The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 07, 1991
Filed:
Sep. 05, 1990
Applicant:
Inventors:
Takahiro Kasuya, Wako, JP;
Yoji Ikawa, Wako, JP;
Motowo Tsukakoshi, Wako, JP;
Shunichi Kurata, Fuchu, JP;
Assignee:
Science and Technology Agency, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C12N / ; C12N / ; C12N / ; C12N / ;
U.S. Cl.
CPC ...
435173 ; 4352401 ; 4352402 ; 4352404 ; 4351723 ; 435254 ; 435255 ; 435256 ; 935 52 ;
Abstract
Disclosed is a method and apparatus implanting living cells with a foreign substance with the aid of laser beams. According to this invention living cells are exposed to a laser microbeam of energy sufficient to modify a selected part of the cell to be temporarily transparent to a foreign substance. After the foreign substance gets in the host cell, the selected part of the cell recovers to the original state, thereby confining the foreign substance in the cell.