| 501 | 4207 | Royal Victoria Hospital |  | 3119 | 2305 | 2538 | 3879 |
| 502 | 2064 | New York State Institute for Basic Research in Developmental Disabilities |  | 3144 | 1943 | 2538 | 2487 |
| 503 | 3892 | Bernheim Arboretum and Research Forest | | 3148 | 1811 | 2538 | 3879 |
| 504 | 1268 | Public Health Institute | | 3152 | 1112 | 2538 | 1508 |
| 505 | 3520 | Gladstone Institute | | 3161 | 1312 | 2538 | 3879 |
| 506 | 3417 | Asia Pacific Center for Security Studies | | 3175 | 1192 | 2538 | 3879 |
| 507 | 1985 | Cancer Research Institute | | 3175 | 615 | 2538 | 3316 |
| 508 | 3830 | Potomac Institute for Policy Studies | | 3185 | 1728 | 2538 | 3879 |
| 509 | 3813 | Deaconess Health System | | 3193 | 1698 | 2538 | 3879 |
| 510 | 3870 | Chemical Institute of Canada | | 3197 | 1764 | 2538 | 3879 |
| 511 | 470 | Translational Genomics Research Institute | | 3197 | 1005 | 307 | 814 |
| 512 | 1184 | National Institute of Dental and Craniofacial Research | | 3202 | 1609 | 2538 | 834 |
| 513 | 1585 | Rothman Orthopaedic Institute | | 3213 | 3461 | 2538 | 808 |
| 514 | 4305 | Tall Timbers Research Station | | 3213 | 2454 | 2538 | 3879 |
| 515 | 4452 | Hubbard Brook Research Foundation | | 3219 | 2684 | 2538 | 3879 |
| 516 | 1254 | Centre Hospitalier Affilie Universitaire de Quebec | | 3219 | 2400 | 2538 | 595 |
| 517 | 3873 | Duke Clinical Research Institute | | 3229 | 1775 | 2538 | 3879 |
| 518 | 2202 | Rockefeller Foundation | | 3248 | 210 | 2538 | 3879 |
| 519 | 457 | Institute for Systems Biology | | 3248 | 950 | 155 | 895 |
| 520 | 804 | Baycrest Centre for Geriatric Care | | 3269 | 983 | 296 | 2002 |
| 521 | 4332 | Floating Hospital for Children | | 3285 | 2487 | 2538 | 3879 |
| 522 | 4365 | Arizona Oncology Associates | | 3302 | 2530 | 2538 | 3879 |
| 523 | 924 | Maimonides Medical Center Brooklyn New York | | 3327 | 1412 | 1598 | 1490 |
| 524 | 6322 | Forestry Sciences Laboratory | | 3336 | 6955 | 2538 | 3410 |
| 525 | 1287 | Women & Infants Hospital Rhode Island | | 3342 | 1690 | 2538 | 1028 |
| 526 | 3613 | Center for Behavioral Health | | 3346 | 1430 | 2538 | 3879 |
| 527 | 4596 | Watson Clinic | | 3359 | 2905 | 2538 | 3879 |
| 528 | 484 | Beaumont Health System | | 3365 | 1046 | 603 | 705 |
| 529 | 3162 | Barrow Neurological Institute of Saint Joseph's Hospital | | 3386 | 1193 | 2478 | 3879 |
| 530 | 3869 | Huntington Memorial Hospital | | 3399 | 1751 | 2538 | 3879 |
| 531 | 6801 | US Army Engineer Institute for Water Resources | | 3404 | 6176 | 2538 | 3879 |
| 532 | 2537 | Samuel Lunenfeld Research Institute | | 3410 | 2087 | 187 | 3879 |
| 533 | 4080 | Wells National Estuarine Research Reserve | | 3410 | 2065 | 2538 | 3879 |
| 534 | 2852 | US Oncology | | 3410 | 1651 | 1756 | 3879 |
| 535 | 3054 | Gulf Maine Research Institute | | 3434 | 1488 | 2224 | 3879 |
| 536 | 3774 | National Center for Posttraumatic Stress Disorder | | 3434 | 1626 | 2538 | 3879 |
| 537 | 3716 | Animal Medical Center | | 3449 | 1555 | 2538 | 3879 |
| 538 | 2805 | Baylor Health Care System | | 3459 | 1889 | 1204 | 3879 |
| 539 | 2510 | Dauphin Island Sea Lab | | 3464 | 1316 | 1431 | 3879 |
| 540 | 5497 | Patuxent Wildlife Research Center | | 3468 | 4214 | 2538 | 3879 |
| 541 | 2882 | International Center for Research on Women | | 3473 | 652 | 2538 | 3879 |
| 542 | 5119 | Usfs North Central Research Station | | 3486 | 3640 | 2538 | 3879 |
| 543 | 3125 | National Childhood Cancer Foundation | | 3486 | 850 | 2538 | 3879 |
| 544 | 3995 | Henry M Jackson Foundation for the Advancement of Military Medicine | | 3513 | 1941 | 2538 | 3879 |
| 545 | 1799 | Radiation Therapy Oncology Group | | 3525 | 1818 | 2538 | 2104 |
| 546 | 3771 | Cooper Aerobics Cooper Clinic | | 3529 | 1613 | 2538 | 3879 |
| 547 | 1646 | Hastings Center | | 3529 | 632 | 2538 | 2919 |
| 548 | 1279 | Bermuda Institute of Ocean Sciences |  | 3544 | 1779 | 1761 | 2027 |
| 549 | 1120 | National Institute on Deafness and other Communication Disorders | | 3563 | 2426 | 1590 | 1300 |
| 550 | 3788 | Versiti (BloodCenter of Wisconsin) | | 3570 | 1631 | 2538 | 3879 |
| 551 | 1034 | National Institute of Aerospace | | 3576 | 1736 | 1587 | 1526 |
| 552 | 1480 | Stroud Water Research Center | | 3588 | 1920 | 1664 | 2487 |
| 553 | 3068 | National Tropical Botanical Garden | | 3600 | 786 | 2538 | 3879 |
| 554 | 2669 | Point Blue (Point Reyes Bird Observatory) | | 3605 | 1544 | 1434 | 3879 |
| 555 | 652 | Robarts Research Institute | | 3618 | 2010 | 381 | 673 |
| 556 | 1612 | National Institute of Health John E. Fogarty International Center | | 3618 | 4035 | 2538 | 623 |
| 557 | 4727 | Coalition for Research in Women's Health | | 3631 | 3087 | 2538 | 3879 |
| 558 | 3811 | Foundation for Biomedical Research | | 3640 | 1667 | 2538 | 3879 |
| 559 | 4452 | Memorial Health System Memorial Medical Center Springfield | | 3651 | 2646 | 2538 | 3879 |
| 560 | 3708 | DoD Food Analysis and Diagnostics | | 3653 | 1518 | 2538 | 3879 |
| 561 | 4442 | Sansum Clinic | | 3685 | 2630 | 2538 | 3879 |
| 562 | 6074 | Mental Illness Research Education and Clinical Centers MIRECC | | 3689 | 5066 | 2538 | 3879 |
| 563 | 2402 | Center for Climate and Energy Solutions | | 3689 | 311 | 2538 | 3879 |
| 564 | 3701 | National Center for Manufacturing Sciences | | 3698 | 1505 | 2538 | 3879 |
| 565 | 692 | Institut de Cardiologie de Montréal | | 3705 | 1720 | 1753 | 486 |
| 566 | 2718 | International Fertilizer Development Center | | 3708 | 1784 | 2138 | 3660 |
| 567 | 4389 | National Institute of Statistical Sciences | | 3730 | 2538 | 2538 | 3879 |
| 568 | 2134 | Gatorade Sports Science Institute | | 3730 | 1167 | 2538 | 3076 |
| 569 | 3799 | International Society for Heart & Lung Transplantation | | 3736 | 1641 | 2538 | 3879 |
| 570 | 4319 | Osiris Therapeutics | | 3743 | 2436 | 2538 | 3879 |
| 571 | 2510 | Institute for Defense Analyses | | 3743 | 1256 | 1524 | 3879 |
| 572 | 1247 | Children's Hospital & Research Center at Oakland | | 3750 | 928 | 2538 | 1605 |
| 573 | 4983 | Breault Research Organization | | 3796 | 3429 | 2538 | 3879 |
| 574 | 2526 | Nuclear Energy Institute | | 3812 | 371 | 2538 | 3879 |
| 575 | 1552 | Butler Hospital | | 3838 | 2216 | 2538 | 1380 |
| 576 | 2504 | Edison Welding Institute | | 3838 | 1796 | 2164 | 3509 |
| 577 | 749 | HRL Laboratories | | 3842 | 1182 | 450 | 1518 |
| 578 | 2504 | British Columbia Cancer Research Centre | | 3848 | 2036 | 156 | 3879 |
| 579 | 4351 | JFK Medical Center (New Jersey Neuroscience Institute) | | 3861 | 2474 | 2538 | 3879 |
| 580 | 4269 | National Center for Education in Maternal and Child Health | | 3870 | 2358 | 2538 | 3879 |
| 581 | 3341 | Altarum Institute | | 3887 | 1081 | 2538 | 3879 |
| 582 | 2068 | FX Palo Alto Laboratory | | 3887 | 2250 | 1045 | 3316 |
| 583 | 3905 | Saint Joseph's Hospital Health Center | | 3899 | 1771 | 2538 | 3879 |
| 584 | 377 | Childrens Hospital Eastern Ontario | | 3908 | 1038 | 304 | 409 |
| 585 | 1323 | Smithsonian Environmental Research Center | | 3920 | 1538 | 2538 | 1210 |
| 586 | 2930 | Kessler Foundation | | 3920 | 1831 | 1630 | 3879 |
| 587 | 531 | Woods Hole Research Center | | 3930 | 818 | 852 | 1001 |
| 588 | 1408 | Cancercare Manitoba | | 3934 | 2417 | 2235 | 1649 |
| 589 | 2925 | Concord Hospital | | 3934 | 1950 | 2538 | 3316 |
| 590 | 3838 | National Minority AIDS Council | | 3934 | 1697 | 2538 | 3879 |
| 591 | 4782 | Institut Armand Frappier | | 3942 | 5954 | 497 | 3879 |
| 592 | 2291 | American College of Rheumatology | | 3942 | 252 | 2538 | 3879 |
| 593 | 4915 | National Institute of Health Center for Scientific Review | | 3971 | 5590 | 2538 | 3316 |
| 594 | 1277 | Boyce Thompson Institute for Plant Research | | 4011 | 1855 | 2538 | 895 |
| 595 | 4142 | Oregon College of Oriental Medicine | | 4017 | 2300 | 2521 | 3879 |
| 596 | 3948 | Colorado Health Foundation | | 4022 | 1834 | 2538 | 3879 |
| 597 | 4099 | Northwest Hospital & Medical Center | | 4022 | 2064 | 2538 | 3879 |
| 598 | 1593 | National Evolutionary Synthesis Center | | 4029 | 1578 | 2538 | 1906 |
| 599 | 3222 | National Research Council Canada | | 4029 | 923 | 2538 | 3879 |
| 600 | 4171 | Trillium Health Partners | | 4029 | 2150 | 2538 | 3879 |
