Innovations in Drug Delivery and Nanotechnology

What was one of the main challenges faced by medical researchers in the 1970s regarding drug delivery?

• Developing drugs that worked in theory but not in practice

• Finding new diseases to treat

• Creating drugs that were too expensive

• Designing drugs that were too large to administer

What was Judah Folkman's initial idea for drug delivery?

• Using metal implants

• Using liquid solutions

• Using nanoparticles

• Using silicone rubber capsules

Why did Robert Langer propose using nanoparticles for drug delivery?

• They were cheaper to produce

• They could be easily detected by the immune system

• They were already widely used in other treatments

• They were small enough to avoid immune detection

What was the purpose of screening substances from cow bones in Langer's research?

• To test the strength of nanoparticles

• To develop new surgical techniques

• To identify angiogenesis inhibitors

• To find new drug compounds

How long could Langer's polymer nanoparticles release drugs?

• Over 100 days

• Over 10 days

• Over 50 days

• Over 200 days

What was a major obstacle Langer faced in getting his research funded?

• Lack of interest in drug delivery systems

• Doubts about the feasibility of creating polymers

• High cost of nanoparticle production

• Competition from other researchers

Which company used Langer's technology for their COVID-19 vaccine?

• AstraZeneca

• Johnson & Johnson

• Moderna

• Pfizer

What type of nanoparticle did Moderna use for their COVID-19 vaccine?

• Metal nanoparticle

• Polymer nanoparticle

• Silicone nanoparticle

• Lipid nanoparticle

What is one of the diseases for which Langer's company developed a treatment using microchips?

• Cancer

• Osteoporosis

• Diabetes

• Alzheimer's

What prestigious award did Robert Langer receive for his contributions to nanoscience?

• Nobel Prize

• Pulitzer Prize

• Kavli Prize

• Fields Medal