JERUSALEM: Israeli researchers have developed a method that makes cancer cells to self-produce toxins and thus 'commit suicide', Tel Aviv University (TAU) in central Israel said in a statement on Sunday, reported Xinhua.
In a study published in the journal Theranostics, TAU researchers "for the first time in the world" encoded a toxin produced by bacteria into messenger RNA (mRNA) molecules and delivered these particles directly to cancer cells, the statement added.
As a result, the cancer cells produced the same toxin, as they were the bacteria itself, eventually killing them with a success rate of up to 60 per cent.
The idea was to deliver safe mRNA molecules encoded for a bacterial toxin directly to the cancer cells, unlike chemotherapy treatments, which are not selective and also kill healthy cells.
In experiments, the team first encoded the genetic information of the toxic protein produced by pseudomonas bacteria into mRNA molecules.
These molecules were then packaged in lipid nanoparticles and coated with antibodies to ensure that the "recipe" instructions for producing the toxin would reach the cancer cells.
The particles were injected into the tumours of mice with melanoma skin cancer, and after one injection, 44 to 60 per cent of the cancer cells disappeared.
The researchers noted that the new method may be used with many anaerobic bacteria that secrete toxins, especially those that live in the ground and may treat many types of cancer.
Moreover, cancer cells can't develop resistance to the method as often happens with chemotherapy because it is always possible to use a different natural toxin, they concluded.
-- BERNAMA
Bernama
Mon Jul 03 2023
In experiments, the team first encoded the genetic information of the toxic protein produced by pseudomonas bacteria into mRNA molecules. - Photo for illustrative purposes only/AFP Relax/Filepic
Tekad kerajaan Madani laksana rasionalisasi subsidi
Pengarah dan Penganalisis, Research Institute for Indonesia, Thailand and Singapore (ITS)
Universiti Utara Malaysia (UUM), Dr. Md Shukri Shuib berkongsi pandangan beliau berkenaan reformasi ekonomi menerusi penyasaran subsidi susulan Perutusan Negara oleh Perdana Menteri pada Selasa.
Universiti Utara Malaysia (UUM), Dr. Md Shukri Shuib berkongsi pandangan beliau berkenaan reformasi ekonomi menerusi penyasaran subsidi susulan Perutusan Negara oleh Perdana Menteri pada Selasa.
Perkasa PMKS melalui sistem kawalan dalaman
Kupasan bersama Profesor Madya Sekolah Perniagaan dan Ekonomi, UPM, Profesor Madya Dr Mazlina Mustapha.
Persidangan Nikkei 2024: Kepimpinan Asia dalam ketidaktentuan dunia
Amir Fareed Rahim, Pengarah Strategi KRA Group berkongsi antara jangkaan perbincangan Perdana Menteri, Datuk Seri Anwar Ibrahim pada Persidangan Antarabangsa ke-29 mengenai Masa Depan Asia (Persidangan Nikkei).
BNPL: Strategi mengurus perbelanjaan tanpa bebanan tambahan
Kebanyakan pengguna BNPL adalah golongan muda dan berpendapatan rendah dengan anggaran 44% pengguna berusia 18 hingga 30 tahun, menurut BNM, bagaimana kumpulan ini dapat mengurus perbelanjaan mereka menggunakan BNPL tanpa menambah tekanan risiko kewangan yang lain?
Kupasan bersama Pengarah Financial Faiz, Faiz Azmi.
Kupasan bersama Pengarah Financial Faiz, Faiz Azmi.
Dua maut, seorang cedera, kereta terbabas dalam parit
Kemalangan melibatkan sebuah kereta jenis Proton Iswara terbabas ke dalam parit dan melibatkan tiga orang mangsa.
Makkah Route: Bukti keyakinan Arab Saudi kepada Malaysia
Pelaksanaan inisiatif Makkah Route untuk kali keenam membuktikan pengiktirafan antarabangsa dan keyakinan pihak Arab Saudi terhadap Tabung Haji.
TH peruntuk 30 juta riyal untuk kos makanan jemaah haji tahun ini
Sebanyak SAR30 juta diperuntukkan bagi kos penyediaan dua juta pek makanan kepada 31,600 jemaah sepanjang musim haji tahun ini.
'Jemaah haji ialah VIP, perlu dilayan sebaiknya' - Cef Anas
Cef Anas anggap tugas memasak untuk 31,600 jemaah Malaysia di Tanah Suci sebagai jihadnya.
Pesawat turun mendadak kurang dari 10 saat - Penumpang SIA
Salah sorang penumpang pesawat penerbangan Singapore Airlines (SIA) yang mengalami keadaan gelora udara (turbulent) kuat, Dzafran Azmir memberitahu kejadian berlaku dengan sangat pantas.
Haji 2024: Makanan disaring ketat sebelum diedar kepada 31,600 jemaah
TH tidak berkompromi aspek keselamatan makanan bermula daripada penyediaan dan penyajian sehingga kepada penghantaran.