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Monday, May 20 2019 - 14:29
AsiaNet
Kazia Enters Clinical Collaboration for Metastatic Brain Cancer with Alliance for Clinical Trials in Oncology
SYDNEY, May 20, 2019 /PRNewswire-AsiaNet/ --

Kazia Therapeutics Limited (ASX: KZA; NASDAQ: KZIA), an Australian 
oncology-focused biotechnology company, is pleased to announce that it has 
entered into a collaboration with the Alliance for Clinical Trials in Oncology 
Foundation (Alliance), a US-based cancer research network sponsored by the 
National Cancer Institute. Alliance will launch a multi-centre phase II study 
to investigate the potential use of Kazia's investigational new drug, GDC-0084, 
alongside several other targeted cancer therapies, in the treatment of brain 
metastases (cancer that has spread to the brain). 

"Brain metastases truly represent an unmet clinical need," said Priscilla 
Brastianos, MD, Principal Investigator of the study, and Assistant Professor of 
Medicine at Harvard Medical School. "We urgently need to find better treatment 
options for these patients. We hope this study will help us identify a new 
treatment paradigm." Dr Brastianos is also an Assistant Physician in Medicine 
in the Department of Hematology/Oncology at Massachusetts General Hospital. Her 
research interests focus on metastatic brain cancer, and she has been 
extensively published in this field. Dr Brastianos will be joined on the study 
Steering Committee by distinguished expert clinicians from leading centres 
across the United States.

Key Points

    -- Alliance will initiate an open-label phase II study in 
       patients with brain metastases. 
    -- Depending on the genetic profile of their tumor, patients 
       will be allocated to receive either abemaciclib (Eli 
       Lilly), entrectinib (Genentech), or GDC-0084 (Kazia 
       Therapeutics). 
    -- The trial is expected to recruit up to 150 patients in 
       multiple centers across the US. 
    -- The trial will be led by Alliance, with Kazia providing 
       support including study drug and a financial grant. 

Initiation of this study brings the total number of ongoing clinical trials 
with GDC-0084 to four, each in different forms of brain cancer. 
Up to 30% of patients with metastatic cancer will develop secondary tumors 
(metastases) in the brain, and it is estimated that there are approximately 
200,000 new cases of brain metastases each year in the United States alone. 
Treatment options remain limited, and average survival of patients with brain 
metastases ranges from 3 to 27 months, depending on factors such as the 
location of the original tumor. 

It is increasingly recognized that cancer is a complex disease, in which tumors 
in a similar location (e.g. breast, lung) may respond very differently to 
treatment. An important factor in this is the genetic profile of the tumor. 
Clinical studies have begun to focus on carefully allocating patients to 
treatment on basis of this genetic profile, an approach which is sometimes 
referred to as 'precision medicine' or 'personalized medicine'. The Alliance 
study is an example of this approach.

The Alliance study, also known as A071701, is expected to recruit up to 150 
patients in total, all of whom will have cancer that has spread to the brain. 
Only patients with a genetic alteration in the PI3K pathway will receive 
GDC-0084, and it is expected that approximately one third of the total patients 
will be in this group. Patients with other genetic mutations will be allocated 
to receive either abemaciclib, a CDK inhibitor, also known as Verzenio™, that 
is manufactured by Eli Lilly and has been approved by FDA for the treatment of 
certain forms of breast cancer, or entrectinib, a Trk/ALK inhibitor 
manufactured by Genentech, which has not yet been approved by FDA.

Dr James Garner, Chief Executive Officer of Kazia Therapeutics commented, "The 
Alliance study is a ground-breaking research project that aims to investigate 
several experimental drugs in a single clinical study. Patients will be 
allocated to treatment depending on their tumor's individual genetic signature, 
and patients with a mutation affecting the PI3K pathway will be eligible to 
receive GDC-0084. This kind of approach is very much the future of cancer 
treatment. We are delighted that GDC-0084 has been selected and we are excited 
to see this study move forward."

The initiation of the study brings to four the number of ongoing clinical 
trials with GDC-0084:


    Sponsor              Phase   Indication           Registration
 

    Kazia Therapeutics   II      Glioblastoma         NCT03522298

    Dana-Farber Cancer   II      Breast cancer        NCT03765983
     Institute                    brain metastases
                                  (with 
                                  Herceptin(R))

    Alliance for         II      Brain metastases     (TBA)
     Clinical Trials 
     in Oncology
 
    St Jude Children's   I       DIPG (childhood      NCT03696355
     Research Hospital            brain cancer)


It is expected that the study will take approximately two years to complete. 
Kazia will provide support, including a financial grant to defray a portion of 
the costs. The study will be conducted under an 'investigator IND' with the US 
FDA, in which the primary regulatory responsibilities for the study will be 
assumed by Alliance. Implementation of the study is conditional upon approval 
from applicable Institutional Review Boards, and completion of contractual 
formalities, and these matters have not yet been finalised. It is expected that 
the study will begin recruitment in the second half of calendar 2019. 

About Kazia Therapeutics Limited 

Kazia Therapeutics Limited (ASX: KZA, NASDAQ: KZIA) is an innovative 
oncology-focused biotechnology company, based in Sydney, Australia. Our 
pipeline includes two clinical-stage drug development candidates, and we are 
working to develop therapies across a range of oncology indications.

Our lead program is GDC-0084, a small molecule inhibitor of the PI3K / AKT / 
mTOR pathway, which is being developed to treat glioblastoma multiforme, the 
most common and most aggressive form of primary brain cancer in adults. 
Licensed from Genentech in late 2016, GDC0084 entered a phase II clinical trial 
in 2018. Initial safety data was released in May 2019, and efficacy data is 
expected in 2H 2019. GDC-0084 was granted orphan designation for glioblastoma 
by the US FDA in February 2018.

TRX-E-002-1 (Cantrixil), is a third-generation benzopyran molecule with 
activity against cancer stem cells, and is being developed to treat ovarian 
cancer. TRX-E-002-1 is currently undergoing a phase I clinical trial in 
Australia and the United States. Initial data was presented at the AACR annual 
conference in April 2019 and the study remains ongoing. Cantrixil was granted 
orphan designation for ovarian cancer by the US FDA in April 2015.

About the Alliance for Clinical Trials in Oncology

The Alliance for Clinical Trials in Oncology (Alliance) is a clinical trials 
network that involves approximately 10,000 physicians across the United States 
and Canada. The Alliance seeks to reduce the impact of cancer on people by 
uniting a broad community of scientists and clinicians from many disciplines, 
committed to discovering, validating and disseminating effective strategies for 
the prevention and treatment of cancer. It is part of the National Clinical 
Trials Network (NCTN) sponsored by the US National Cancer Institute (NCI).

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SOURCE  Kazia Therapeutics Limited
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