High-resolution optical microscopy has traditionally relied on high-magnification and high–
numerical aperture objective lenses. In contrast, lensless microscopy can provide high …

We discuss unique features of lens-free computational imaging tools and report some of
their emerging results for wide-field on-chip microscopy, such as the achievement of a …

Improving access to effective and affordable healthcare has long been a global endeavor. In
this quest, the development of cost-effective and easy-to-use medical testing equipment that …

Recent advancements in bioanalytical techniques have led to the development of novel and
robust diagnostic approaches that hold promise for providing optimal patient treatment …

Nanotechnology, along with related concepts such as nanomaterials, nanostructures and
nanoparticles, has become a priority area for scientific research and technological …

In the past two decades or so, there has been a renaissance of optical microscopy research
and development. Much work has been done in an effort to improve the resolution and …

Lab-on-a-chip systems have been rapidly emerging to pave the way toward ultra-compact,
efficient, mass producible and cost-effective biomedical research and diagnostic tools …

Cellular production of such cytokines as interferon (IFN)-γ and tumor necrosis factor (TNF)-α
is used to determine disease-specific immune responses and may be used to diagnose …

Optical image sensors are 2D arrays of pixels that integrate semiconductor photodiodes and
field effect transistors for efficient photon conversion and processing of generated electrons …

Electrochemical aptasensors can detect disease markers such as cytokines to provide point-
of-care diagnosis that is low-cost, rapid, specific and sensitive. Herein, we describe the …