Do you or does someone you know have Limb-Girdle Muscular Dystrophy 2I/R9 (LGMD 2I/R9)?

AskBio is conducting a gene therapy clinical study named LION-CS101 for individuals with LGMD 2I/R9. 


Studying an investigational* gene therapy to potentially treat LGMD (2I/R9)

The LION-CS101 clinical research study is looking for individuals living with LGMD 2I/R9 to take part in a study of an investigational gene therapy treatment.  

If you have been diagnosed with LGMD 2I/R9 and are between the ages of 18 and 65, you may be able to take part.

To explore if you can take part, here are three simple steps needed from you:

Portrait of smiling parent using laptop computer filling out a form
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1. Fill out the contact form.

Share your contact details and allow us to get in touch with you.

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2. Complete the questionnaire.

Complete a questionnaire to see if you are able to take part in this LGMD 2I/R9 clinical study. This questionnaire will only gather the minimum medical data needed to assess if you do qualify at this initial stage.

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3. Connect with a Patient Navigator.

Once you have completed the questionnaire, you can schedule a call with a Patient Navigator. They will further assess your medical status to take part in the LGMD2I/R9 clinical trial and give you the information and assistance you need, so you can find out if this clinical trial may be for you.

1. General questions

What is LGMD 2I/R9?

LGMD refers to a group of conditions that cause weakness and wasting of the muscles in the arms and legs. In LGMD 2I/R9, signs and symptoms often develop in late childhood and may include difficulty running and walking, as well as pain and muscle cramps. The symptoms gradually worsen over time, and affected people generally require mobility assistance, such as wheelchairs.  

In patients with LGMD 2I/R9, the gene that may not work properly is the gene used to create a protein called fukutin-related protein (FKRP). FKRP is essential for normal muscle function. With the genetic mutations that cause LGMD, the proteins do not support normal muscle function and over time, this can lead to muscle injury and weakening in muscles (in your shoulders, hips, heart, and diaphragm [the muscle that helps you breathe]). 

How is LGMD 2I/R9 currently treated?

There are currently no treatments available to treat LGMD 2I/R9. The standard medical management is supportive and may include: 

  • Use of steroids and/or physical therapy (use of orthotics [foot support]) 
  • Management of cardiac (heart) or respiratory (breathing) issues (use of non-invasive ventilation, such as oxygen tubes in the nose) 

What is gene therapy?

Gene therapy is a way of potentially treating genetic diseases. It works by delivering genetic material into a patient’s cells to treat their disease.  

Researchers are investigating different ways that gene therapy can work to help people, including: 

  • Introducing a working copy of a gene into the body to help treat a disease 
  • Turning off a specific gene  
  • Replacing a specific gene with a healthy copy of the gene 

Genes must be packaged for delivery into your body so they can reach your cells and produce effects. Often, portions of viruses unlikely to cause infection are used for this purpose and are referred to as “vectors.”  

Doctors are now researching the use of gene therapies for treating many different diseases, including LGMD 2I/R9. 

What is a clinical study?

Clinical trials or clinical studies or clinical research studies are studies that help understand if a drug (in this case a gene therapy) can safely and effectively treat a disease. They play a crucial role in developing treatments with the aim of improving patient health. Watch our video to learn more.

Clinical trials are essential to ensure treatments are safe for the public, are given at the correct dose, use the best ways to administer them and enhance scientific knowledge of diseases, hopefully providing for better health outcomes. 

What is an investigational drug?*

The term ‘investigational drug’ refers to a trial medication that has not yet received approval from regulatory authorities, such as the US Food and Drug Administration (FDA). In its investigational phase, it can only be given in clinical research studies and is not available for general use. These studies aim to evaluate whether the investigational medicine is safe and and and works the way it is supposed to before it can be approved for widespread medical use. 

What are clinical trial eligibility criteria?

Clinical trials have specific criteria, known as clinical trial eligibility criteria, which determine who can participate. These criteria are designed to help find patients with specific symptoms or a particular diagnosis, while excluding those with unrelated health conditions. By entering or enrolling patients who are similar in their characteristics, such as the type of mutation and disease progression, clinical trial eligibility criteria may help to ensure the outcomes of the trial accurately reflect the effects of the investigational drug being tested. Furthermore, these criteria play a crucial role in ensuring the safety of the patients involved. 

Do clinical trials carry any risk?

Clinical trials carry potential risks such as side effects, unknown treatment effects, extra medical tests, and time commitments. These are carefully assessed and monitored, and risks and benefits are carefully weighed by the Ethics Committees reviewing and approving the conduct of the trial. Clinical trials follow a specific set of standards and are closely regulated to help ensure the safety of all participants. Safety measures and informed consent processes help participants understand and manage these risks. 

Why do people take part in clinical trials?

People take part in clinical trials for different reasons. Some may take part because they want to learn more about their disease and potential new treatments. Others volunteer to take part because they want to help researchers learn more about (the treatment of) a disease to potentially help them and others in the future. 

Is participation voluntary?

Yes, taking part in this study is voluntary.  You may receive detailed trial information, can ask questions, and decide freely. Informed consent ensures you understand the trial and can withdraw at any time without any penalty and without affecting your care or rights. 

If you decide to withdraw after you have received the gene therapy, the gene therapy cannot be removed from your body. Gene therapy does not wash out of your body over time and cannot be reversed.  

What is a Patient Navigator?

At myTomorrows, we assign a dedicated Patient Navigator to each patient. Your dedicated Patient Navigator will provide support throughout the entire process, from assessing your potential trial eligibility to addressing any questions you may have about the trial enrollment. 

Our Patient Navigators are professionals with medical background and are closely supervised by our team of medical doctors. They are proficient in languages such as English, Spanish and Arabic, ensuring effective communication and understanding with patients from diverse backgrounds. 

Are myTomorrows’ services free of charge for patients?

Yes, our services of providing information about clinical trials and how to access them are always free of charge. 

2. About the clinical trial

What is the purpose of the LION-CS101 clinical trial?

The purpose of this clinical research study is to learn whether an investigational gene therapy, called AB-1003, is generally safe and works the way it is supposed to in adults with LGMD 2I/R9 

What is the investigational therapy that is examined in this clinical trial?

The investigational therapy in this clinical trial is named AB-1003, also known as LION-101. AB-1003 is a gene therapy agent that aims to send corrected copies of a gene used to create FKRP (the protein essential to normal muscle function) to some cells in your muscles, which may create enough FKRP to support your muscles (meaning it may help to prevent further wasting of your muscles). It is delivered using a vector called adeno-associated virus (AAV). The AAV has been changed so that it is not likely to reproduce or cause an infection in your body. 

This is an investigational therapy, which means it is under investigation for its safety and efficacy, and is not approved as a marketed product by the Food and Drug Administration (FDA) or any other regulatory (government) authority.   

Will all participants receive the investigational therapy?

No, participants will be randomly assigned (like flipping a coin) to receive either the investigational therapy or a placebo, which is an ineffective product. However, once the last participant completes one year of assessments, the individuals who received placebo will be offered the investigational therapy, provided they still meet the inclusion criteria.  

Who can participate in this trial?

Eligible participants must:

  • Be between the ages of 18 and 65 (inclusive)
  • Have a diagnosis of LGMD 2I/R9
  • Be able to walk/run 10 meters in less than 30 seconds
  • Be able to ascend 4 stairs between 2.5 and 10 seconds
  • Have a negative neutralizing antibody test (this is a blood test that measures antibodies in your body; antibodies are proteins that fight of infection, such as when you have a cold or influenza)

There are additional requirements, which the study doctor will discuss with you if you are interested in participating. 

What to expect during the clinical trial?

The total length of study participation is approximately 5-7 years and consists of the following: 

  • Pre-screening (approximately 90 days prior to the study drug administration): The purpose of the pre-screening period is to determine if you are eligible to be screened for study participation.
  • Informed Consent: Participants will be asked to review and sign an Informed Consent Form, which explains the potential risks and benefits of their participation in the trial.
  • Screening (approximately 75 days prior to the study drug administration): Certain tests and procedures may be done to make sure you are still eligible to participate in the study.
  • Infusion and post-infusion period: This period lasts approximately one year. There will be a dosing day where participants will receive either the investigational drug or a placebo treatment as an intravenous (IV) infusion (this is where you will have a catheter placed in an arm or hand vein and the gene therapy will be given to you slowly over an hour or so). This will be followed by around 14 assessments spread throughout one year. Some of these assessments may happen at the study site (meaning you will need to travel) while others will take place at a local laboratory, and some can be done at home.
  • Long-Term Follow-up period: 12 months after dosing the last participant. In the trial, the treatment groups will be unblinded, meaning that all participants will know what they received. Participants who received AB-1003 will participate in a long-term follow-up, during which they will visit the study clinic twice a year for an additional 4 years. Participants who received placebo will be offered treatment with AB-1003, provided they have not developed neutralizing antibodies against the gene vector and that they still meet the inclusion criteria. Then, participants will be followed for a period of 5 years from AB-1003 dosing, so they would be in the study for about 7 years or more.

Throughout the trial, the research team will closely monitor your health and response to the investigational treatment. The study doctor may perform a number of tests and procedures, including but not limited to vital sign measurements (these are things such as blood pressure and heart rate), physical exams, cardiac MRI (scan of your heart), muscle biopsies (small piece of tissue taken from your leg muscle), pulmonary (lung) function tests, blood and urine tests. Your well-being and safety are of utmost importance throughout the entire trial duration.

Is there any clinical trial site near me?

  • Study centers grouped together (> 10) Study centers grouped together (> 10)
  • Study centers grouped together (< 10) Study centers grouped together (< 10)
  • Study centers recruiting Study centers recruiting
  • Study centers preparing to recruit Study centers preparing to recruit

Complete the questionnaire to assess if you are able to participate in the LION-CS101 clinical trial.