I'm happy to say that I arrived in Utah in one piece! Unfortunately, my brain didn't like waking up at 4 am, and I consequently forgot to pack my laptop charger. I knew I'd forget something, and I'd like to thank my parents for shipping my charger to me.
On another note, yesterday I was introduced to the lab that I'll be working in, and,despite running on three to four hours of sleep, I managed to remember most of the equipment names. I'm particularly fascinated by the pH meters, of which there are four. Sadly, three of the meters are broken. On the other hand, three of the meters are broken. This means that I can practice using these pH meters without too much stress, especially since the bulb on the end of the meters is extremely fragile and thin (in the order of nanometers). I'm excited to begin working in a lab with actual equipment, since I didn't get a chance to do many experiments in high school.
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Here's the counter-top that I'll mostly be working on, complete with the pH meters and Windows 2000. |
Nevertheless, I've researched more on the mechanism of the influenza a virus and its usual vaccines. Most vaccines are manufactured months in advanced, and they target viruses with specific glycoproteins (hemagglutinin and neuraminidase). The influenza viruses are named based on these glycoproteins; for example, H1N1 and H5N1 are both influenza a viruses, but with different humagglutinin molecules. Most vaccines are ineffective over long periods because these glycoproteins mutate so rapidly. However, the M2 protein channels are consistent in the influenza a virus, and so a drug that blocks this channel would (hopefully) prevent all mutations of the influenza a virus from replicating.
I hope that I'll be able to work in the lab next week, so I can start making my own liposomes and testing some of the amantadine derivatives. I'll post later on the actual mechanisms (on both the influenza replication process and drug blockage) once I understand it more. For now, I'll continue waiting for approval, learning, and looking for a library (you can take me away from my books at home, but you can't take books away from me).
Until next time!
- Lauren
I hope that I'll be able to work in the lab next week, so I can start making my own liposomes and testing some of the amantadine derivatives. I'll post later on the actual mechanisms (on both the influenza replication process and drug blockage) once I understand it more. For now, I'll continue waiting for approval, learning, and looking for a library (you can take me away from my books at home, but you can't take books away from me).
Until next time!
- Lauren
Great post, Lauren! Just a question about the M2 protein channel: it seems like the M2 channel would be the key to finding a "one-size-fits-all" influenza drug, so why has this pathway not been exploited so far? Is there any specific difficulty with targeting this channel over the others?
ReplyDeleteThere was, actually, one drug that blocked this channel before: amantadine. However, in 2005, after it was used for a while, the virus mutated, making amantadine ineffective. Right now, the lab that I'm in is trying to find amantadine derivatives that will block replication. I assume that vaccines are made using the glycoproteins because having a chance at improving the flu season is better than nothing in the meantime.
DeleteHi Lauren,
ReplyDeleteSo how does it feel to be on a college campus full time and away from BASIS?
Photos are great for your blog - how about one of you in the lab, wearing the lab coat?
Mr. Bloom
It's very interesting, being on a college campus! I'm near two, actually: BYU and UVU. It's a bit intimidating being the youngest in the lab, but I hope that I'll get adjusted to that feeling soon.
DeleteLauren: I am so excited for you to be able to do real research in a real lab using (mostly) working equipment. Your experience at BYU will be fascinating to follow and your typical insights about what is happening around you will make anything mundane interesting. In the meantime, have fun reading without distraction.
ReplyDeleteSo if you signed your life away can I have your room..? Okay but seriously, so the drug that blocks the M2 channels prevents mutations? How did the previous drug that blocked the M2 channels fail?
ReplyDeleteThe previous drug, amantadine, blocked the M2 channel, but the virus replicated, so amantadine no longer "plugged" the channel. Currently, the lab I'm working in is trying to find a drug that will block all M2 channel mutations. They're targeting a histamine in the channel; without this histamine, it's likely that the M2 channel would not work. So, if the M2 channel mutated and canceled out the new drug, the virus would not be able to mutate and replicate (at least in theory).
DeleteHey Lauren,
ReplyDeleteThis is so exciting! I hope the weather in Utah is nicer than in AZ. (I also hope that that counter isn't too tall...). I'm eager to learn with you as you go through this journey.
This project sounds great, but also very technical, do you have to do a lot of extra research beyond our high school science courses to complete this project?
ReplyDeleteThe title of this post warms my heart. I am posting here after I reading blogs through this weekend (March 1)...so posting backwards. But I LOVE seeing the lab, the instrumentation and reading about you...as a chemist.
ReplyDelete