CURRENT AFFAIRS

2019

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The researchers of which country have successfully printed the world’s first 3D heart by using a patient’s biological material?
A
China
B
Israel
C
France
D
United States
Explanation: 

Detailed explanation-1: -Researchers at the Tel Aviv University managed to print the first ever 3D heart using the patient’s own cells, which they say could be used to patch diseased hearts or eventually be used for transplant.

Detailed explanation-2: -Adam Feinberg and his team have created the first full-size 3D bioprinted human heart model using their Freeform Reversible Embedding of Suspended Hydrogels (FRESH) technique. The model, created from MRI data using a specially built 3D printer, realistically mimics the elasticity of cardiac tissue and sutures.

Detailed explanation-3: -In a major medical breakthrough, Tel Aviv University researchers have “printed” the world’s first 3D vascularised engineered heart using a patient’s own cells and biological materials. Their findings were published on April 15 in a study in Advanced Science.

Detailed explanation-4: -In 1984, Charles Hull invented stereolithography (SLA) for printing 3D objects from digital data, symbolizing the birth of 3D printing. Bioprinting was first demonstrated in 1988 while Klebe using a standard Hewlett-Packard (HP) inkjet printer to deposit cells by cytoscribing technology [6].

Detailed explanation-5: -JERUSALEM - Tel Aviv University scientists said on Monday that they had printed the first 3D heart, by using a patient’s cells and scans.

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