Dr Saverio Tardito, of the UK's Beatson Institute for Cancer Research, whose team have discovered a metabolite not identified in mammals before. PA
Dr Saverio Tardito, of the UK's Beatson Institute for Cancer Research, whose team have discovered a metabolite not identified in mammals before. PA
Dr Saverio Tardito, of the UK's Beatson Institute for Cancer Research, whose team have discovered a metabolite not identified in mammals before. PA
Dr Saverio Tardito, of the UK's Beatson Institute for Cancer Research, whose team have discovered a metabolite not identified in mammals before. PA

Scientists discover substance in mice that could lead to urine test for liver cancer


Gillian Duncan
  • English
  • Arabic

The discovery of a substance not identified before in mammals could lead to the world’s first urine test to detect a type of cancer.

Patients currently have liver cancer diagnosed through surgery, ultrasound scans or blood tests.

But a newly discovered metabolite in mice has given hope a urine test could be developed to detect a mutated form of the disease.

A metabolite is a substance made or used when the body breaks down food, drugs or chemicals, or its own tissue - such as fat or muscle tissue.

Saverio Tardito, the lead researcher on the project at Cancer Research UK's Beatson Institute in Glasgow, said the number of people with liver cancer is expected to rise and new tools to detect and treat it earlier are needed.

"We were excited to discover this new metabolite which had never been described before in mammals, which is a good candidate for diagnostic testing as it's specific to a particular type of liver cancer, can be easily detected in urine, and could potentially be used as a marker to monitor the growth of tumours," he said.

The potential for the test was discovered by a team exploring a protein known to be prevalent in liver cancer - glutamine synthetase.

While studying this enzyme in normal liver tissue in mice, the team discovered a new metabolite not previously identified in mammals, which is produced by the enzyme.

It appeared in high levels in mice with a specific type of liver tumour and the levels rose as the tumour grew.

The team that discovered the metabolite called N5-methylglutamine also found it appeared in urine when this tumour-promoting mutation of the gene beta-catenin is present, meaning it could be used to identify patients with this specific type of cancer.

Dr Tardito said: "We now plan further studies to investigate how early in liver cancer the metabolite appears, to identify how early a urine test could reliably diagnose the disease."

Every year in the UK there are around 6,200 new liver cancer cases, with around 610 of those in Scotland.

Liver cancer rates are higher than the UK average north of the border, and around a quarter of liver cancer patients have the beta-catenin mutated form of the disease.

Diagnosis of liver cancer is often late, with many patients diagnosed only when already receiving treatment for existing diseases such as cirrhosis or fatty liver disease.

But early, non-invasive testing could help catch the disease earlier, increase the effectiveness of existing treatments and boost development of new therapies.

AI traffic lights to ease congestion at seven points to Sheikh Zayed bin Sultan Street

The seven points are:

Shakhbout bin Sultan Street

Dhafeer Street

Hadbat Al Ghubainah Street (outbound)

Salama bint Butti Street

Al Dhafra Street

Rabdan Street

Umm Yifina Street exit (inbound)

What the law says

Micro-retirement is not a recognised concept or employment status under Federal Decree Law No. 33 of 2021 on the Regulation of Labour Relations (as amended) (UAE Labour Law). As such, it reflects a voluntary work-life balance practice, rather than a recognised legal employment category, according to Dilini Loku, senior associate for law firm Gateley Middle East.

“Some companies may offer formal sabbatical policies or career break programmes; however, beyond such arrangements, there is no automatic right or statutory entitlement to extended breaks,” she explains.

“Any leave taken beyond statutory entitlements, such as annual leave, is typically regarded as unpaid leave in accordance with Article 33 of the UAE Labour Law. While employees may legally take unpaid leave, such requests are subject to the employer’s discretion and require approval.”

If an employee resigns to pursue micro-retirement, the employment contract is terminated, and the employer is under no legal obligation to rehire the employee in the future unless specific contractual agreements are in place (such as return-to-work arrangements), which are generally uncommon, Ms Loku adds.

The specs

Engine: 2.0-litre 4cyl turbo

Power: 261hp at 5,500rpm

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

Transmission: 9-speed auto

Fuel consumption: 6.9L/100km

On sale: Now

Price: From Dh117,059

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 three: the age of the electric vehicle begins

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

Read part one: how cars came to the UAE

Various Artists 
Habibi Funk: An Eclectic Selection Of Music From The Arab World (Habibi Funk)
​​​​​​​

Conflict, drought, famine

Estimates of the number of deaths caused by the famine range from 400,000 to 1 million, according to a document prepared for the UK House of Lords in 2024.
It has been claimed that the policies of the Ethiopian government, which took control after deposing Emperor Haile Selassie in a military-led revolution in 1974, contributed to the scale of the famine.
Dr Miriam Bradley, senior lecturer in humanitarian studies at the University of Manchester, has argued that, by the early 1980s, “several government policies combined to cause, rather than prevent, a famine which lasted from 1983 to 1985. Mengistu’s government imposed Stalinist-model agricultural policies involving forced collectivisation and villagisation [relocation of communities into planned villages].
The West became aware of the catastrophe through a series of BBC News reports by journalist Michael Buerk in October 1984 describing a “biblical famine” and containing graphic images of thousands of people, including children, facing starvation.

Band Aid

Bob Geldof, singer with the Irish rock group The Boomtown Rats, formed Band Aid in response to the horrific images shown in the news broadcasts.
With Midge Ure of the band Ultravox, he wrote the hit charity single Do They Know it’s Christmas in December 1984, featuring a string of high-profile musicians.
Following the single’s success, the idea to stage a rock concert evolved.
Live Aid was a series of simultaneous concerts that took place at Wembley Stadium in London, John F Kennedy Stadium in Philadelphia, the US, and at various other venues across the world.
The combined event was broadcast to an estimated worldwide audience of 1.5 billion.

HWJN
%3Cp%3EDirector%3A%20Yasir%20Alyasiri%3C%2Fp%3E%0A%3Cp%3EStarring%3A%20Baraa%20Alem%2C%20Nour%20Alkhadra%2C%20Alanoud%20Saud%3C%2Fp%3E%0A%3Cp%3ERating%3A%203%2F5%3C%2Fp%3E%0A%3Cp%3E%3C%2Fp%3E%0A
Infiniti QX80 specs

Engine: twin-turbocharged 3.5-liter V6

Power: 450hp

Torque: 700Nm

Price: From Dh450,000, Autograph model from Dh510,000

Available: Now

Specs

Engine: Dual-motor all-wheel-drive electric

Range: Up to 610km

Power: 905hp

Torque: 985Nm

Price: From Dh439,000

Available: Now

RESULTS

5pm: Sheikh Mansour bin Zayed Al Nahyan Racing Festival Purebred Arabian Cup Conditions (PA) Dh 200,000 (Turf) 1,600m
Winner: Hameem, Adrie de Vries (jockey), Abdallah Al Hammadi (trainer)
5.30pm: Sheikha Fatima bint Mubarak Cup Conditions (PA) Dh 200,000 (T) 1,600m
Winner: Winked, Connor Beasley, Abdallah Al Hammadi
6pm: Sheikh Sultan bin Zayed Al Nahyan National Day Cup Listed (TB) Dh 380,000 (T) 1,600m
Winner: Boerhan, Ryan Curatolo, Nicholas Bachalard
6.30pm: Sheikh Sultan bin Zayed Al Nahyan National Day Group 3 (PA) Dh 500,000 (T) 1,600m
Winner: AF Alwajel, Tadhg O’Shea, Ernst Oertel
7pm: Sheikh Sultan bin Zayed Al Nahyan National Day Jewel Crown Group 1 (PA) Dh 5,000,000 (T) 2,200m
Winner: Messi, Pat Dobbs, Timo Keersmaekers
7.30pm: Sheikh Mansour bin Zayed Al Nahyan Racing Festival Handicap (PA) Dh 150,000 (T) 1,400m
Winner: Harrab, Ryan Curatolo, Jean de Roualle
8pm: Wathba Stallions Cup Handicap (PA) Dh 100,000 (T) 1,400m
Winner: AF Alareeq, Connor Beasley, Ahmed Al Mehairbi

UAE currency: the story behind the money in your pockets
MIDWAY

Produced: Lionsgate Films, Shanghai Ryui Entertainment, Street Light Entertainment
Directed: Roland Emmerich
Cast: Ed Skrein, Woody Harrelson, Dennis Quaid, Aaron Eckhart, Luke Evans, Nick Jonas, Mandy Moore, Darren Criss
Rating: 3.5/5 stars

Scorecard

Scotland 220

K Coetzer 95, J Siddique 3-49, R Mustafa 3-35

UAE 224-3 in 43,5 overs

C Suri 67, B Hameed 63 not out

Mubadala World Tennis Championship 2018 schedule

Thursday December 27

Men's quarter-finals

Kevin Anderson v Hyeon Chung 4pm

Dominic Thiem v Karen Khachanov 6pm

Women's exhibition

Serena Williams v Venus Williams 8pm

Friday December 28

5th place play-off 3pm

Men's semi-finals

Rafael Nadal v Anderson/Chung 5pm

Novak Djokovic v Thiem/Khachanov 7pm

Saturday December 29

3rd place play-off 5pm

Men's final 7pm

What sanctions would be reimposed?

Under ‘snapback’, measures imposed on Iran by the UN Security Council in six resolutions would be restored, including:

  • An arms embargo
  • A ban on uranium enrichment and reprocessing
  • A ban on launches and other activities with ballistic missiles capable of delivering nuclear weapons, as well as ballistic missile technology transfer and technical assistance
  • A targeted global asset freeze and travel ban on Iranian individuals and entities
  • Authorisation for countries to inspect Iran Air Cargo and Islamic Republic of Iran Shipping Lines cargoes for banned goods
Brief scores:

Manchester United 4

Young 13', Mata 28', Lukaku 42', Rashford 82'

Fulham 1

Kamara 67' (pen),

Red card: Anguissa (68')

Man of the match: Juan Mata (Man Utd)

Awar Qalb

Director: Jamal Salem

Starring: Abdulla Zaid, Joma Ali, Neven Madi and Khadija Sleiman

Two stars

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Director: Shady Ali
Cast: Boumi Fouad , Mohamed Tharout and Hisham Ismael
Rating: 3/5

21 Lessons for the 21st Century

Yuval Noah Harari, Jonathan Cape
 

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If you go

The flights
Return flights from Dubai to Santiago, via Sao Paolo cost from Dh5,295 with Emirates


The trip
A five-day trip (not including two days of flight travel) was split between Santiago and in Puerto Varas, with more time spent in the later where excursions were organised by TurisTour.
 

When to go
The summer months, from December to February are best though there is beauty in each season

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Updated: December 23, 2022, 10:34 AM`