Results 61 to 70 of about 216,536 (392)

CD33 as a leukocyte-associated marker expressed on human spermatozoa

open access: yesBMC Research Notes, 2023
Objective Sialic acid-binding immunoglobulin-type lectins (Siglecs) are commonly present on immune cells and often mediate cell-to-cell interactions and signaling. Studies have shown the presence of Siglecs 1, 2, 5, 6, 10 and 14 on human spermatozoa.
Nasrin Sereshki   +4 more
doaj   +1 more source

The Effect of Cryopreservation on Cytochrome Oxidase1 (CO1) Gene and the Relationship with Spermatozoa Motility of Albino Pangasius catfish (Pangasionodon hypophthalmus)

open access: yesHayati Journal of Biosciences, 2023
Cryopreservation is a technique for storing cells and tissues at very low temperatures for the possible usage of the stored cells and tissues throughout the year.
Uswatun Hasanah   +4 more
doaj   +1 more source

Collection and freezing of equine epididymal spermatozoa [PDF]

open access: yes, 2014
The epididymis and vas deferens store an important number of fertile spermatozoa called the extragonadal sperm reserves. These stored spermatozoa can be collected in an ultimate attempt to preserve viable spermatozoa of a critically ill or dying stallion.
Govaere, Jan   +5 more
core   +1 more source

Advancing Clinical Medicine with Raman Spectroscopy: Current Trends and Future Perspectives

open access: yesAdvanced Photonics Research, EarlyView.
Raman spectroscopy and microscopy may become excellent tools in clinical medicine, including hematology, oncology, infectious diseases, neurology, gastroenterology, reproductive medicine, rheumatology, and cardiovascular research. However, many challenges such as signal interference, standardization issues, and limited clinical application need to be ...
Jiří Bufka   +5 more
wiley   +1 more source

Multimodal Actuation and Environment Adaptive Strategies of Bio‐Inspired Micro/Nanorobots in Precision Medicine

open access: yesAdvanced Robotics Research, EarlyView.
An introduction for multidrive and environment‐adaptive micro/nanorobotics: design and fabrication strategies, intelligent actuation, and their applications. Various intelligent actuation approaches—magnetic, acoustic, optical, chemical, and biological—can be synergistically designed to enhance flexibility and adaptive behavior for precision medicine ...
Aiqing Ma   +10 more
wiley   +1 more source

In Vitro Fertility of Post-thawed Epididymal Ram Spermatozoa After Storage at 5 °C Before Cryopreservation [PDF]

open access: yes, 2013
This study addressed the effects of storage duration of epididymides at 5 °C before sperm collection and their fertility after cryopreservation in vitro.
fahrudin, M. (M)   +2 more
core  

Depolarization of sperm membrane potential is a common feature of men with subfertility and is associated with low fertilization rate at IVF [PDF]

open access: yes, 2016
STUDY QUESTION. Are significant abnormalities in outward (K+) conductance and resting membrane potential (Vm) present in the spermatozoa of patients undertaking IVF and ICSI and if so, what is their functional effect on fertilization success?
Barratt, Christopher L. R.   +9 more
core   +6 more sources

Motility of spermatozoa at surfaces [PDF]

open access: yesReproduction, 2003
The hydrodynamic basis for the accumulation of spermatozoa at surfaces has been investigated. The general conclusion is that when spermatozoa arrive at a surface, they will remain there if the vector of the time-averaged thrust is directed towards that surface. This can arise in two basic ways.
openaire   +4 more sources

Oral Celastrol Micelles Forming High‐Density Lipoprotein Corona Targeting Hepatocytes for MASLD Treatment

open access: yesAdvanced Science, EarlyView.
Upon oral administration, OPDEA‐PCL/CEL micelles passed through the stomach acid intact, then quickly penetrated the intestinal mucus and transported into circulation, where they captured HDL to form a protein corona and target hepatocyte SR‐B1 receptors, inducing endocytosis.
Chang Xu   +11 more
wiley   +1 more source

Addition of Cryoprotectant DMSO Reduces Damage to Spermatozoa of Yellow Catfish (Pelteobagrus fulvidraco) during Cryopreservation: Ultrastructural Damage, Oxidative Damage and DNA Damage

open access: yesAnimals
Spermatozoa cryopreservation protocols have been established for yellow catfish (Pelteobagrus fulvidraco), but cryopreservation can still cause cellular damage and affect spermatozoa viability and fertility.
Yuxin Zhang   +7 more
doaj   +1 more source

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