# Vectra Polaris Quantitative Pathology Imaging System

> **NIH NIH S10** · BOSTON UNIVERSITY MEDICAL CAMPUS · 2021 · $402,440

## Abstract

Project Summary/Abstract: For the last 150 years, pathologic interpretation of tissues has relied primarily on
qualitative descriptive and semi-quantitative ordinal histopathologic scoring systems. This analysis workflow is
laborious given its manual nature and can be subjective at times, making the process susceptible to observer
bias and variability that leads to reproducibility issues. Additionally, the phenomena intended to be quantified
may be too complex or too subtle to be reliably assessed by eye and/or interpreted by a human brain (e.g.,
exact measurement of affected area, enumeration of cellular phenotypes, spatial relationships of different cell
types or biological processes). In this proposal, we request funds to acquire a Vectra Polaris Quantitative
Pathology Imaging System, which would allow us to generate continuous quantitative morphomolecular
pathomics datasets that will accelerate research discoveries on the Boston University School of Medicine
Campus (BUSM). The instrument would be managed by the Integrated Biological Imaging Service (IBIS),
which currently provides a diverse array of digital imaging microscopy systems, including confocal and
transmission electron microscopy, for studying biological samples such as cells and tissues. IBIS currently
lacks a high-throughput whole slide scanner, putting our researchers who rely on characterizing temporospatial
signatures of tissue-based assays at a disadvantage. Because of the absence of a designated whole slide
scanner, BUSM researchers primarily conduct their microscopic analyses on user-defined regions of interest
(ROI), which is a time-intensive process that is confounded by selection biases. The limited throughput of ROI
acquisition also hampers the generation of enough data to achieve statistical significance. The Vectra Polaris
Quantitative Pathology Imaging System affords the flexibility of high throughput brightfield and fluorescent
image acquisition demanded by our researchers. Furthermore, through its unique combination of filter sets and
multispectral linear unmixing, this system generates high-plex fluorescent images with optimal analytical
sensitivity by removing tissue autofluorescence. Together these features are critical in maximizing the amount
of biological data we can generate from precious biological specimens and ensure we can meet the high image
acquisition demands anticipated by our users. The Vectra Polaris image acquisition hardware seamlessly
integrates with the user-friendly image analysis software inFORM, which allows characterization of meaningful
quantitative pathomics datasets and integration/correlation with other continuous datasets to illuminate
clinicopathologic correlates of disease. If awarded, and with institutional support to develop a dedicated
computer laboratory and data storage infrastructure (see Dean Antman's LOS), this proposal will serve to
empower our researchers with the necessary tools to explore biomedical hypotheses not feasible...

## Key facts

- **NIH application ID:** 10175759
- **Project number:** 1S10OD030269-01
- **Recipient organization:** BOSTON UNIVERSITY MEDICAL CAMPUS
- **Principal Investigator:** Nicholas Alexander Crossland
- **Activity code:** S10 (R01, R21, SBIR, etc.)
- **Funding institute:** NIH
- **Fiscal year:** 2021
- **Award amount:** $402,440
- **Award type:** 1
- **Project period:** 2021-09-20 → 2022-09-19

## Primary source

NIH RePORTER: https://reporter.nih.gov/project-details/10175759

## Citation

> US National Institutes of Health, RePORTER application 10175759, Vectra Polaris Quantitative Pathology Imaging System (1S10OD030269-01). Retrieved via AI Analytics 2026-06-11 from https://api.ai-analytics.org/grant/nih/10175759. Licensed CC0.

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