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Printable Handouts
Navigable Slide Index
- Introduction
- Outline
- What are biologics?
- Wide range of biologic medicines
- Biologics: common features
- Why is it difficult to develop biologics?
- Why is it difficult to develop antibodies?
- Differences between antibodies vs. small molecules
- Pivotal differences
- Antibody market: mAbs are top-selling drugs
- Most top-selling drugs are mAbs
- How do antibodies work as therapeutics?
- The action of antibodies (Abs)
- A bit of history
- The antibody revolution
- Engineered mAbs
- Examples of marketed therapeutic mAbs
- New developments in the field
- ADCs and bispecifics
- ADC structure
- Bispecific
- Immune checkpoint receptors
- Structure of mAbs and other antibody formats
- From amino acids to proteins
- Structural features of various classes of therapeutic proteins
- mAb structure
- Different types of Ab-based formats
- Complex process & manufacturing steps
- Therapeutic mAb development
- Techniques / platforms for mAb development
- Manufacturing steps
- Vectors
- Commonly used cell lines
- Antibody expression
- Considerations & challenges
- Considerations
- Recent advancements to various challenges
- Challenges continued…
- Post-translational modifications (PTMs)
- PTMs
- Glycosylation of the Fc fragment
- Examples of glycoforms
- Thank you!
Topics Covered
- Biologics
- Monoclonal antibodies (mAbs) history and structure
- Manufacturing monoclonal antibodies
- Marketed therapeutic monoclonal antibodies
- Antibody-Drug Conjugates (ADC)
- Bispecifics
- Vectors & mAb expression
- Post translational modifications
- Glycosylation
Talk Citation
Kayser, V. (2022, November 30). Developing therapeutic monoclonal antibodies (mAbs) and antibody-based products 1 [Video file]. In The Biomedical & Life Sciences Collection, Henry Stewart Talks. Retrieved December 26, 2024, from https://doi.org/10.69645/CMHV5146.Export Citation (RIS)
Publication History
Financial Disclosures
- Dr. Veysel Kayser has not informed HSTalks of any commercial/financial relationship that it is appropriate to disclose.
Developing therapeutic monoclonal antibodies (mAbs) and antibody-based products 1
Published on November 30, 2022
32 min
A selection of talks on Pharmaceutical Sciences
Transcript
Please wait while the transcript is being prepared...
0:00
Hello everyone. Thanks for
joining Part 1 of my talk.
Today we will be looking
at the development of
monoclonal antibodies or mAbs in
short and several
antibody-based products.
My name is Veysel Kayser.
I work at the
University of Sydney as
an associate professor in
the School of Pharmacy.
There are many different terms
in the literature for biologics,
such as biotherapeutics,
biologic molecules,
biomedicine, etc.
Although these terms refer to
slightly different
things depending
on the context, in this lecture
I'll use them interchangeably.
0:35
Outline of the lecture
is listed in this slide.
First, we will learn
about various terms
and phrases and talk about
why they are important.
Then we will compare
biologics with
small molecules and
discuss their attributes.
Then talk about mAbs,
different types of
antibody-based biologics
and new developments including
antibody-drug
conjugates or ADCs by
specifics and immune
checkpoint inhibitors.
1:04
Biologics are quite
different from
small molecules and they cannot
be synthesized by
chemical synthesis.
So active substance, which is
mostly a protein
such as an antibody,
is produced or derived from
a living organisms
or in cell culture.
In the case of antibodies,
mammalian cell
culture for instance,
chore or excels are used.
They have different sizes,
for example many
hormones and peptides
such as insulin are
small biologics,
but some biologics
are large proteins,
for example monoclonal
antibodies,
or even cells like T-cells.
Most biologics are
proteins and they are
produced recombinantly in
mammalian cell culture.
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