Abstract: A microfluidic device for non-invasively and passively accessing interstitial fluid from a patient includes a substrate containing multiple vertical micro channels therethrough, wherein at a first end of each of the multiple vertical micro channels a microheater is formed for controllably ablating a portion of dry dead skin cells to access the interstitial fluid; and wherein at a second end of each of the multiple vertical micro channels is a horizontal micro channel for receiving accessed interstitial fluid from a vertical micro channel and guiding the accessed interstitial fluid to a common collection port.

Abstract: Systems and methods for characterizing cancer cells are disclosed. In certain embodiments, the systems and methods involve coating a first chamber with ECM material and adding a first plurality of cells to the first chamber, adding media to a second chamber, and adding a second plurality of cells and media to a third chamber. The first, second, and third chambers are then clipped together to form a chamber array. The chamber array is mounted to an electric cell impedance sensing reader and impedance readouts of cell invasion are collected from the electric array at time intervals. Cells detected to invade into the second chamber are extracted and characterized.

Abstract: A device for introducing at least one antimicrobial in an exposed region of a user's skin caused while accessing interstitial fluid includes a substrate having thereon at least one electrically controllable microheating element including at least a microheater portion with multiple electrodes connected to the microheater portion for forming a micropore in the user's skin. A nanofiber mat loaded with at least one antimicrobial material is arranged on the substrate such that it contacts the user's skin and encircles an opening of the micropore formed by the microheating element. In a preferred embodiment, the at least one antimicrobial material is LL-37.

Abstract: A system for determining the presence of cell-free non-coding RNA (cfNCR) biomarkers in interstitial fluid includes a microfluidic device for non-invasively and passively accessing interstitial fluid from a patient. The microfluidic device is formed of a substrate containing multiple vertical micro channels therethrough, wherein at a first end of each of the multiple vertical micro channels a microheater is formed for controllably ablating a portion of dry dead skin cells to access the interstitial fluid; and wherein at a second end of each of the multiple vertical micro channels is a horizontal micro channel for receiving accessed interstitial fluid from a vertical micro channel and guiding the accessed interstitial fluid to a common collection port.

Abstract: A device for introducing at least one antimicrobial in an exposed region of a user's skin caused while accessing interstitial fluid includes a substrate having thereon at least one electrically controllable microheating element including at least a microheater portion with multiple electrodes connected to the microheater portion for forming a micropore in the user's skin. A nanofiber mat loaded with at least one antimicrobial material is arranged on the substrate such that it contacts the user's skin and encircles an opening of the micropore formed by the microheating element. In a preferred embodiment, the at least one antimicrobial material is LL-37.

Abstract: A system for determining the presence of cell-free non-coding RNA (cfNCR) biomarkers in interstitial fluid includes a microfluidic device for non-invasively and passively accessing interstitial fluid from a patient. The microfluidic device is formed of a substrate containing multiple vertical micro channels therethrough, wherein at a first end of each of the multiple vertical micro channels a microheater is formed for controllably ablating a portion of dry dead skin cells to access the interstitial fluid; and wherein at a second end of each of the multiple vertical micro channels is a horizontal micro channel for receiving accessed interstitial fluid from a vertical micro channel and guiding the accessed interstitial fluid to a common collection port.

Abstract: A microfluidic device for non-invasively and passively accessing interstitial fluid from a patient includes a substrate containing multiple vertical micro channels therethrough, wherein at a first end of each of the multiple vertical micro channels a microheater is formed for controllably ablating a portion of dry dead skin cells to access the interstitial fluid; and wherein at a second end of each of the multiple vertical micro channels is a horizontal micro channel for receiving accessed interstitial fluid from a vertical micro channel and guiding the accessed interstitial fluid to a common collection port.

Abstract: A sensing device, designed to be used in contact with the skin, contains a plurality of individually controllable sites for electrochemically monitoring an analyte, such as glucose, in interstitial fluid of a user. The device includes at least a hydrophobic layer designed to contact the skin; a capillary channel providing an opening adjacent the skin; a metal electrode layer having a sensor layer applied to an edge portion thereof such that it is exposed to the interior of said capillary channel, the sensing layer being effective to measure the analyte.

Abstract: A sensing device, designed to be used in contact with the skin, contains a plurality of individually controllable sites for electrochemically monitoring an analyte, such as glucose, in interstitial fluid of a user. The device includes at least a hydrophobic layer designed to contact the skin; a capillary channel providing an opening adjacent the skin; a metal electrode layer having a sensor layer applied to an edge portion thereof such that it is exposed to the interior of said capillary channel, the sensing layer being effective to measure the analyte.

Abstract: A system for forming a functionalized sensor for sensing a molecule of interest includes at least one single or multi-wall carbon nanotube having a first and a second electrode in contact therewith on a substrate; a third electrode including a decorating material on the substrate a predetermined distance from the at least one single or multi-wall carbon nanotube having a first and a second electrode in contact therewith, wherein the decorating material has a bonding affinity for bioreceptors that react with the molecule of interest; and wherein applying a voltage to the third electrode causes the decorating material to form nanoparticles of the decorating material on the at least one single or multi-wall carbon nanotube.

Abstract: A device for introducing at least one antimicrobial in an exposed region of a user's skin caused while accessing interstitial fluid includes a substrate having thereon at least one electrically controllable microheating element including at least a microheater portion with multiple electrodes connected to the microheater portion for forming a micropore in the user's skin. A nanofiber mat loaded with at least one antimicrobial material is arranged on the substrate such that it contacts the user's skin and encircles an opening of the micropore formed by the microheating element. In a preferred embodiment, the at least one antimicrobial material is LL-37.

Abstract: Devices incorporating a single to a few-layer MoS2 channels in combination with optimized substrate, dielectric, contact and electrode materials and configurations thereof, exhibit light emission, photoelectric effect, and superconductivity, respectively.

Abstract: A system for forming a functionalized sensor for sensing a molecule of interest includes at least one single or multi-wall carbon nanotube having a first and a second electrode in contact therewith on a substrate; a third electrode including a decorating material on the substrate a predetermined distance from the at least one single or multi-wall carbon nanotube having a first and a second electrode in contact therewith, wherein the decorating material has a bonding affinity for bioreceptors that react with the molecule of interest; and wherein applying a voltage to the third electrode causes the decorating material to form nanoparticles of the decorating material on the at least one single or multi-wall carbon nanotube.

Abstract: The present invention pertains to a system and method for transdermal sampling, comprising: at least one sampler for retrieving and transferring at least one analyte obtained transdermally from the skin of a subject; at least one detector system for identifying and quantifying said at least one analyte; and at least one logic module for (i) receiving and storing input data from said at least one detector, (ii) relating the input data to other data obtained from the subject, (iii) displaying output information, (iv) transmitting the output information to another system, and (v) controlling the operation of said at least one sampler and at least one detector.

Abstract: A process for forming a functionalized sensor for sensing a molecule of interest includes providing at least one single or multi-wall carbon nanotube having a first and a second electrode in contact therewith on a substrate; providing a third electrode including a decorating material on the substrate a predetermined distance from the at least one single or multi-wall carbon nanotube having a first and a second electrode in contact therewith, wherein the decorating material has a bonding affinity for a bioreceptors that react with the molecule of interest; and applying a voltage to the third electrode, causing the decorating material to form nanoparticles of the decorating material on the at least one single or multi-wall carbon nanotube.

Abstract: Devices incorporating a single to a few-layer MoS2 channels in combination with optimized substrate, dielectric, contact and electrode materials and configurations thereof, exhibit light emission, photoelectric effect, and superconductivity, respectively.

Abstract: A process for forming a carbon nanotube field effect transistor (CNTFET) device includes site-specific nanoparticle deposition on a CNTFET that has one or more carbon nanotubes, a source electrode, a drain electrode, and a sacrificial electrode on a substrate with an interposed dielectric layer. The process includes control of PMMA removal and electrodeposition in order to select nanoparticle size and deposition location down to singular nanoparticle deposition. The CNTFET device resulting in ultra-sensitivity for various bio-sensing applications, including detection of glucose at hypoglycemic levels.

Abstract: Devices incorporating a single to a few-layer MoS2 channels in combination with optimized substrate, dielectric, contact and electrode materials and configurations thereof, exhibit light emission, photoelectric effect, and superconductivity, respectively.

Abstract: Devices incorporating a single to a few-layer MoS2 channels in combination with optimized substrate, dielectric, contact and electrode materials and configurations thereof, exhibit light emission, photoelectric effect, and superconductivity, respectively.

Abstract: A device contains individually controllable sites for electrochemically monitoring an analyte in interstitial fluid of a user. The sites include a conductive pattern attached at a first and second ends thereof to electrode material in a closed-circuit configuration for receiving a first predetermined voltage applied thereto in order to thermally ablate a stratum corneum of a user's skin to access the interstitial fluid and form an open-circuit configuration including first and second portions of the electrode material that are electrically isolated from each other; a sensing area deposited on at least one of the first and second portions of the electrode material; and a measuring component for receiving individual measurement data from the sensing area in response to a second predetermined voltage applied to the open circuit configuration. The individual measurement data is indicative of an amount of the analyte in the interstitial fluid.