# Breast Cancer Trials

Source: https://onco.cc/companies/breast-cancer-trials/  
OnCo record `breast-cancer-trials` (Company). Data CC BY-NC 4.0, attribute "Data from OnCo (onco.cc)"; commercial use needs a licence.

## TL;DR

The Australian and New Zealand breast cancer trials group, a Breast International Group partner in SOFT/TEXT, APHINITY, OlympiA and POSITIVE.

## Summary

Founded in 1978 as the ANZ Breast Cancer Trials Group and renamed Breast Cancer Trials, it is one of the longest-running academic breast cancer groups and a founding member of the Breast International Group. It co-led the IBCSG SOFT and TEXT trials of ovarian suppression, contributed to APHINITY, OlympiA and the POSITIVE pregnancy-interruption study, and runs its own trials such as EXPERT (omitting radiotherapy in low-genomic-risk luminal A disease) and DECRESCENDO. A large consumer advisory panel shapes protocol design. Trials are coordinated from Newcastle with sites across Australia and New Zealand.

## Fields

- Kind: Company
- Last checked: 2026-09-09
- Also known as: BCT; Australia and New Zealand Breast Cancer Trials Group; ANZBCTG
- Tags: cooperative-group
- HQ: Newcastle, NSW
- Type: cooperative-group
- Website: https://www.breastcancertrials.org.au

## Notes

- SOFT / TEXT (with IBCSG)
- OlympiA and APHINITY (with BIG)
- EXPERT (radiotherapy omission)
- POSITIVE (pregnancy after endocrine therapy)

## Sources

- Breast Cancer Trials: https://www.breastcancertrials.org.au
- Clinical trials: https://www.breastcancertrials.org.au/clinical-trials/

## Connected records

- drugs: [Olaparib](https://onco.cc/drugs/olaparib/), [Trastuzumab](https://onco.cc/drugs/trastuzumab/)
- cancers: [HER2-positive breast cancer](https://onco.cc/cancers/breast-her2-positive/), [HR-positive / HER2-negative breast cancer](https://onco.cc/cancers/breast-hr-positive/), [Triple-negative breast cancer (TNBC)](https://onco.cc/cancers/tnbc/)
- fronts: [Hormonal Therapy](https://onco.cc/fronts/hormonal/)
- technologies: [Endocrine therapy (SERMs, AIs, SERDs)](https://onco.cc/technologies/endocrine-therapy/), [PARP inhibitors](https://onco.cc/technologies/parp-inhibitor/)
- companies: [Breast International Group (BIG)](https://onco.cc/companies/big/), [ETOP IBCSG Partners Foundation](https://onco.cc/companies/etop-ibcsg/)
- institutions: [Cancer Council Australia](https://onco.cc/institutions/cancer-council-australia/), [Peter MacCallum Cancer Centre](https://onco.cc/institutions/peter-mac/)
- trials: [APHINITY](https://onco.cc/trials/aphinity/), [OlympiA](https://onco.cc/trials/olympia/), [SOFT & TEXT](https://onco.cc/trials/soft-text/)
- people: [Prudence A. Francis](https://onco.cc/people/prudence-francis/), [Sherene Loi](https://onco.cc/people/loi-sherene/), [Sunil Lakhani](https://onco.cc/people/sunil-lakhani/)

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JSON: https://onco.cc/api/v1/entities/breast-cancer-trials.json