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 The San Francisco Bay Area Mass Spectrometry (BAMS) discussion group

Tuesday November 19, 2002
6:00 pm to 10:00 pm

Our first BAMS and BAADME Joint Meeting!

Meeting will be held at:
Art Gallery Lecture Hall and Cafeteria at Roche Biosciences
Palo Alto, CA

Dinner reservations required by noon on Thursday November 14, 2002
 

Faster Drug Optimization: Structural Elucidation and Quantitation of In Vivo Metabolites using Stable Isotopes, Mass Spectrometry and Chemiluminescent Nitrogen Detection

Gavin D. Dollinger
Chiron Corp.

Abstract
In order for a preclinical compound to be developed into a successful drug, its pharmacokinetic (ADME/PK) properties must be characterized and, oftentimes, improved. The best method for characterizing ADME/PK properties is to use a radiolabeled version of the compound, enabling the investigator to quantitatively track the fate of the compound and its metabolites in vivo and to determine mass balance. Unfortunately, experiments with radiolabeled compounds are difficult, expensive, and time consuming. We propose an alternative that uses a stable label combined with mass spectrometry to trace and identify the compound and its metabolites, and nitrogen detection to quantitate them1. In this talk, we will compare the results of our method to those from a radiolabel study of the same compound. We will also show a few examples using this method to increase the speed of the drug optimization process by determining structure-activity relationships related to distribution, metabolism and excretion as well as validating in vitro ADME assays.

1Taylor et al, Anal. Chem. 2002, 74, 3232-3238.

Background
Gavin received a B.S. in Physics from Yale University and his Ph.D. in Physics from the University of Illinois, Urbana-Champaign. Following a postdoctoral fellowship at the University of California at Berkeley, he joined Cetus Corporation. He is now the director of Analytical Chemistry in the Small Molecule Drug Discovery Department of Chiron Corporation. Gavin’s major research interests are the use of biophysical measurements and mass spectroscopy for the characterization and determination of protein structure, protein-small molecule affinity and the use of high throughput tools for the analysis of drugs and their metabolites.

Meeting details
Date: Tuesday  November 19, 2002
Time: 6:00 pm Social hour, registration (no-host cocktails)
7:00 pm Dinner
8:00 pm Lecture
Dinner:  Choice of:  Chicken Breast w/ mascarpone & pecan
Port Loin w/ spiced apples & currants
Wild Mushroom Risotto with asiago cheese
includes (various side dishes & dessert) 
Cost: $25.00 BAMS members.  Reservations required by noon on Thursday November 14, 2002
$35.00 Non-members.  Reservations required by noon on Thursday November 14, 2002
$15.00 Students only.  Reservations required by noon on Thursday November 14, 2002

Note: 2002 dues need to be paid to obtain member price.  Dues ($20) may be paid while registering for dinner.

Maps & directions
Roche Bioscience
Cafeterial and art gallery lecture hall
3401 Hillview Avenue
Palo Alto, CA 94304
(650) 855-5050
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The San Francisco Bay Area Mass Spectrometry discussion group was formed in 1980 to provide a regular gathering for people interested in mass spectrometry and allied topics. BAMS currently has a membership of about 280 individual and 20 corporate members, and meets 8-10 times per year for a midweek dinner and lecture.  Meetings attract between 30 and 90 people, and are held at a restaurant or hotel in the bay area convenient for our speaker.  We usually convene at 6:00 pm for cocktails, dinner at 7:00 pm, and lecture at 8:15 pm.

If you have suggestions for a meeting topic, or know of a prominent mass spectroscopist who will be visiting the bay area, please contact our program chair.

To become a member, please fill out and mail in a membership form.
BAMS has been fortunate to have had many excellent speakers in our short history.
If you have suggestions for a meeting topic please contact our program chair.
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Last update: 11/1/2002