Results 111 to 120 of about 4,741 (297)

Public transit mobility as a leading indicator of COVID-19 transmission in 40 cities during the first wave of the pandemic [PDF]

open access: yesPeerJ
Background The rapid global emergence of the COVID-19 pandemic in early 2020 created urgent demand for leading indicators to track the spread of the virus and assess the consequences of public health measures designed to limit transmission.
Jean-Paul R. Soucy   +7 more
doaj   +2 more sources

Optimal Zone Design for Feeder Transit Services

open access: yes, 2009
Feeder transit services generally operate within residential service areas and move customers to and from a transfer point that connects to a major fixed-route transit network.
Quadrifoglio, Luca, Li, Xiugang
core   +1 more source

Pharmacological inhibition of the PERK pathway modulates hepatocellular carcinoma growth and immune signaling

open access: yesFEBS Open Bio, EarlyView.
Pharmacological inhibition of PERK in a DEN‐induced mouse model of liver cancer does not reduce tumor burden but alters cellular stress signaling. Despite blocking PERK activity, downstream stress responses, including CHOP expression, remain active, suggesting compensatory mechanisms within the unfolded protein response that may influence tumor ...
Ada Lerma‐Clavero   +5 more
wiley   +1 more source

IMPACTS OF MANAGEMENT PRACTICES AND ADVANCED TECHNOLOGIES ON DEMAND RESPONSIVE TRANSIT SYSTEMS

open access: yes, 2004
This study evaluates the impact of several advanced technologies and management practices upon the productivity and operating costs of demand responsive transit (DRT) systems.
Dessouky, Maged   +2 more
core  

UiO‐66 metal–organic frameworks in biomedicine: From structural tunability to bioimaging, photodiagnostics, and photodynamic cancer therapy

open access: yesFEBS Open Bio, EarlyView.
UiO‐66(Zr) metal–organic frameworks are chemically stable, biocompatible, and highly tunable nanomaterials. Their modular structure enables controlled drug delivery, multimodal bioimaging, and light‐activated photodynamic therapy, supporting integrated diagnostic and therapeutic (theranostic) applications in cancer and biomedical research.
Veronika Huntošová   +2 more
wiley   +1 more source

Using Auctions to Allocate Transportation Requests for Demand Responsive Transit Systems

open access: yes, 2013
There is a need for a transit system that provides flexible service at a cost efficient price. Fixed-route bus transit systems are much more cost efficient than Demand Responsive Transit (DRT) systems, with an average cost per passenger trip of $2.19 and
Furuhata, Masabumi   +2 more
core  

From energy provision to protein synthesis: Tunnelling nanotubes as mediators of intercellular metabolic cooperation in cancer

open access: yesFEBS Open Bio, EarlyView.
The cytoskeleton‐mediated transport of mitochondria via tunnelling nanotubes restores respiration, increases ATP production, rescues cells from apoptosis, activates the AKT/mTOR signalling pathway, promotes cell migration and invasiveness, contributes to cancer progression and treatment resistance.
Stanislava Martínková, Jan Trnka
wiley   +1 more source

Pathways and pitfalls: a qualitative study of student experiences in biomedical science education

open access: yesFEBS Open Bio, EarlyView.
Biomedical science students from underrepresented backgrounds face barriers including financial strain, disrupted laboratory access and cultural exclusion. Peer networks provide vital support when institutional systems are difficult to navigate. To create inclusive learning environments and achieve academic success, educators should blend active, hands‐
Olivia J. Russell   +8 more
wiley   +1 more source

Research on Fleet Size of Demand Response Shuttle Bus Based on Minimum Cost Method

open access: yesApplied Sciences
Demand-responsive connector services (DRC) are an important means to improve the current mobility connection problem. In this study, we develop a hybrid model for the minimization of total system cost for demand response shuttle buses, which includes ...
Xianglong Sun, Yucong Zu
doaj   +1 more source

A simulation study of demand responsive transit system design

open access: yes, 2008
In this paper the authors study the impact on productivity of specific operating practices currently used by demand responsive transit (DRT) providers. The authors investigate the effect of using a zoning vs. a no-zoning strategy and time-window settings
Quadrifoglio, Luca   +2 more
core  

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