ | </h4> | ||
+ | <h4> | ||
+ | <b>FDA:</b> If your product is added to medicines, you may violate the Pharmaceutical Affairs Act. If you claim that your product is of medical effects, you could end up in prison. | ||
+ | </h4> | ||
+ | <h4 > | ||
+ | <b>We: </b> If we get the permission of commercializing health supplements, will there be an expiration date? | ||
+ | </h4> | ||
+ | <h4> | ||
+ | <b>FDA:</b> 5 years. If after 5 years, a new regulation is enacted, and the standard is adjusted, we will examine the product with the new standard again. | ||
+ | </h4> | ||
+ | <h4 > | ||
+ | <b>We: </b> Is it necessary that we conduct human clinical trial? | ||
+ | </h4> | ||
+ | <h4> | ||
+ | <b>FDA:</b> Either in vitro or in vivo trial is acceptable. But, if your product is related to hypertension, than it will be better if you can conduct human clinical trial. Moreover, items should be labeled if it has been done with animal studies. | ||
+ | </h4> | ||
+ | |||
+ | |||
+ | </div> | ||
+ | </div> | ||
+ | |||
</div> | </div> | ||
</div> | </div> | ||
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</div> | </div> | ||
</div> | </div> | ||
− | |||
− | |||
</div> | </div> | ||
</section> | </section> | ||
+ | <section id="two" class="wrapper style3"> | ||
+ | <div class="inner"> | ||
+ | <header class="align-center"> | ||
+ | <p class="w3-center">Science that benefits reality</p> | ||
+ | <h2>Cross Domain Integration</h2> | ||
+ | </header> | ||
+ | </div> | ||
+ | </section> | ||
+ | <div class="card mb-3" style="border: #004480 solid 1px; width: 90%; display: block; margin: auto"> | ||
+ | <div class="card-header text-center" style="background-color: #004480"> | ||
+ | <strong style="color: #fff; letter-spacing:0.2rem; font-size:1.5rem">Forum - <i>The Mingdao Voice</i></strong> | ||
+ | </div> | ||
+ | <div class="card-body"> | ||
+ | <nav class="nav nav-tabs" id="myTab" role="tablist"> | ||
+ | <a class="nav-item nav-link active" id="nav-introvoice-tab" data-toggle="tab" href="#nav-introvoice" role="tab" aria-controls="nav-introvoice" aria-selected="true" style="text-decoration: none; color: blue; font-size: 18px">Introduction</a> | ||
+ | <a class="nav-item nav-link" id="nav-discussvoice-tab" data-toggle="tab" href="#nav-discussvoice" role="tab" aria-controls="nav-discussvoice" aria-selected="false" style="text-decoration: none; color: blue; font-size: 18px">Discussion</a> | ||
+ | <a class="nav-item nav-link" id="nav-reflectvoice-tab" data-toggle="tab" href="#nav-reflectvoice" role="tab" aria-controls="nav-reflectvoice" aria-selected="false" style="text-decoration: none; color: blue; font-size: 18px">Reflection</a> | ||
+ | </nav> | ||
+ | |||
+ | <div class="tab-content" id="nav-tabContent"> | ||
+ | <div class="tab-pane fade show active" id="nav-introvoice" role="tabpanel" aria-labelledby="nav-introvoice-tab"> | ||
+ | 1 | ||
+ | </div> | ||
+ | <div class="tab-pane fade" id="nav-discussvoice" role="tabpanel" aria-labelledby="nav-discussvoice-tab"> | ||
+ | 2 | ||
+ | </div> | ||
+ | <div class="tab-pane fade" id="nav-reflectvoice" role="tabpanel" aria-labelledby="nav-reflectvoice-tab"> | ||
+ | 3 | ||
+ | </div> | ||
+ | <div class="row"> | ||
+ | <div class="col-md-6 col-sm-6"> | ||
+ | <h4>
The followings are what we discussed with The Mingdao Voice :</h4> | ||
+ | <h4>Research has indicated that there will be a subtle decline in weight by reducing sugar intake in daily diet. The study lasted for about 8 months. The average decline on weight is about 1.7 bounds. Participants who consumed more sugar gain not much weight than those didn’t. </h4> | ||
+ | <h4>“There is also evidence that the longer the study, the more striking the effect.” said researcher Jim Mann, DM, PhD, professor of human nutrition and medicine at the University of Otago. </h4> | ||
+ | <h4>But, there’s no correspondence between sugar intake and changes on weight found on children. That may be owing to the children’s ignorance on the advice for diet we gave. Nonetheless, if we just focus on their consumption of sugary beverages, there’s some relation be found. Their habit of having sugary beverages significantly influences their weight, leading to obesity. The research discovered that the obesity rate of children who took in the most sugary beverage exceeded those took in the fewest by 50%. </h4> | ||
+ | </div> | ||
+ | <div class="col-md-6 col-sm-6"> | ||
+ | <img src="https://static.igem.org/mediawiki/2017/6/6a/Mingdaochuck1020-28.jpeg" width="85%" height="auto" style="display: block; margin: auto;"> | ||
+ | </div> | ||
+ | <div class="col-md-12 col-sm-12"> | ||
+ | <h4>Please go to DEMONSTRATION section below to check the function of this device in our experimental results.</h4> | ||
+ | </div> | ||
+ | <!-- REFERNCE --> | ||
+ | <div class="col-md-12 col-sm-12"> | ||
+ | <div style="margin-left: 20px; margin-top: 3rem"> | ||
+ | <!-- Box --> | ||
+ | <div class="box" style="background-color: rgba(255, 255, 255, 0); margin-right: 50px"> | ||
+ | <ul class="list-group"> | ||
+ | <li class="list-group-item w3-wide" style="text-align: center"><strong>- REFERENCE -</strong></li> | ||
+ | <li class="list-group-item">1. Amount of colicin release in Escherichia coli is regulated by lysis gene expression of the colicin E2 operon. PLoS One. 2015;10(3):e0119124.</li> | ||
+ | <li class="list-group-item">2. Characterization of a nuclease produced by Staphylococcus aureus. J Biol Chem. 1967;242(5):1016-20.</li> | ||
+ | </ul> | ||
+ | </div> | ||
+ | </div> | ||
+ | <!-- REFERNCE END --> | ||
+ | </div> | ||
+ | </div> | ||
+ | </div> | ||
+ | </div> | ||
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<section id="four"> | <section id="four"> |
Revision as of 04:51, 30 October 2017
Overview
"Human Practices is the study of how your work affects the world, and how the world affects your work." — Peter Carr, Director of Judging. What’s Human practice? It is not just a work to confirm and strengthen what we think is right. Instead, we should learn to share our knowledge with the world. We can’t just instill our personal cognition into others, nor can we blindly believe in whatever others say. All in all, human practice is all about “gain, give and mutual interaction”.
First, we build up a system constructed by the three topics below: Project, Us and the World. What we found is that our activities can actually made up a comprehensive interaction (refer to the following picture beside) For example, we “gain” professional suggestions from experts in various fields, which have made us think of repositioning our project; To conduct educating, we “give” what we know to those who are laymen in synthetic biology and sugar controlling. Other examples of give and gain also includes marketing and sponsorships. It is also necessary that we set up mutual pathways for knowledges, which are also known as meetups, collaborations and cross-domain communications. Totaling up all of them, we’ve excellently completed human practice.
To achieve our goal, we consult experts in different areas of study
Expert Consultation
Nephrologist
-
Time
7/22
-
Location
Bio-Lab
-
Consultant
Dr. Wu
Fitness Coach
-
Time
7/29
-
Location
Smooth Fitness Studio
-
Consultant
Coach Wei Qian-Fu
Nutritionist
-
Time
9/11
-
Location
McDonald's
-
Consultant
Nutritionist Liu Guan-Ling
Outreach
Science, not only the lab, but into into the public
The Poll
Time: 9/16
Location:
Taichung City
Participants:
The public
Walk into the public!
S&T Month
Time: 5/22, 23, 25
Location:
Lecture Hall & Bio-Lab
Participants:
Mingdao students
iGEM in Campus!
Elementary School
Time: 9/22
Location:
Chiao-Jen Elementary School
Participants:
Kids
Sow Seed of Science
Drink Sampling
Time: 10/3
Location:
Mingdao High School
Participants:
Mingdao staff and students
Just Drink It!
Food and Drug Administration
Time : 9/27
Location : TFDA Office Building
Participant : Section Manager Zhou
Food Industry Research and Development Institute
Time : 9/29
Location : FIRDI Research Building
Participant : Doctor Zhu Wen-Shen
Science that benefits reality
Cross Domain Integration
Forum - The Mingdao Voice
Not limited to laboratory, we make business approach
Enterprise Outreach
Visit to Chung Mei Pharmaceutical Co., Ltd.
Part Name [Number]:
- Pcar, synthetic promoter repressed by CRP [BBa_K861171]
- RBS + PhlF repressor + terminator [BBa_K1725041]
- PhlF repressible promoter + strong RBS + GFP [BBa_K1725001]
Triggering the suicide circuit
In our case of sugar hijacking, ideally, the tiny, living “agents” are supposed to kill themselves in the story to make a happy ending. Therefore, we introduced a glucose responsive elements and a repressor circuit to be connected to suicide genes (lysis and NucA).
Promoter Pcar [BBa_K861171] is a glucose responsive promoter created by WHU-China in 2012. Pcar promoter region was de novo designed with overlapping of CRP and RNA polymerase binding site. The initiation of transcription by RNA polymerase may be hindered by the binding of CRP, which occurs at the formation of cAMP-CRP complex in the low concentration of glucose. In other words, when the amount of glucose is high enough, Pcar would be turned on after the leaving of CPR due to the low concentration of cAMP, and vice versa.
PhlF repressor system contains the repressor PhlF [BBa_K1725041] and the PhlF repressible promoter [BBa_K1725001] created by Glasgow in 2015. PhlF could repress GFP fluorescence intensity by 83-fold according to the study of Glasgow’s work.
Glucose responsive repressor device
We’ve innovated this year a novel glucose responsive repressor system (Pcar-wRBS-PhlF-T-Pr-sRBS-GFP/pSB1C3 [BBa_K2230012]) by connecting these two system and extend the function of them.
Please go to DEMONSTRATION section below to check the function of this device in our experimental results.
- - REFERENCE -
- 1. Amount of colicin release in Escherichia coli is regulated by lysis gene expression of the colicin E2 operon. PLoS One. 2015;10(3):e0119124.
- 2. Characterization of a nuclease produced by Staphylococcus aureus. J Biol Chem. 1967;242(5):1016-20.
Conclusion
It took us quite a long time to think about how to respond to the questions above, since last time we had a meetup with NCKU_Tainan, one of their team members had already ask us a pretty tough question similar like these problems that we barely couldn’t answer, “aren’t you guys supporting the world to consume more sugar?” At first, we kind of think that they are right. After all, there’s no denying that these questions just hit the weak point of our project and present the realistic society problems our product might bring, but after a fierce argument between our teammates, we repositioned our project and have the conclusion in addition below :
Indeed. It is actually the way that gets straight to the point the most. However, it’s just like the reason why you prefer Mosquito-repellent lotion to wearing long sleeves and trousers when hanging out with friends in a hot day. You don’t like to sweat and become smelly, so you make the choice. Let’s have another example. If you have motion sickness, the most simple and direct way to solve it is get off the car, but that’s too inconvenient. As a result, you take motion sickness pills instead. The two examples convey the same meaning. Sugar is not merely an essential nutrient in our normal life, but it is also added into snacks、afternoon tea… and so on that people enjoy for relaxation. That is, avoiding eating sugar may probably not be very efficient to reach the goal of losing weight. At this moment, our bacteria come into use.
But here comes a question. Eating sugar without absorbing it? People will definitely run into sugar’s hug rather than resist the desire.
Yes. Thus, instead of the medicines put on the shelf that everyone can purchase, our product will be prescription medicines for assistant purpose. Whether patients can take it to help control their weight or blood sugar depends on doctors’ judgment. The customer base we set as target is mostly those who need to lose weight. By doing so, our product won’t be the permit to the heaven of sugar.
So we come to the third question. In fact, this situation won’t happen no matter whether our product is prescription medicines for assistant purpose. That is because the sugar nowadays we use is mostly Corn syrup. The growth of corn is all mechanized and at area of large scale of land, which is as they are like apples and oranges when it comes to sucrose farmers exploitation. That’s why most news about farmer exploitation focuses on cocoa beans or coffee beans instead of sucrose.
There are always two sides to one coin. Everything has its own defect no matter how perfect it is. Facing the fault, what we should do is manage to solve it in preference to leaving it to the unsure factors in the future. Thank The Mingdao Voice for helping us passionately. It is this bilateral communication between science and humanities and social science that makes our project more specific and more mature to be closer to come true.
© iGEM Mingdao 2017. Design: Kevin Li. All rights reserved.