Prof Cyrille Cohen said the latest approach involved 'educating' T-cells to recognise and kill cancer cells. Photo: Prof Cohen
Prof Cyrille Cohen said the latest approach involved 'educating' T-cells to recognise and kill cancer cells. Photo: Prof Cohen
Prof Cyrille Cohen said the latest approach involved 'educating' T-cells to recognise and kill cancer cells. Photo: Prof Cohen
Prof Cyrille Cohen said the latest approach involved 'educating' T-cells to recognise and kill cancer cells. Photo: Prof Cohen

Could a cure for blood cancer multiple myeloma be nearer?


Daniel Bardsley
  • English
  • Arabic

Scientists may have taken a big stride towards finding a cure for a type of blood cancer that has until now remained largely incurable.

Multiple myeloma has long proven to difficult to treat, although therapy can give patients years of extra life.

New approaches that help the immune system disease destroy the cancer cells may represent a step change compared to standard treatments, which have improved in recent decades.

A key new method involves adding a component called a receptor to T-cells – a type of white blood cell in the immune system – allowing them to better recognise and destroy the cancer.

Known as Car-T therapy – or chimeric antigen receptor T-cell therapy - it has achieved remission rates in continuing Israeli trials of about 90 per cent in patients for whom other treatments are no longer effective.

Follow-ups with the patients in Israel have taken place over six months, so longer-term outcomes cannot yet be assessed but scientists say results so far appear promising.

Educating T-cells

A form of immunotherapy, Car-T therapy has been used to treat other cancers and approval has in recent years been limited to treatment for multiple myeloma.

Prof Cyrille Cohen, head of the Laboratory of Tumour Immunology and Immunotherapy at Bar-Ilan University in Ramat Gan, said the approach involved "educating" the T-cells to recognise and kill cancer cells.

The therapy is based on targeting BCMA, a protein overproduced in multiple myeloma cells.

Nothing so far in the recent history of multiple myeloma has achieved such results
Prof Anastasios Karadimitris,
Imperial College London

Prof Cohen's laboratory designed and tested numerous prototype receptors to determine which were most effective at helping the immune cells to use BCMA to identify and destroy the multiple myeloma cells.

"It’s like playing with Lego. You need to find the right combination, the right distance between the two molecules, the right combination of molecules inside the T-cell that will activate the T-cell," said Prof Cohen, president of the Israel Society for Cancer Research.

His group narrowed the choice down to four receptors and used tests to find the most effective.

Clinical trials, led by Prof Polina Stepansky, have been taking place at Hadassah University Medical Centre in Jerusalem in conjunction with a US biotechnology firm Nexcella.

"So far they treated more than 70 patients, which is commendable if you take into account this was developed just by a university and hospital, not by a multibillion [dollar] company," Prof Cohen said.

The treatment works by taking blood samples from multiple myeloma patients and separating out and multiplying the T-cells, which are altered by having genetic material added to them so that they produce the receptor for the target protein. The cells are then reinstated to the patient.

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Multiple myeloma accounts for about 10 per cent of all blood cancers and about 1 per cent of all forms of cancer. It is more common in older people, especially those over 70.

The condition forms in the bone marrow and takes its name from the fact that typically it affects bones in more than one part of the body, including the pelvis, spine and skull.

Symptoms include brittle bones, persistent pain, tiredness and weight loss.

Other than in very rare cases it cannot be cured, although treatments, which may involve chemotherapy, steroids and stem cell transplants, can control symptoms and extend a patient's lifespan.

Researchers across the globe are looking to develop or improve Car-T therapies for multiple myeloma, including Prof Anastasios Karadimitris, director of the Hugh and Josseline Langmuir Centre for Myeloma Research at Imperial College London.

"They have certainly increased the time during which the patient will have no active disease or no clinically active disease and now there is emerging evidence that they will improve survival of the patients," he said.

"They have been really a very significant increment in our ability to treat this otherwise incurable blood cancer."

In one recently reported clinical trial, patients who had relapsed after having other therapy had three times as long without active disease when given Car-T therapy compared to standard multiple myeloma treatments.

"That’s really very, very impressive. Nothing so far in the recent history of multiple myeloma has achieved such results," Prof Karadimitris said.

High cost

A stumbling block to the wider use of Car-T therapy is price: treatment developed by commercial pharmaceutical companies can cost as much as $400,000 per patient.

However, when academic groups such as those in London or Israel, create the treatments, costs are likely to be much lower, possibly as little as one fifth of what they would be if they had been developed in the private sector.

It is "too early to say", Prof Karadimitris said, whether any of the Car-T therapies will create a complete cure, but he added they could lead to improved longer-term outcomes.

"Maybe we will see the best survival rates that we’ve seen historically. Whether it will be curative it’s difficult to say," he said.

Another emerging form of immunotherapy to tackle multiple myeloma involves specific antibodies, whereby one arm of the antibody engages with a T-cell while the other attaches to a cancer cell.

"There’s one such product licensed," Prof Karadimitris said. "It’s hard to tell if it’s as good as Car-T cells because there haven’t been comparisons but certainly the results look very, very good."

As other new treatments have been introduced in recent decades, prospects for multiple myeloma patients have already improved, with Prof Karadimitris describing survival rates as having doubled over the past decade to 15 years.

Treatments either now being trialled or soon to be introduced may be just the beginning, with more potent options likely to become available.

"There is a lot of belief that these very interesting and unprecedented results that we’ve seen already, although they don’t show a curative trend yet … we can improve further," Prof Karadimitris said.

He said the hope is that combining treatments could achieve what doctors call an operational cure, the disappearance of all signs of cancer for a prolonged period, which would represent a major step forward in the treatment of multiple myeloma.

How to report a beggar

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The Sand Castle

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Stars: Nadine Labaki, Ziad Bakri, Zain Al Rafeea, Riman Al Rafeea

Rating: 2.5/5

'How To Build A Boat'
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WHAT IS A BLACK HOLE?

1. Black holes are objects whose gravity is so strong not even light can escape their pull

2. They can be created when massive stars collapse under their own weight

3. Large black holes can also be formed when smaller ones collide and merge

4. The biggest black holes lurk at the centre of many galaxies, including our own

5. Astronomers believe that when the universe was very young, black holes affected how galaxies formed

COMPANY PROFILE
Name: Airev
Started: September 2023
Founder: Muhammad Khalid
Based: Abu Dhabi
Sector: Generative AI
Initial investment: Undisclosed
Investment stage: Series A
Investors: Core42
Current number of staff: 47
 
About Takalam

Date started: early 2020

Founders: Khawla Hammad and Inas Abu Shashieh

Based: Abu Dhabi

Sector: HealthTech and wellness

Number of staff: 4

Funding to date: Bootstrapped

COMPANY PROFILE
Name: Akeed

Based: Muscat

Launch year: 2018

Number of employees: 40

Sector: Online food delivery

Funding: Raised $3.2m since inception 

MATCH INFO

Uefa Champions League semi-final, first leg
Bayern Munich v Real Madrid

When: April 25, 10.45pm kick-off (UAE)
Where: Allianz Arena, Munich
Live: BeIN Sports HD
Second leg: May 1, Santiago Bernabeu, Madrid

Retail gloom

Online grocer Ocado revealed retail sales fell 5.7 per cen in its first quarter as customers switched back to pre-pandemic shopping patterns.

It was a tough comparison from a year earlier, when the UK was in lockdown, but on a two-year basis its retail division, a joint venture with Marks&Spencer, rose 31.7 per cent over the quarter.

The group added that a 15 per cent drop in customer basket size offset an 11.6. per cent rise in the number of customer transactions.

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The specs: 2018 Maxus T60

Price, base / as tested: Dh48,000

Engine: 2.4-litre four-cylinder

Power: 136hp @ 1,600rpm

Torque: 360Nm @ 1,600 rpm

Transmission: Five-speed manual

Fuel consumption, combined: 9.1L / 100km

The White Lotus: Season three

Creator: Mike White

Starring: Walton Goggins, Jason Isaacs, Natasha Rothwell

Rating: 4.5/5

Sui Dhaaga: Made in India

Director: Sharat Katariya

Starring: Varun Dhawan, Anushka Sharma, Raghubir Yadav

3.5/5

The specs: 2018 GMC Terrain

Price, base / as tested: Dh94,600 / Dh159,700

Engine: 2.0-litre turbocharged four-cylinder

Power: 252hp @ 5,500rpm

Torque: 353Nm @ 2,500rpm

Transmission: Nine-speed automatic

Fuel consumption, combined: 7.4L  / 100km

The five pillars of Islam

1. Fasting

2. Prayer

3. Hajj

4. Shahada

5. Zakat 

US Industrial Market figures, Q1 2017

Vacancy Rate 5.4%

Markets With Positive Absorption 85.7 per cent

New Supply 55 million sq ft

New Supply to Inventory 0.4 per cent

Under Construction 198.2 million sq ft

(Source: Colliers)

Specs

Engine: Duel electric motors
Power: 659hp
Torque: 1075Nm
On sale: Available for pre-order now
Price: On request

Destroyer

Director: Karyn Kusama

Cast: Nicole Kidman, Toby Kebbell, Sebastian Stan

Rating: 3/5 

UAE release: January 31 

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Document everything immediately; including dates, times, locations and witnesses

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What is blockchain?

Blockchain is a form of distributed ledger technology, a digital system in which data is recorded across multiple places at the same time. Unlike traditional databases, DLTs have no central administrator or centralised data storage. They are transparent because the data is visible and, because they are automatically replicated and impossible to be tampered with, they are secure.

The main difference between blockchain and other forms of DLT is the way data is stored as ‘blocks’ – new transactions are added to the existing ‘chain’ of past transactions, hence the name ‘blockchain’. It is impossible to delete or modify information on the chain due to the replication of blocks across various locations.

Blockchain is mostly associated with cryptocurrency Bitcoin. Due to the inability to tamper with transactions, advocates say this makes the currency more secure and safer than traditional systems. It is maintained by a network of people referred to as ‘miners’, who receive rewards for solving complex mathematical equations that enable transactions to go through.

However, one of the major problems that has come to light has been the presence of illicit material buried in the Bitcoin blockchain, linking it to the dark web.

Other blockchain platforms can offer things like smart contracts, which are automatically implemented when specific conditions from all interested parties are reached, cutting the time involved and the risk of mistakes. Another use could be storing medical records, as patients can be confident their information cannot be changed. The technology can also be used in supply chains, voting and has the potential to used for storing property records.

UAE currency: the story behind the money in your pockets
The Africa Institute 101

Housed on the same site as the original Africa Hall, which first hosted an Arab-African Symposium in 1976, the newly renovated building will be home to a think tank and postgraduate studies hub (it will offer master’s and PhD programmes). The centre will focus on both the historical and contemporary links between Africa and the Gulf, and will serve as a meeting place for conferences, symposia, lectures, film screenings, plays, musical performances and more. In fact, today it is hosting a symposium – 5-plus-1: Rethinking Abstraction that will look at the six decades of Frank Bowling’s career, as well as those of his contemporaries that invested social, cultural and personal meaning into abstraction. 

Company profile

Company name: Suraasa

Started: 2018

Founders: Rishabh Khanna, Ankit Khanna and Sahil Makker

Based: India, UAE and the UK

Industry: EdTech

Initial investment: More than $200,000 in seed funding

'Worse than a prison sentence'

Marie Byrne, a counsellor who volunteers at the UAE government's mental health crisis helpline, said the ordeal the crew had been through would take time to overcome.

“It was worse than a prison sentence, where at least someone can deal with a set amount of time incarcerated," she said.

“They were living in perpetual mystery as to how their futures would pan out, and what that would be.

“Because of coronavirus, the world is very different now to the one they left, that will also have an impact.

“It will not fully register until they are on dry land. Some have not seen their young children grow up while others will have to rebuild relationships.

“It will be a challenge mentally, and to find other work to support their families as they have been out of circulation for so long. Hopefully they will get the care they need when they get home.”

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The National Archives, Abu Dhabi

Founded over 50 years ago, the National Archives collects valuable historical material relating to the UAE, and is the oldest and richest archive relating to the Arabian Gulf.

Much of the material can be viewed on line at the Arabian Gulf Digital Archive - https://www.agda.ae/en

COMPANY PROFILE
Name: Kumulus Water
 
Started: 2021
 
Founders: Iheb Triki and Mohamed Ali Abid
 
Based: Tunisia 
 
Sector: Water technology 
 
Number of staff: 22 
 
Investment raised: $4 million 
The specs

Engine: 2.0-litre 4cyl turbo

Power: 261hp at 5,500rpm

Torque: 405Nm at 1,750-3,500rpm

Transmission: 9-speed auto

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On sale: Now

Price: From Dh117,059

The essentials

What: Emirates Airline Festival of Literature

When: Friday until March 9

Where: All main sessions are held in the InterContinental Dubai Festival City

Price: Sessions range from free entry to Dh125 tickets, with the exception of special events.

Hot Tip: If waiting for your book to be signed looks like it will be timeconsuming, ask the festival’s bookstore if they have pre-signed copies of the book you’re looking for. They should have a bunch from some of the festival’s biggest guest authors.

Information: www.emirateslitfest.com
 

Multitasking pays off for money goals

Tackling money goals one at a time cost financial literacy expert Barbara O'Neill at least $1 million.

That's how much Ms O'Neill, a distinguished professor at Rutgers University in the US, figures she lost by starting saving for retirement only after she had created an emergency fund, bought a car with cash and purchased a home.

"I tell students that eventually, 30 years later, I hit the million-dollar mark, but I could've had $2 million," Ms O'Neill says.

Too often, financial experts say, people want to attack their money goals one at a time: "As soon as I pay off my credit card debt, then I'll start saving for a home," or, "As soon as I pay off my student loan debt, then I'll start saving for retirement"."

People do not realise how costly the words "as soon as" can be. Paying off debt is a worthy goal, but it should not come at the expense of other goals, particularly saving for retirement. The sooner money is contributed, the longer it can benefit from compounded returns. Compounded returns are when your investment gains earn their own gains, which can dramatically increase your balances over time.

"By putting off saving for the future, you are really inhibiting yourself from benefiting from that wonderful magic," says Kimberly Zimmerman Rand , an accredited financial counsellor and principal at Dragonfly Financial Solutions in Boston. "If you can start saving today ... you are going to have a lot more five years from now than if you decide to pay off debt for three years and start saving in year four."

The burning issue

The internal combustion engine is facing a watershed moment – major manufacturer Volvo is to stop producing petroleum-powered vehicles by 2021 and countries in Europe, including the UK, have vowed to ban their sale before 2040. The National takes a look at the story of one of the most successful technologies of the last 100 years and how it has impacted life in the UAE. 

Read part four: an affection for classic cars lives on

Read part three: the age of the electric vehicle begins

Read part two: how climate change drove the race for an alternative 

Our family matters legal consultant

Name: Hassan Mohsen Elhais

Position: legal consultant with Al Rowaad Advocates and Legal Consultants.

Updated: June 17, 2023, 2:22 AM`