Results 31 to 40 of about 21,579 (256)

Ongoing Pregnancies following Cosmetic Micromanipulation of Preimplantation Embryos in Patients with Implantation Failure

open access: yesCase Reports in Medicine, 2015
Cosmetic micromanipulation is defined as fragment and coarse granulation removal from preimplantation embryos. We report two cases of pregnancies in patients with implantation failure following cosmetic micromanipulation.
Iman Halvaei   +3 more
doaj   +1 more source

A Workstation for microassembly [PDF]

open access: yes, 2007
In this paper, an open-architecture, reconfigurable microassembly workstation for efficient and reliable assembly of micromachined parts is presented.
Kunt, Emrah Deniz   +2 more
core   +1 more source

Intra-embryo Gene Cassette Knockin by CRISPR/Cas9-Mediated Genome Editing with Adeno-Associated Viral Vector

open access: yesiScience, 2018
Summary: Intra-embryo genome editing by CRISPR/Cas9 enables easy generation of gene-modified animals by non-homologous end joining (NHEJ)-mediated frameshift mutations or homology-directed repair (HDR)-mediated point mutations.
Naoaki Mizuno   +7 more
doaj   +1 more source

Optical-trapping micromanipulation using 780-nm diode lasers [PDF]

open access: yes, 1993
We have designed and implemented an optical-trapping configuration that uses near-infrared laser diodes. The highly divergent output beam of the diode laser was collimated by using only one aspheric compact disc lens.
Bakker Schut, T.C.   +3 more
core   +3 more sources

Microscopic Object Recognition and Localization Based on Multi-Feature Fusion for In-Situ Measurement In Vivo

open access: yesAlgorithms, 2019
Microscopic object recognition and analysis is very important in micromanipulation. Micromanipulation has been extensively used in many fields, e.g., micro-assembly operation, microsurgery, agriculture, and biological research.
Shi-Xian Yan   +9 more
doaj   +1 more source

Production of Pigs From Porcine Embryos Generated in vitro

open access: yesFrontiers in Animal Science, 2022
Generating porcine embryos in vitro is a critical process for creating genetically modified pigs as agricultural and biomedical models; however, these embryo technologies have been scarcely applied by the swine industry. Currently, the primary issue with
Paula R. Chen   +6 more
doaj   +1 more source

Chromosome Oscillations in Mitosis [PDF]

open access: yes, 2005
Successful cell division requires a tight regulation of chromosome motion via the activity of molecular motors. Many of the key players at the origin of the forces generating the movement have been identified, but their spatial and temporal organization ...
A. P. Joglekar   +8 more
core   +2 more sources

Thomson–Einstein’s Tea Leaf Paradox Revisited: Aggregation in Rings

open access: yesMicromachines, 2023
A distinct particle focusing spot occurs in the center of a rotating fluid, presenting an apparent paradox given the presence of particle inertia. It is recognized, however, that the presence of a secondary flow with a radial component drives this ...
Kirill Kolesnik   +3 more
doaj   +1 more source

Learning Micromanipulation, Part 1: An Approach Based on Multidimensional Ability Inventories and Text Mining. [PDF]

open access: yes, 2018
In the last decades, an effort has been made to improve the efficiency of high-level and academic education players. Nowadays, students’ preferences and habits are continuously evolving and so the educational institutions deal with important challenges ...
Biancucci, Gaetano   +5 more
core   +1 more source

High-Speed Manipulation of Microobjects Using an Automated Two-Fingered Microhand for 3D Microassembly

open access: yesMicromachines, 2020
To assemble microobjects including biological cells quickly and precisely, a fully automated pick-and-place operation is applied. In micromanipulation in liquid, the challenges include strong adhesion forces and high dynamic viscosity.
Eunhye Kim   +3 more
doaj   +1 more source

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