of nanorobots responding as fast as Nanorobots in Cancer Detection possible for a specific task based and Treatment scenario. Nanorobot Control Design (NCD) simulator was developed, which The development of nanorobots may is software for nanorobots in provide remarkable advances for environments with fluids dominated by diagnosis and treatment of cancer. Brownian motion and viscous rather Nanorobots could be a very helpful and than inertial forces. hopeful for the therapy of patients, since current treatments like radiation therapy First, as a point of comparison, the and chemotherapy often end up scientists used the nanorobots’ small destroying more healthy cells than Brownian motions to find the target by cancerous ones. The Nanorobots will be random search. In a second method, the able to distinguish between different cell nanorobots monitor for chemical types that is the malignant and the concentration significantly above the normal cells by checking their surface background level. After detecting the antigens. signal, a nanorobot estimates the concentration gradient and moves toward higher concentrations until it Nanoparticles armed to reaches the target. In the third approach, combat cancer nanorobots at the target release another This is accomplished by the use of chemical, which others use as an chemotactic sensors. Using chemical additional guiding signal to the target. sensors they can be programmed to With these signal concentrations, only detect different levels of E-cadherin and nanorobots passing within a few microns beta-catenin in primary and metastatic of the target are likely to detect the phases. Medical nanorobots will then signal. destroy these cells, and only these cells. So, the nanorobot uses this information The following control methods were to determine when enough nanorobots considered: are at the target, thereby terminating any Random: nanorobots moving additional signal a nanorobot “attractant” passively with the fluid reaching may be releasing.
of nanorobots responding as fast as possible for a specific task based scenario. Nanorobot Control Design (NCD) simulator was developed, which is software for nanorobots in environments with fluids dominated by Brownian motion and viscous rather than inertial forces. First, as a point of comparison, the scientists used the nanorobots’ small Brownian motions to find the target by random search. In a second method, the nanorobots monitor for chemical concentration significantly above the background level. After detecting the signal, a nanorobot estimates the concentration gradient and moves toward higher concentrations until it reaches the target. In the third approach, nanorobots at the target release another chemical, which others use as an additional guiding signal to the target. With these signal concentrations, only nanorobots passing within a few microns of the target are likely to detect the signal. So, the nanorobot uses this information to determine when enough nanorobots are at the target, thereby terminating any additional “attractant” signal a nanorobot may be releasing. Nanorobots in Cancer Detection and Treatment The development of nanorobots may provide remarkable advances for diagnosis and treatment of cancer. Nanorobots could be a very helpful and hopeful for the therapy of patients, since current treatments like radiation therapy and chemotherapy often end up destroying more healthy cells than cancerous ones. The Nanorobots will be able to distinguish between different cell types that is the malignant and the normal cells by checking their surface antigens. Nanoparticles armed to combat cancer This is accomplished by the use of chemotactic sensors. Using chemical sensors they can be programmed to detect different levels of E-cadherin and beta-catenin in primary and metastatic phases. Medical nanorobots will then destroy these cells, and only these cells. The following control methods were considered: Random: nanorobots moving passively with the fluid reaching
48561962-NANOROBOTICS-amp-CRYONICS.docx