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HMS Conventional Electron Microscopy Facility

Harvard Medical School

Contact Info:

220 Longwood Avenue

Boston, MA 02115

https://electron-microscopy.hms.harvard.edu/

Grants and Identifiers:

RRID: RRID:SCR_009793

Instrumentation:

Hitachi S4700 Field Emission Scanning Electron Microscope

Hitachi S-4700 is a field emission scanning electron microscope (FE-SEM). More than a standard SEM, the S-4700, under optimal conditions, can magnify images upwards of 500,000 times and resolve features to 2 nanometers. In addition, a cathodoluminescence detector, backscatter electron detector and energy dispersive x-ray spectrographic detector accompany the microscope. [Product Link]

RRID:SCR_020019

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Leica Ultracut S Ultramicrotome

Reichert/Leica UltraCut S ultramicrotome is designed for extremely precise cutting, and achieves consistent high quality ultra thin sections for electron microscopy, or semi-thin sections for light microscopy. It features a continuous feed range from 0 to 2.5 microns and has adjustable cutting speeds of 0.1 to 50 mm/sec. It has a 6V, 10W halogen illumination system. [Product Link]

RRID:SCR_020234

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(Equipment No Longer Active At this Facility)

FEI FEI Tecnai BioTwin

Transmission electron microscope

(Equipment No Longer Active At this Facility)

FEI Tecnai BioTwin

Transmission electron microscope

(Equipment No Longer Active At this Facility)

FEI Tecnai BioTwin Tranmission Electron Microscope

Tranmission Electron Microscope

FEI Tecnai Spirit BioTwin

Transmission Electron Microscope

(Equipment No Longer Active At this Facility)

JEOL 1200EX TEM

Transmission electron microscope

JEOL 1200EX Transmission Electron Microscope

Tranmission electron microscope

Leica ICE High Pressure Freezer

High pressure freezer

Services Provided:

Critical Point Drying

Cryo-Ultra Microtomy

Freeze Substitution

High Pressure Freezing

Immuno Electron Microscopy

Microtomy/Electron

Negative Staining For TEM

Sample Preparation

Scanning Electron Microscopy

Sputter Coating

Transmission Electron Microscopy

Relevant Publications:

1.) Ibrahim AA, Khan T, Nowlin K, Averitt J, Pathiraja G, LaJeunesse D, Obare SO, Dellinger AL (2024 Nov 4). A rapid one-step synthesis of silver and copper coordinated chlorine functionalized fullerene nanoparticles with enhanced antibacterial activity. Nanoscale advances, 6(23), 5833-52. . PMID: 39507748.


2.) Ismail AM, Saha A, Lee JS, Painter DF, Chen Y, Singh G, Condezo GN, Chodosh J, San Martín C, Rajaiya J (2022 Jun). RANBP2 and USP9x regulate nuclear import of adenovirus minor coat protein IIIa. PLoS pathogens, 18(6), e1010588. . PMID: 35709296.


3.) Xue Y, Wang SK, Rana P, West ER, Hong CM, Feng H, Wu DM, Cepko CL (2021 Apr 13). AAV-Txnip prolongs cone survival and vision in mouse models of retinitis pigmentosa. eLife, 10(), . . PMID: 33847261.


4.) Richard McIntosh J, O'Toole E, Page C, Morgan G (2020). Ultrastructural Analysis of Microtubule Ends. Methods in molecular biology (Clifton, N.J.), 2101(), 191-209. doi: 10.1007/978-1-0716-0219-5_13. PMID: 31879906.


Description:

The HMS Electron Microscopy Facility makes high quality electron microscopy services, instrumentation and training easily accessible to all researchers. Our services include consultation and experimental design for a wide variety of biological samples for both SEM and TEM.