# Frequently Asked Questions Search Within Results Search Within Results search ## 11 results Show filters filter\_alt Sort by NewestOldestAlphabetical A-ZAlphabetical Z-A sort ## 11 results ### Do you accept credit cards as payment? expand\_more Though you will need to log in your samples with a purchase order you can now pay an invoice with a credit card. ### Is there a protocol for submitting several gel lanes for ratio comparisons? expand\_more Please read the following protocol before you begin your preparation. --- Attachments- [ picture\_as\_pdf gelc\_checklist.pdf ](/sites/g/files/omnuum7266/files/msprl/files/gelc_checklist.pdf) --- ### I am submitting several gel lanes for comparison. How do I email you a picture of my gels? expand\_more Please email us a picture of your gel lanes using the instructions below. --- Attachments- [ picture\_as\_pdf email\_your\_gel\_picture\_form\_120613.pdf ](/sites/g/files/omnuum7266/files/msprl/files/email_your_gel_picture_form_120613.pdf) --- ### How do I determine the site of my unique modification? expand\_more We will need the exact add mass of your modification as well as the exact sequence of the protein of interest. Please read and fill out the forms below. --- Attachments- [ picture\_as\_pdf email\_sequence\_instructions.pdf ](/sites/g/files/omnuum7266/files/msprl/files/email_sequence_instructions_3.pdf) - [ picture\_as\_pdf addweightcalc.pdf ](/sites/g/files/omnuum7266/files/msprl/files/addweightcalc_0.pdf) --- ### How do I submit a unique database to you? expand\_more Please email us at the form below. --- Attachments- [ picture\_as\_pdf database\_information\_instructions.pdf ](/sites/g/files/omnuum7266/files/msprl/files/database_information_instructions_0.pdf) --- ### How do I prepare a sample when I am looking for a PTM like phosphorylation, acetylation etc.? expand\_more For this type of project we generally do a 3 enzyme approach. We will digest with 3 different enzymes to ensure overlapping coverage. We ask the user to run three lanes of the protein of interest and send us all three lanes in one tube. You will need to read and email us the form below. --- Attachments- [ picture\_as\_pdf email\_sequence\_instructions.pdf ](/sites/g/files/omnuum7266/files/msprl/files/email_sequence_instructions_2.pdf) --- ### Who do I contact to discuss our project? expand\_more Email us a brief description of your project along with the best phone # at which to contact you. Someone will call or email you to discuss your project, preparation and give you a quote. Email us at or call 617-495-4043. ### Where do I send my samples? expand\_more Send your samples on dry ice to us at: Harvard University MSPRL Northwest Labs Room B247 52 Oxford Street Cambridge, MA 02138 ### What vendor address should be on our Purchase Order? expand\_more Be sure your Purchase Order (PO) is made out to our correct address or it will have to be sent back for correction. You are required to upload a copy or .pdf of the PO document. Accounts Payable 1033 Massachusetts Ave 2nd Floor Cambridge, MA 02138 T: (617) 495-8500 ### Who can submit samples for analysis? expand\_more We accept both Harvard and non-Harvard samples. All users should call us at 617-495-4043 or email at to discuss your project, preparation and to get a quote. We cannot begin work on any sample until we have an official copy of your Purchase Order. ### How do I submit a sample? expand\_more Follow this link for step-by-step instructions on how to submit a sample: [http://proteomics.fas.harvard.edu/detailed-instructions-submitting-and-tracking-samples](/detailed-instructions-submitting-and-tracking-samples).