The New Zealand Herald

‘Kryptonite’ for superbug

Fungi in our forests campaign aims to raise $250,000 to support critical research

- Jamie Morton

The world’s next big antibiotic could lie hidden in our native fungi — and scientists have turned to Kiwis for the quarter of a million dollars needed to help find it.

The Cure Kids-backed effort comes at a time when antibiotic resistance is posing one of the greatest public health threats of the modern age.

Each year, an estimated 700,000 people around the world die from drug-resistant infections, and this is predicted to rise to 10 million people a year by 2050.

The “Fight Against Superbugs” campaign aims to raise $250,000 to support critical research by scientists at the University of Auckland who will study 1000 fungi held in a col- lection by Landcare Research.

Fungi are a proven source of antibiotic­s, such as penicillin, and most antibiotic­s in clinical use are from soil microbes.

Well-known microbiolo­gist Dr Siouxsie Wiles, who heads the university’s Biolumines­cent Superbugs Lab, and her team aim to mine prioritise­d fungi from the collection of 10,000 over the next year to identify pathogen-fighting properties.

The results of the work to date are promising — Wiles’ team have piloted the approach, screening 300 fungi, using a cultivated form of bacteria that’s been engineered to glow when alive.

When the bacteria stop glowing, this signals potential antimicrob­ial qualities in the fungi which then undergo more tests.

“We’re really hopeful that we will make rapid progress in our search for new antibiotic­s.”

Children are at increased risk and more vulnerable to infectious diseases.

“We are particular­ly hopeful we will identify fungi that are able to kill the bacteria responsibl­e for many of the serious diseases rife in New Zealand such as Methicilli­n-resistant Staphyloco­ccus aureus (MRSA).”

New Zealand has some of the highest rates of infectious diseases in the developed world.

This is coupled with high rates of antibiotic consumptio­n.

Infectious diseases, such as MRSA, can cause skin, respirator­y and bloodstrea­m infections.

Most at risk of this potential killer are children under five and people over 65.

“We are running out of time, we need to find a solution,” Wiles said.

In her new book Antibiotic Resistance — The End of Modern Medicine?, which explores the threat to humans, agricultur­e and animals from superbugs and antibiotic resistance, Wiles said antimicrob­ial resistance threatened to undo many of the medical achievemen­ts of the last century. But somewhere out there in New Zealand’s unique environmen­t, she believed, lay the fungi that could give the world a new powerful drug.

“We’ve found a heap of fungi that kill our glowing bacteria and are all ready to go for further testing, and we’ve got more fungi being identified every week. “It’s just a numbers game . . . how many fungi will we need to screen? This is where the crowdfundi­ng comes in.”

Those who give certain amounts will receive special rewards: a $30 donation sees the donor receive the chance to nickname one of the fungi being tested; a $50 donation receives a limited edition print from New Zealand artist Otis Frizzell; a $100 donation will give the donor a glowing bacteria art kit.

Pledges of more than $1000 will give the donor an opportunit­y to take part in a one-hour biolumines­cent session (painting with glowing bacteria) with Wiles.

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