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Charles A O'Brien

NIH Rank #15342
Unclaimed recordClaim profile
  • R01 Holder
  • Early Career

Researcher identity and coverage

Current affiliation
Not verified in ScienceDex.NIH award organizations may differ from a researcher's employer.
NIH RePORTER identity
Profile ID 2105531Search this ID in NIH RePORTER
ScienceDex PI coverage
FY2024 through FY2026Career claims are limited to the years shown.

FY2026 award categories

  • Internal Medicine

NIH Funding · FY2026

Linked Award Amount
$627.9K
Full award amounts, FY2026
Award Records
2
Records listing this PI
Award-Linked Rank
#15,342
By linked amount among FY2026 PIs
Earliest Year Loaded
2024
ScienceDex PI coverage

One scientist record

NIH portfolios and SHARE

This is the common ScienceDex page for Charles A O'Brien. NIH portfolio memberships are contextual views of this scientist, while SHARE Score, S-Index, and S-Impact describe the researcher's global sharing track record.

Review metric definitions

FY2026 NIH portfolio memberships

No institute-level portfolio release is available for this scientist and fiscal year yet. Existing award history remains unchanged above.

Researcher-associated datasets

These datasets are linked to this researcher's ShareScore identity. This does not by itself prove that an NIH portfolio funded each dataset.

No compatible author-to-dataset release is published. Dataset records are unavailable, not zero.

Award-linked funding history

Linked NIH award amounts and rank by fiscal year.

FY2026 award records by amount

NIH award records listing Charles A O'Brien as a PI. Multi-PI records show the full award amount for context.

Award organization

Organizations that administered FY2026 awards listing Charles A O'Brien as a PI.

FY2026 award administered by University of Arkansas for Medical Sciences (AR).

Coverage and award-record milestones

Computed from the fiscal years currently available in ScienceDex.

  1. 2024
    First NIH Award
    University of Arkansas for Medical Sciences
  2. 2024
    $500K Cumulative Funding
  3. 2024
    $1M Cumulative Funding
  4. 2025
    $2M Cumulative Funding
  5. 2025
    R01 Grant Holder

Shared-award investigators

Other investigators listed on at least one of the same NIH award records as Charles A O'Brien.

Intawat Nookaew
University of Arkansas for Medical Sciences
3
shared awards
Jesus Delgado-calle
University of Arkansas for Medical Sciences
3
shared awards
Jinhu Xiong
University of Arkansas for Medical Sciences
3
shared awards
Qiang Fu
University of Arkansas for Medical Sciences
3
shared awards
Amy Yoshiko Sato
University of Arkansas for Medical Sciences
2
shared awards
Christopher Wardell
University of Arkansas for Medical Sciences
2
shared awards
Maria Jose Almeida
University of Arkansas for Medical Sciences
2
shared awards
Melda Onal
University of Arkansas for Medical Sciences
2
shared awards
Rebekah Margaret Samsonraj
University of Arkansas for Medical Sciences
2
shared awards
Neha Dole
University of Arkansas for Medical Sciences
1
shared award

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