Results 21 to 30 of about 3,225,067 (181)

A novel stepwise micro-TESE approach in non obstructive azoospermia [PDF]

open access: yes, 2016
Background: The purpose of the study was to investigate whether micro-TESE can improve sperm retrieval rate (SRR) compared to conventional single TESE biopsy on the same testicle or to contralateral multiple TESE, by employing a novel stepwise micro ...
Casciani, V   +9 more
core   +2 more sources

Diversity and evolution of cerebellar folding in mammals

open access: yeseLife, 2023
The process of brain folding is thought to play an important role in the development and organisation of the cerebrum and the cerebellum. The study of cerebellar folding is challenging due to the small size and abundance of its folia.
Katja Heuer   +5 more
doaj   +1 more source

Protective effects of vitamin E against sertraline-induced oxidative stress on the reproductive system and expression of Bcl-2, Caspase-3 and Hsp70-2 genes in testicular tissue of mice

open access: yesمجله علمی دانشگاه علوم پزشکی کردستان, 2022
Background and Aim: Sertraline is an antidepressant drug and many controversial reports have been presented on the complications of sertraline on the reproductive system.
Hassan Morovvati   +2 more
doaj  

Folding into shape

open access: yeseLife, 2023
A new computational tool provides insights into the structure of the cerebellum in mammals.
Héloïse de Vareilles
doaj   +1 more source

Few Shot Learning in Histopathological Images:Reducing the Need of Labeled Data on Biological Datasets [PDF]

open access: yes, 2019
Although deep learning pathology diagnostic algorithms are proving comparable results with human experts in a wide variety of tasks, they still require a huge amount of well annotated data for training.
Belar, Oihana   +7 more
core   +1 more source

Histological and Biochemical Analyses of the Effects of Royal Jelly and Vitamin C against Phenylhydrazine-Induced Cardiotoxicity in Mice [PDF]

open access: yesMajallah-i dānishgāh-i ̒ulūm-i pizishkī-i Arāk, 2017
Background: Phenylhydrazine (PHZ) as a strong oxidant agent causes variety of toxic effects including alterations in the biochemical and cardiac tissue. The aim of the present study was to investigate the effects of royal jelly (RJ) and vitamin C (vit C)
Hojat Anbara   +3 more
doaj  

Improve the performance of transfer learning without fine-tuning using dissimilarity-based multi-view learning for breast cancer histology images [PDF]

open access: yes, 2018
Breast cancer is one of the most common types of cancer and leading cancer-related death causes for women. In the context of ICIAR 2018 Grand Challenge on Breast Cancer Histology Images, we compare one handcrafted feature extractor and five transfer ...
FA Spanhol   +8 more
core   +4 more sources

Comparative histology in the liver and spleen of three species of freshwater teleost

open access: yes, 2017
Nos descrevemos e comparamos a histologia do figado e do baco de Geophagus brasiliensis (Perciformes), Hypostomus francisci (Siluriformes) e Hoplias aff. malabaricus (Characiformes), peixes neotropicais de agua doce. Em G. brasiliensis e H.
C. F. Sales   +6 more
semanticscholar   +1 more source

Validation of vessel size imaging (VSI) in high-grade human gliomas using magnetic resonance imaging, image-guided biopsies, and quantitative immunohistochemistry. [PDF]

open access: yes, 2019
To evaluate the association between a vessel size index (VSIMRI) derived from dynamic susceptibility contrast (DSC) perfusion imaging using a custom spin-and-gradient echo echoplanar imaging (SAGE-EPI) sequence and quantitative estimates of vessel ...
Chakhoyan, Ararat   +13 more
core   +2 more sources

CMV in the gut: a critical review of CMV detection in the immunocompetent host with colitis. [PDF]

open access: yes, 2015
As scientific techniques for the detection of cytomegalovirus (CMV) improve, we are able to detect small amounts of CMV in the mucosal wall. As clinicians, we are unsure how to interpret the results of this novel test.
Goodman, AL   +4 more
core   +1 more source

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