Cryo-EM✗ Internal Only

Research Technologies Branch (RTB) Electron Microscopy

National Institute of Allergy and Infectious Diseases

📍 BETHESDA, MD · Website ↗

The NIAID Research Technologies Branch Microscopy Unit supports the structural imaging needs of Division of Intramural Research scientists at both the Bethesda campus and the Rocky Mountain Laboratories in Hamilton, Montana. Its instruments include two 300 kV Titan Krios microscopes with Gatan K3 energy-filtered cameras, a 120 kV Tecnai, a Hitachi H-7800 120 kV TEM, a Helios G4 cryo-FIB-SEM and a Hitachi SU-8000 SEM.

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Equipment Inventory(5 instruments)

Roster verified against the facility's own published instrument list, September 2026.

Helios G4

Thermo Fisher Scientific

FIB-SEM

Configuration: 30 kV FIB-SEM with cryo-stage

SU-8000

Hitachi

SEM

Configuration: 30 kV semi-in-lens field emission SEM, secondary, backscatter and STEM detectors

Titan Krios

×2

Thermo Fisher Scientific

TEM

Configuration: 300 kV, Gatan K3 energy-filtered cameras

Tecnai T12

Thermo Fisher Scientific

TEM

Configuration: 120 kV, 3D tomography

HT7800

Hitachi

TEM

Configuration: 120 kV, conventional 2D and montage imaging