Melatonin administration provokes the activity of dendritic reticular cells in the seminal vesicle of Soay ram during the non-breeding season

HH Abd-Elhafeez, AHS Hassan, MT Hussein - Scientific Reports, 2021 - nature.com
Dendritic cells (DCs) are innate immune cells which engulf, process and present antigens to
the naïve T-lymphocyte cells. However, little is known about the effect of melatonin on the …

Morphological and immunohistochemical phenotype of TCs in the intestinal bulb of Grass carp and their potential role in intestinal immunity

HH Abd-Elhafeez, AS Abou-Elhamd, SA Soliman - Scientific Reports, 2020 - nature.com
The current study investigated telocytes (TCs) in the intestinal bulb of Grass carp using light
microscopy (LM), Transmission electron microscopy (TEM), scanning electron microscopy …

Developmental events and cellular changes occurred during esophageal development of quail embryos

SA Soliman, FA Madkour - Scientific Reports, 2021 - nature.com
The current study focused on the histogenesis of the esophagus in quail embryos. Formation
of the gut tube occurred on the 4th day of incubation. Development of the muscular layers …

New insights into sperm rheotaxis, agglutination and bundle formation in Sharkasi chickens based on an in vitro study

TM El-Sherry, HH Abd-Elhafeez, MAM Sayed - Scientific Reports, 2022 - nature.com
Fertility in birds is dependent on their ability to store adequate populations of viable sperm
for extended durations in sperm storage tubules (SSTs). The exact mechanisms by which …

Fish telocytes and their relation to rodlet cells in ruby-red-fin shark (rainbow shark) Epalzeorhynchos frenatum (Teleostei: Cyprinidae)

HH Abd-Elhafeez, W Abdo, BM Kamal, SA Soliman - Scientific Reports, 2020 - nature.com
Telocytes comprise the major constituents of the supportive interstitial framework within the
various organs. They form a 3D network between different types of stromal and non-stromal …

Lactoferrin improves the immune response and resistance of silver carp, a hematological, light (histochemical and immunohistochemical), fluorescent, and scanning …

SA Soliman, WFA Emeish… - Microscopy Research …, 2022 - Wiley Online Library
Lactoferrin is a multifunctional protein that has roles in iron metabolism, cell generation and
differentiation, and antibacterial, antiviral, and antiparasitic activity. The study aim was to …

Endocrine, Stemness, Proliferative, and Proteolytic Properties of Alarm Cells in Ruby-Red-Fin Shark (Rainbow Shark), Epalzeorhynchos frenatum (Teleostei …

HH Abd-Elhafeez, SA Soliman, AH Attaai… - Microscopy and …, 2021 - academic.oup.com
The current study investigated the morphological, histochemical, and immunohistochemical
characteristics of alarm cells and their precursors in ruby-red-fin shark (rainbow shark) …

Evaluation and Microanalysis of Parasitic and Bacterial Agents of Egyptian Fresh Sushi, Salmo salar

SS Abdel-Hakeem, GAE Mahmoud… - Microscopy and …, 2019 - academic.oup.com
The present study aimed to evaluate the quality of fresh sushi in Egypt. Fifty samples of sushi
(Salmo salar) were collected from restaurants in Alexandria, Egypt. Paraffin, semi-thin and …

Architecture and Cellular Composition of the Spleen in the Japanese Quail (Coturnix japonica)

FEZA Mustafa, SMM El-Desoky - Microscopy and Microanalysis, 2020 - academic.oup.com
The spleen is considered a key player in birds' immunity. The stroma and the parenchyma of
the spleen of the adult quail were demonstrated histologically, histochemically, and …

Migratory activities and stemness properties of rodlet cells

HH Abd-Elhafeez, AS Abou-Elhamd… - Microscopy and …, 2020 - academic.oup.com
The current study aimed to characterize different stages of rodlet cells using light
microscopy, immunohistochemistry, and transmission electron microscopy. Granular rodlet …