Early research in spinal cord injuries in mice treated with gene therapies offers hope doctors may one day be able to reverse some paralysis in people. AP
Early research in spinal cord injuries in mice treated with gene therapies offers hope doctors may one day be able to reverse some paralysis in people. AP
Early research in spinal cord injuries in mice treated with gene therapies offers hope doctors may one day be able to reverse some paralysis in people. AP
Early research in spinal cord injuries in mice treated with gene therapies offers hope doctors may one day be able to reverse some paralysis in people. AP

Swiss scientists use gene therapy to help paralysed mice walk again


Nick Webster
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Early research in spinal cord injuries in mice treated with gene therapies suggests that doctors may one day be able to reverse some paralysis in human beings.

A breakthrough in how mice recover from spinal injuries has been made by scientists at the Ecole Polytechnique Federale de Lausanne (EPFL) in Switzerland who looked at how neurons – the body's message-sending nerve cells – respond during recovery.

Researchers studied partially damaged spinal cords of mice to learn more about the spontaneous recovery of motor function that follows an initial paralysis, because the reasons why some nerve fibres recover better than others are still not fully understood.

Experts looked at how single-cell nuclear RNA sequencing could promote regeneration of nerve fibres to identify which neurons were involved in natural spinal-cord repair.

"Five years ago, we demonstrated that nerve fibres can be regenerated across anatomically complete spinal cord injuries," said Mark Anderson, a senior author of the study, and director of Central Nervous System Regeneration at the Wyss Centre for Bio and Neuroengineering.

"But we also realised this wasn't enough to restore motor function, because the new fibres failed to connect to the right places on the other side of the lesion.”

By activating growth programmes in the neutrons identified as most likely to fuel regeneration, scientists were able to develop a gene therapy to stimulate recovery.

Regaining the ability to walk

The therapy allowed mice with anatomically complete spinal cord injuries to regain a walking ability, albeit with a restricted gait similar to mice with partial injuries.

When combined with existing therapies such as electrical stimulation of the spinal cord, it is hoped a wider range of movement could develop.

The team of Swiss researchers shared their findings with experts from UCLA and Harvard Medical School in the US to see how this kind of gene therapy could one day be applied to spinal injuries in humans.

While there is no cure to reverse every type of paralysis, some therapies have recorded success in regaining feeling and movement in some body parts.

Brain implants paired with a spinal receiver were recently successful in allowing those with paralysis from an injury to regain movement.

According to the World Health Organisation, about 250,000 to 500,000 spinal cord injuries occur globally each year.

Researchers at EPFL said more work was needed to see how the gene therapies could be effective in humans.

"We believe a complete solution for treating spinal cord injury will require both approaches – gene therapy to regrow relevant nerve fibres, and spinal stimulation to maximise the ability of both these fibres and the spinal cord below the injury to produce movement,” said Gregoire Courtine, a senior author of the study.

The bio

Favourite book: Kane and Abel by Jeffrey Archer

Favourite quote: “The world makes way for the man who knows where he is going.” - Ralph Waldo Emerson, American essayist

Favourite Authors: Arab poet Abu At-Tayyib Al-Mutanabbi

Favourite Emirati food: Luqaimat, a deep-fried dough soaked in date syrup

Hobbies: Reading and drawing

War and the virus
Crime%20Wave
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MATCH INFO

Inter Milan 1 (Martinez 18' pen)

Juventus 2 (Dybala 4', Higuain 80')

Company profile

Date started: 2015

Founder: John Tsioris and Ioanna Angelidaki

Based: Dubai

Sector: Online grocery delivery

Staff: 200

Funding: Undisclosed, but investors include the Jabbar Internet Group and Venture Friends

Living in...

This article is part of a guide on where to live in the UAE. Our reporters will profile some of the country’s most desirable districts, provide an estimate of rental prices and introduce you to some of the residents who call each area home.

The Melbourne Mercer Global Pension Index

The Melbourne Mercer Global Pension Index

Mazen Abukhater, principal and actuary at global consultancy Mercer, Middle East, says the company’s Melbourne Mercer Global Pension Index - which benchmarks 34 pension schemes across the globe to assess their adequacy, sustainability and integrity - included Saudi Arabia for the first time this year to offer a glimpse into the region.

The index highlighted fundamental issues for all 34 countries, such as a rapid ageing population and a low growth / low interest environment putting pressure on expected returns. It also highlighted the increasing popularity around the world of defined contribution schemes.

“Average life expectancy has been increasing by about three years every 10 years. Someone born in 1947 is expected to live until 85 whereas someone born in 2007 is expected to live to 103,” Mr Abukhater told the Mena Pensions Conference.

“Are our systems equipped to handle these kind of life expectancies in the future? If so many people retire at 60, they are going to be in retirement for 43 years – so we need to adapt our retirement age to our changing life expectancy.”

Saudi Arabia came in the middle of Mercer’s ranking with a score of 58.9. The report said the country's index could be raised by improving the minimum level of support for the poorest aged individuals and increasing the labour force participation rate at older ages as life expectancies rise.

Mr Abukhater said the challenges of an ageing population, increased life expectancy and some individuals relying solely on their government for financial support in their retirement years will put the system under strain.

“To relieve that pressure, governments need to consider whether it is time to switch to a defined contribution scheme so that individuals can supplement their own future with the help of government support,” he said.

Why it pays to compare

A comparison of sending Dh20,000 from the UAE using two different routes at the same time - the first direct from a UAE bank to a bank in Germany, and the second from the same UAE bank via an online platform to Germany - found key differences in cost and speed. The transfers were both initiated on January 30.

Route 1: bank transfer

The UAE bank charged Dh152.25 for the Dh20,000 transfer. On top of that, their exchange rate margin added a difference of around Dh415, compared with the mid-market rate.

Total cost: Dh567.25 - around 2.9 per cent of the total amount

Total received: €4,670.30 

Route 2: online platform

The UAE bank’s charge for sending Dh20,000 to a UK dirham-denominated account was Dh2.10. The exchange rate margin cost was Dh60, plus a Dh12 fee.

Total cost: Dh74.10, around 0.4 per cent of the transaction

Total received: €4,756

The UAE bank transfer was far quicker – around two to three working days, while the online platform took around four to five days, but was considerably cheaper. In the online platform transfer, the funds were also exposed to currency risk during the period it took for them to arrive.

UAE currency: the story behind the money in your pockets
Ferrari 12Cilindri specs

Engine: naturally aspirated 6.5-liter V12

Power: 819hp

Torque: 678Nm at 7,250rpm

Price: From Dh1,700,000

Available: Now

While you're here ...

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About Karol Nawrocki

• Supports military aid for Ukraine, unlike other eurosceptic leaders, but he will oppose its membership in western alliances.

• A nationalist, his campaign slogan was Poland First. "Let's help others, but let's take care of our own citizens first," he said on social media in April.

• Cultivates tough-guy image, posting videos of himself at shooting ranges and in boxing rings.

• Met Donald Trump at the White House and received his backing.

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The Details

Kabir Singh

Produced by: Cinestaan Studios, T-Series

Directed by: Sandeep Reddy Vanga

Starring: Shahid Kapoor, Kiara Advani, Suresh Oberoi, Soham Majumdar, Arjun Pahwa

Rating: 2.5/5 

In numbers: PKK’s money network in Europe

Germany: PKK collectors typically bring in $18 million in cash a year – amount has trebled since 2010

Revolutionary tax: Investigators say about $2 million a year raised from ‘tax collection’ around Marseille

Extortion: Gunman convicted in 2023 of demanding $10,000 from Kurdish businessman in Stockholm

Drug trade: PKK income claimed by Turkish anti-drugs force in 2024 to be as high as $500 million a year

Denmark: PKK one of two terrorist groups along with Iranian separatists ASMLA to raise “two-digit million amounts”

Contributions: Hundreds of euros expected from typical Kurdish families and thousands from business owners

TV channel: Kurdish Roj TV accounts frozen and went bankrupt after Denmark fined it more than $1 million over PKK links in 2013 

BMW%20M4%20Competition
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Updated: September 22, 2023, 10:20 AM`