Results 101 to 110 of about 1,059,591 (308)

Haemoglobin and size dependent constraints on swimbladder inflation in fish larvae [PDF]

open access: yes, 2006
In developmental studies of fish species (especially physostomians) it could be demonstrated, that the lack of haemoglobin during larval and juvenile stages is a relatively common phenomenon. Generally it is linked with body translucency.
Beeck, P.   +8 more
core  

Smart Face Masks as Wearable Respiratory Sensors: A Review of Sensor Technologies, Materials, and Future Directions

open access: yesAdvanced Healthcare Materials, EarlyView.
This review highlights recent advances in smart face masks that actively monitor breathing. By integrating humidity, gas, temperature, pressure, strain, and triboelectric sensors, these masks track key respiratory parameters in real time. The article summarizes sensor mechanisms, compares performance across studies, and discusses challenges and future ...
Negin Faramarzi   +7 more
wiley   +1 more source

Avaliação endoscópica das vias aéreas, do perfil de gases, dos eletrólitos e do equilíbrio ácido-base em equinos submetidos ao treinamento de três tambores

open access: yesArquivo Brasileiro de Medicina Veterinária e Zootecnia
RESUMO O objetivo deste estudo foi avaliar as vias aéreas por endoscopia, o perfil de gases, de eletrólitos e o equilíbrio ácido-base de equinos da raça Quarto de Milha (QM) antes e após o exercício de três tambores.
J.P.B. Barbosa   +7 more
doaj   +1 more source

Mathematical modelling of a human external respiratory system [PDF]

open access: yes
A closed system of algebraic and common differential equations solved by computer is investigated. It includes equations which describe the activity pattern of the respiratory center, the phrenic nerve, the thrust produced by the diaphragm as a function ...

core   +1 more source

Кровезаменители с газотранспортной функцией: надежды и реалии [PDF]

open access: yes, 2018
Работа посвящена современному состоянию проблемы создания и клинического использования кровезаменителей с газотранспортной функцией. Описаны технологические направления разработок кровезаменителей с газотранспортной функцией.
Усенко, Л.В., Царев, А.В.
core  

Macrophage Membrane‐Cloaked, ROS‐Triggered Quercetin Nanocarriers Target Ovarian Lesions to Treat Polycystic Ovary Syndrome

open access: yesAdvanced Healthcare Materials, EarlyView.
The synthesis process of MM@PCD@QNPs and its potential mechanism for treating PCOS. (A) Assembly steps of MM@PCD@QNPs. (B) Synthesis and decomposition of MM@PCD@QNPs. (C) Potential therapeutic mechanisms of MM@PCD@QNPs for PCOS. PCD, PABP conjugated with DEX polymer; QUR, quercetin; CDI, N, N′‐carbonyldiimidazole; DEX, dextran; PABP, 4‐(hydroxymethyl ...
Wenzhu Li   +9 more
wiley   +1 more source

Design of a bioreactor to study the role of red blood cells in the transport of nitric oxide in the microcirculation [PDF]

open access: yes, 2007
Nitric oxide (NO) plays an important role in physiological functions like vasodilation, neurotransmission, and inhibition of platelet aggregation. The endothelium-derived NO diffuses into the vascular lumen where it interacts with flowing blood as well ...
Bhise, Nupura, Kavdia, Mahendra
core   +2 more sources

Soft Neural Interfaces for Circuit‐Level Analysis of Magnetogenetic Deep Brain Stimulation in Parkinson's Disease Models

open access: yesAdvanced Healthcare Materials, EarlyView.
ABSTRACT Magnetogenetic deep brain stimulation (MG‐DBS) represents a wireless neuromodulation that has demonstrated long‐lasting behavioral benefits in Parkinson's disease models. However, the circuit‐level mechanisms underlying these therapeutic effects have remained uncharacterized due to limitations of conventional neural interfaces.
Jakyoung Lee   +10 more
wiley   +1 more source

Intraocular pressure and its correlation with blood gas parameters in crested caracaras (Caracara plancus) anesthetized with isoflurane and sevoflurane Pressão intra-ocular e sua correlação com parâmetros hemogasométricos em caracarás (Caracara plancus) anestesiados com isofluorano e sevofluorano

open access: yesArquivo Brasileiro de Medicina Veterinária e Zootecnia, 2008
The intraocular pressure (IOP) and its correlations with arterial carbon dioxide partial pressure (PaCO2) and arterial pH were studied in five crested caracaras (Caracara plancus) anesthetized with isoflurane (ISO) and sevoflurane (SEV).
A.P. Ribeiro   +7 more
doaj   +1 more source

Modeling-based determination of physiological parameters of systemic VOCs by breath gas analysis, part 2

open access: yes, 2018
In a recent paper we presented a simple two compartment model which describes the influence of inhaled concentrations on exhaled breath concentrations for volatile organic compounds (VOCs) with small Henry constants.
Ager, Clemens   +6 more
core   +1 more source

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