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287 Results Found

  • Article
  • Open Access
1,162 Views
16 Pages

Age Estimation Through Osteon Histomorphometry: Analysis of Femoral Cross-Sections from Historical Autopsy Samples

  • Raffaella Minella,
  • Giada Sciâdi Steiger,
  • Aldo Di Fazio,
  • Francesco Introna and
  • Enrica Macorano

Background/Objectives: Age estimation is of fundamental importance in forensic investigations. When traditional methods based on gross bone morphology or morphometric analysis cannot be applied, forensic experts must rely on multidisciplinary approac...

  • Article
  • Open Access
9 Citations
3,068 Views
18 Pages

Histomorphometry Changes and Decreased Reactivity to Angiotensin II in the Ileum and Colon of Streptozotocin-Induced Diabetic Rats

  • Marisa Esteves-Monteiro,
  • Daniela Menezes-Pinto,
  • Mariana Ferreira-Duarte,
  • Patrícia Dias-Pereira,
  • Manuela Morato and
  • Margarida Duarte-Araújo

31 October 2022

Diabetes mellitus (DM) is a chronic progressive metabolic disorder associated with several gastrointestinal complications, affecting up to 75% of patients. Knowing that Angiotensin II (AngII) also regulates intestinal contraction, we decided to evalu...

  • Article
  • Open Access
2 Citations
1,697 Views
19 Pages

Vitamin E Improves Cellular and Structural Bone Histomorphometry in an Alcohol-Induced Osteoporosis Rat Model

  • Norazlina Mohamed,
  • Seham Salem Ahmed Abukhadir,
  • Syed Alhafiz Syed Hashim,
  • Nur Sabariah Adnan,
  • Muhamad Arizi Aziz and
  • Norliza Muhammad

20 December 2024

Background: Alcohol-induced osteoporosis is a significant health concern, impairing bone formation and enhancing resorption, thereby weakening skeletal integrity. This study examines the effects of palm vitamin E on bone histomorphometry in a male ra...

  • Review
  • Open Access
23 Citations
5,015 Views
12 Pages

Bone Biopsy for Histomorphometry in Chronic Kidney Disease (CKD): State-of-the-Art and New Perspectives

  • Luca Dalle Carbonare,
  • Maria Teresa Valenti,
  • Sandro Giannini,
  • Maurizio Gallieni,
  • Francesca Stefani,
  • Roberto Ciresa,
  • Cristina Politi and
  • Maria Fusaro

8 October 2021

The use of bone biopsy for histomorphometric analysis is a quantitative histological examination aimed at obtaining quantitative information on bone remodeling, structure and microarchitecture. The labeling with tetracycline before the procedure also...

  • Review
  • Open Access
2 Citations
3,605 Views
12 Pages

24 July 2024

Advanced laboratory methods play a crucial role in bone research, allowing researchers and scientists to study the complex biology and nature of the skeleton. Dual-energy X-ray absorptiometry (DXA) is a non-invasive method of measuring bone mass, whi...

  • Article
  • Open Access
11 Citations
4,001 Views
14 Pages

Effect of Cryptorchidism on the Histomorphometry, Proliferation, Apoptosis, and Autophagy in Boar Testes

  • Xiaorui Fan,
  • Yihui Liu,
  • Meishan Yue,
  • Weidong Yue,
  • Gaoya Ren,
  • Jingwen Zhang,
  • Xinrong Zhang and
  • Junping He

12 May 2021

Spontaneous unilateral cryptorchid boars have one testis in the abdomen or inguinal canal, causing its temperature to be at or near the body temperature, which impairs spermatogenesis, although the histomorphometry and molecular mechanisms underlying...

  • Article
  • Open Access
1,310 Views
13 Pages

Comparative Corneal Histomorphometry Between Birds of Different Species

  • Rafaela A. R. Tozetti,
  • Matheus V. L. Moreira,
  • Rosélia L. S. Araújo,
  • Liria Q. L. Hirano,
  • Bret A. Moore and
  • Paula D. Galera

25 May 2025

To describe the corneal histomorphometry of 8 birds from different species, this study analyzed 11 eyes from individuals that had recently died due to various causes. Only healthy eyes were included, representing the following species: Asio stygius,...

  • Article
  • Open Access
1,087 Views
19 Pages

Zootechnical Additives Associated with Antimicrobials: Effects on Immune Response and Intestinal Histomorphometry in Broiler Chickens

  • Kenes Leonel de Morais Castro,
  • Nilton Rohloff Júnior,
  • Elaine Talita Santos,
  • Jean Kaique Valentim,
  • Rodrigo Garófallo Garcia,
  • Giancarlo Rieger and
  • Sarah Sgavioli

13 June 2025

This study evaluated the effects of zootechnical additives in combination with antibiotic growth promoters (AGPs) on broiler performance, leukocyte differential activity, phagocytic activity, intestinal histomorphometry, and the inside index. A total...

  • Article
  • Open Access
7 Citations
2,929 Views
12 Pages

Histomorphometry of the Sural Nerve for Use as a CFNG in Facial Reanimation Procedures

  • Andreas Kehrer,
  • Katharina S. Hollmann,
  • Silvan M. Klein,
  • Alexandra M. Anker,
  • Ernst R. Tamm,
  • Lukas Prantl,
  • Simon Engelmann,
  • Samuel Knoedler,
  • Leonard Knoedler and
  • Marc Ruewe

12 July 2023

Facial palsy (FP) is a debilitating nerve pathology. Cross Face Nerve Grafting (CFNG) describes a surgical technique that uses nerve grafts to reanimate the paralyzed face. The sural nerve has been shown to be a reliable nerve graft with little donor...

  • Article
  • Open Access
5 Citations
2,944 Views
12 Pages

Supplementation of Morin Restores the Altered Bone Histomorphometry in Hyperglycemic Rodents via Regulation of Insulin/IGF-1 Signaling

  • Hatem M. Abuohashish,
  • Abdullah F. AlAsmari,
  • Mohamed Mohany,
  • Mohammed M. Ahmed and
  • Salim S. Al-Rejaie

10 July 2021

Pathological mechanisms underlining diabetic bone defects include oxidative damage and insulin/IGF-1 imbalance. Morin is a bioflavonoid with antioxidant and anti-diabetic effects. This study evaluates morin’s protective effects against altered bone h...

  • Article
  • Open Access
1 Citations
2,257 Views
13 Pages

Effect of Feeding Frequency and Restriction on the Growth Performance, Physiology, and Intestinal Histomorphometry of Colossoma macropomum in a Recirculating Aquaculture System

  • Yhago Patrycky Antunes Souza Assis,
  • Matheus Philip Santos Amorim,
  • Lívia de Assis Porto,
  • Paulo Edson Camilo Mol de Oliveira,
  • Carina Alves Santos,
  • Gean Paulo Andrade Reis,
  • Ronald Kennedy Luz and
  • Gisele Cristina Favero

26 March 2025

This study investigated the growth performance and physiological and intestinal histomorphometry of juvenile tambaqui Colossoma macropomum (51.68 ± 3.87 g), fed continuously or subjected to weekly cycles of feed restriction (one day of no feed...

  • Article
  • Open Access
21 Citations
4,677 Views
16 Pages

Effects of Bee Pollen on Growth Performance, Intestinal Microbiota and Histomorphometry in African Catfish

  • Joanna Nowosad,
  • Szymon Jasiński,
  • Martyna Arciuch-Rutkowska,
  • Hany M. R. Abdel-Latif,
  • Marcin Wróbel,
  • Mateusz Mikiewicz,
  • Łukasz Zielonka,
  • Ihor Y. Kotsyumbas,
  • Viktor P. Muzyka and
  • Dariusz Kucharczyk
  • + 2 authors

29 December 2022

This study aimed to determine the dietary effects of honeybee pollen (BP) on growth parameters, intestinal microbiota, hepatic histoarchitecture, and intestinal histomorphometry of African catfish Clarias gariepinus juveniles. The feeding experiment...

  • Article
  • Open Access
9 Citations
2,836 Views
13 Pages

Histomorphometry of Ossification in Functionalised Ceramics with Tripeptide Arg-Gly-Asp (RGD): An In Vivo Study

  • Filippo Migliorini,
  • Hanno Schenker,
  • Nicola Maffulli,
  • Frank Hildebrand and
  • Jörg Eschweiler

20 May 2022

The present study investigated the osseointegration promoted by functionalised ceramics with peptide Arg-Gly-Asp (RGD) in a rabbit model in vivo. Histomorphometry of the RGD functionalised ceramic implants was conducted by a trained pathologist to qu...

  • Article
  • Open Access
4 Citations
3,268 Views
15 Pages

24 August 2022

Aim: The aim of the present study was to investigate quantitative histological examination of bone reconstructed with non-resorbable high-density polytetrafluoroethylene membrane (d-PTFE), left intentionally exposed in post extraction sockets grafted...

  • Article
  • Open Access
28 Citations
9,091 Views
10 Pages

Annatto Tocotrienol Improves Indices of Bone Static Histomorphometry in Osteoporosis Due to Testosterone Deficiency in Rats

  • Kok-Yong Chin,
  • Saif Abdul-Majeed,
  • Nur Farhana Mohd. Fozi and
  • Soelaiman Ima-Nirwana

10 November 2014

This study aimed to evaluate the effects of annatto tocotrienol on indices of bone static histomorphometry in orchidectomized rats. Forty male rats were randomized into baseline (BL), sham (SH), orchidectomized (ORX), annatto tocotrienol-treated (AnT...

  • Article
  • Open Access
8 Citations
3,538 Views
22 Pages

Estimation of Age-at-Death Using Cortical Bone Histomorphometry of the Rib and Femur: A Validation Study on a British Population

  • Christina Karydi,
  • Julieta Gómez García-Donas,
  • Konstantina Tsiminikaki,
  • Andrea Bonicelli,
  • Konstantinos Moraitis and
  • Elena F. Kranioti

4 November 2022

Histomorphometry constitutes a valuable tool for age estimation. Histological interpopulation variability has been shown to affect the accuracy of age estimation techniques and therefore validation studies are required to test the accuracy of the pre...

  • Article
  • Open Access
769 Views
15 Pages

Grape Pomace and Ferulic Acid Improve Antioxidant Enzyme Activity and Gut Histomorphometry in Heat-Stressed Finishing Pigs

  • María A. Ospina-Romero,
  • Leslie S. Medrano-Vázquez,
  • Araceli Pinelli-Saavedra,
  • Miguel Ángel Barrera-Silva,
  • Martín Valenzuela-Melendres,
  • Miguel Ángel Martínez-Téllez,
  • Reyna Fabiola Osuna-Chávez,
  • María del Refugio Robles-Burgueño and
  • Humberto González-Rios

13 August 2025

Given the restrictions on animal growth promoters, alternative plant-based additives—particularly those rich in phenolic compounds, such as agro-industrial by-products—have been explored. These additives help to mitigate heat stress, whic...

  • Systematic Review
  • Open Access
5 Citations
2,633 Views
41 Pages

30 December 2024

With the implementation of bone substitute materials, regeneration strategies have inevitably evolved over the years. Histomorphometry is the optimal means of quantitative evaluation of bone structure and morphology. This systematic review focuses on...

  • Article
  • Open Access
3 Citations
2,095 Views
14 Pages

Adipose Tissue Denervation Blunted the Decrease in Bone Formation Promoted by Obesity in Rats

  • Milene Subtil Ormanji,
  • Maria Victória Lazarini Melo,
  • Renata Meca,
  • Michelle Louvaes Garcia,
  • Ana Carolina Anauate,
  • Juan José Augusto Moyano Muñoz,
  • Lila Missae Oyama,
  • Erika Emy Nishi,
  • Cassia Toledo Bergamaschi and
  • Ita Pfeferman Heilberg
  • + 1 author

14 August 2023

The impact of obesity upon bone metabolism is controversial since both beneficial or harmful effects have been reported. Bone remodeling is modulated by the central nervous system through cytokines, hormones and neuromodulators. The present study aim...

  • Feature Paper
  • Article
  • Open Access
573 Views
15 Pages

Histomorphometric Analysis of the Endometrium of Jennies (Equus asinus) and Mares (Equus caballus) in Estrus: Anatomical Differences and Possible Reproductive Implications

  • Pilar Vallejo-Soto,
  • Jesús Dorado,
  • Rafaela Herrera-García,
  • Carmen Álvarez-Delgado,
  • Jaime Gómez-Laguna,
  • Álvaro de Santiago,
  • María Manrique,
  • Antonio González Ariza,
  • José Manuel León Jurado and
  • Isabel Ortiz
  • + 1 author

4 January 2026

Assisted reproductive techniques are often extrapolated from horses to donkeys, despite poorer fertility outcomes in jennies. This issue has been attributed to unknown uterine species-specific differences. This study compared, through histomorphometr...

  • Article
  • Open Access
23 Citations
6,468 Views
12 Pages

15 February 2017

Both tocotrienol and statins are suppressors of the mevalonate pathway. Supplementation of tocotrienol among statin users could potentially protect them against osteoporosis. This study aimed to compare the effects of tocotrienol and lovastatin co-su...

  • Article
  • Open Access
928 Views
13 Pages

Intra-Bone Marrow Administration of miR-140-3p Improves Bone Metabolism in a Growing Senescence-Accelerated Mouse Prone 6 Strain

  • Hironobu Katsuyama,
  • Kazue Tanda,
  • Kumiko Terada,
  • Shigeko Fushimi,
  • Takeshi Yoda,
  • Vitalii Katsuyama and
  • Tsutomu Nohno

Background: Our previous study demonstrated that miR-140-3p induced osteocalcin expression in osteoblastic MC3T3-E1 cells. In this study, we investigated the direct effects of miR-140-3p on bone turnover in senescence-accelerated mice. Methods: In or...

  • Article
  • Open Access
72 Citations
6,141 Views
13 Pages

12 January 2019

Sulfur amino acids are typically the first-limiting amino acids (AA) used in protein metabolism in poultry. Therefore, we hypothesized that their utilization in the pre-hatch period would affect embryonic development, IGF-I and TLR4 gene expression,...

  • Article
  • Open Access
2,522 Views
12 Pages

Evaluation of Bone Biomarkers in Renal Osteodystrophy

  • Alinie Pichone,
  • Carlos Perez Gomes,
  • Carolina Aguiar Moreira,
  • Maria Lucia Fleiuss Farias and
  • Maurilo Leite

25 November 2024

Renal osteodystrophy (ROD) represents histological bone changes in patients with chronic kidney disease and is classified according to turnover and mineralization. This cross-sectional study evaluates several bone biomarkers and their ability to disc...

  • Article
  • Open Access
12 Citations
4,218 Views
15 Pages

Modulation of Immunity, Antioxidant Status, Performance, Blood Hematology, and Intestinal Histomorphometry in Response to Dietary Inclusion of Origanum majorana in Domestic Pigeons’ Diet

  • Hala Y. Amer,
  • Rasha I. M. Hassan,
  • Fatma El-Zahraa A. Mustafa,
  • Ramadan D. EL-Shoukary,
  • Ibrahim F. Rehan,
  • František Zigo,
  • Zuzana Lacková and
  • Walaa M. S. Gomaa

28 February 2023

This experiment was conducted to evaluate the effect of adding Origanum majorana (OM) powder to domestic pigeon diets on growth performance, feeding and drinking behaviour, blood hematology, blood biochemical parameters, blood inflammatory and oxidat...

  • Article
  • Open Access
45 Citations
6,084 Views
14 Pages

Diabetic Osteoporosis (DOP) is a common metabolic bone disease, characterized by decreased bone mineral density (BMD) and destruction of bone microstructure. It has been reported that icariin is beneficial for estrogen deficiency-induced osteoporosis...

  • Article
  • Open Access
12 Citations
4,202 Views
16 Pages

5 July 2021

The adverse effects of maternal pesticides exposure on the progeny is very well established. However, the impact of paternal exposure to pesticides such as Fenitrothion (FNT) on the histomorphometry of progeny’s organs in unexposed mothers are much l...

  • Article
  • Open Access
18 Citations
6,031 Views
16 Pages

Distinct Effects of a High Fat Diet on Bone in Skeletally Mature and Developing Male C57BL/6J Mice

  • Dean S. Ross,
  • Tzu-Hsuan Yeh,
  • Shalinie King,
  • Julia Mathers,
  • Mark S. Rybchyn,
  • Elysia Neist,
  • Melissa Cameron,
  • Alexander Tacey,
  • Christian M. Girgis and
  • Tara C. Brennan-Speranza
  • + 2 authors

14 May 2021

Increased risks of skeletal fractures are common in patients with impaired glucose handling and type 2 diabetes mellitus (T2DM). The pathogenesis of skeletal fragility in these patients remains ill-defined as patients present with normal to high bone...

  • Article
  • Open Access
28 Citations
4,944 Views
21 Pages

Changes in the Intestinal Histomorphometry, the Expression of Intestinal Tight Junction Proteins, and the Bone Structure and Liver of Pre-Laying Hens Following Oral Administration of Fumonisins for 21 Days

  • Ewa Tomaszewska,
  • Halyna Rudyk,
  • Piotr Dobrowolski,
  • Janine Donaldson,
  • Izabela Świetlicka,
  • Iwona Puzio,
  • Daniel Kamiński,
  • Dariusz Wiącek,
  • Volodymyr Kushnir and
  • Ihor Kotsyumbas
  • + 4 authors

25 May 2021

Fumonisins (FB) are metabolites found in cereal grains (including maize), crop products, and pelleted feed. There is a dearth of information concerning the effects of FB intoxication on the intestinal histomorphometry, the expression of intestinal ti...

  • Article
  • Open Access
8 Citations
4,495 Views

RETRACTED: Nurse’s A-Phase–Silicocarnotite Ceramic–Bone Tissue Interaction in a Rabbit Tibia Defect Model

  • Belén Ñíguez Sevilla,
  • Ruben Rabadan-Ros,
  • Miguel Alcaraz-Baños,
  • Francisco Martínez Díaz,
  • José E. Mate Sánchez de Val,
  • Iván López-Gónzalez,
  • Jose Luis Calvo-Guirado,
  • Piedad N. De Aza and
  • Luis Meseguer-Olmo

17 October 2019

Calcium phosphate materials are widely used as bone substitutes due to their bioactive and biodegradable properties. Also, the presence of silicon in their composition seems to improve the bioactivity of the implant and promote bone tissue repair. Th...

  • Article
  • Open Access
4 Citations
2,352 Views
13 Pages

Histomorphometric, Immunohistochemical and Microtomographic Comparison between Autogenous and Xenogenous Bone Blocks for Mandibular Lateral Augmentation in Rabbits

  • Erick Ricardo Silva,
  • Vitor Ferreira Balan,
  • Daniele Botticelli,
  • Claudio Soldini,
  • Roberta Okamoto and
  • Samuel Porfirio Xavier

13 October 2021

Background: The volumetric and biological behaviors of equine block grafts compared with autogenous block grafts have not yet been assessed. Hence, the aim of the present study was to compare—by means of histomorphometry, immunohistochemistry and mic...

  • Article
  • Open Access
8 Citations
1,994 Views
18 Pages

End-to-Side vs. Free Graft Nerve Reconstruction—Experimental Study on Rats

  • Piotr Czarnecki,
  • Juliusz Huber,
  • Agnieszka Szymankiewicz-Szukała,
  • Michał Górecki and
  • Leszek Romanowski

The long history of regeneration nerve research indicates many clinical problems with surgical reconstruction to be resolved. One of the promising surgical techniques in specific clinical conditions is end-to-side neurorrhaphy (ETS), described and th...

  • Article
  • Open Access
23 Citations
6,760 Views
14 Pages

28 January 2018

Serum albumin has been identified as an endogenous protein that is integral to early bone regeneration. We hypothesized that albumin addition to allografts may result in better bone remodeling than what can be achieved with anorganic xenografts. Sinu...

  • Article
  • Open Access
1,747 Views
13 Pages

Unexpected Absence of Skeletal Responses to Dietary Magnesium Depletion: Basis for Future Perspectives?

  • Marzia Ferretti,
  • Francesco Cavani,
  • Vincenza Rita Lo Vasco,
  • Marta Checchi,
  • Serena Truocchio,
  • Pierpaola Davalli,
  • Chiara Frassineti,
  • Federica Rizzi and
  • Carla Palumbo

It’s known that a magnesium (Mg)-deficient diet is associated with an increased risk of osteoporosis. The aim of this work is to investigate, by a histological approach, the effects of a Mg-deprived diet on the bone of 8-weeks-old C57BL/6J male...

  • Article
  • Open Access
2 Citations
4,634 Views
14 Pages

Photoperiodic Modulation in Immune and Reproductive Systems in Japanese Quails (Coturnix japonica): A Morphometric Perspective

  • Khizar Hayat,
  • Ali Raza,
  • Aitzaz Anas,
  • Anas Sarwar Qureshi,
  • Sarmad Rehan,
  • Ameer Hamza Rabbani,
  • Hafiz Faseeh ur Rehman,
  • Abdul Ghaffar Qamar,
  • Tayyab Rehman and
  • Amber Salman
  • + 1 author

The present study was designed to elucidate a relationship between lymphoid organs and reproductive activity in male Japanese quails (Coturnix japonica) bred in a temperate region of Pakistan (30.3753° N, 69.3451° E) in response to photoperio...

  • Review
  • Open Access
1,094 Views
15 Pages

Animal Models as Foundational Tools in Preclinical Orthopedic Implant Research

  • Renata Maria Varut,
  • Diana-Maria Trasca,
  • George Alin Stoica,
  • Carmen Sirbulet,
  • Cristian Cosmin Arsenie and
  • Cristina Popescu

Orthopedic implants have a critical role in modern medical practice, being useful in bone regeneration, joint arthroplasty, and healing fractures. The success of osseointegration depends on implant properties (composition, stability, geometry, biocom...

  • Review
  • Open Access
9 Citations
4,260 Views
26 Pages

Bone histology and histomorphometry are reliable diagnostic tools for the assessment of the bone–implant interface, material safety and biocompatibility, and tissue response. They allow for the qualitative and quantitative analysis of undecalci...

  • Article
  • Open Access
1,883 Views
13 Pages

Microarchitectural Study of the Augmented Bone Following a Modified Ridge Splitting Technique: Histological and Micro-Computed Tomography Analyses

  • Dorottya Pénzes,
  • Csilla Szerencse,
  • Martin Major,
  • György Szabó,
  • Endre Kontsek,
  • János Báskay,
  • Péter Pollner,
  • Bence Tamás Szabó,
  • Csaba Dobó-Nagy and
  • Eitan Mijiritsky
  • + 5 authors

7 November 2024

Objectives: The aim of this matched prospective cohort study was to examine the microarchitecture of the augmented bone following a modified alveolar ridge splitting procedure and compare it to that of native bone. Methods: In the test group, patient...

  • Article
  • Open Access
7 Citations
5,456 Views
13 Pages

27 September 2020

Background: Survival of dental implants in well-controlled Type 2 diabetes (T2DM) was found to be comparable to that in healthy patients. However, to our best knowledge, there have been no studies of the bone histomorphometry of osseointegration in p...

  • Article
  • Open Access
1 Citations
1,698 Views
17 Pages

Determination of the Impact of Extruded Soybean Press Cake on Rearing and Health Indices of Piglets

  • Małgorzata Świątkiewicz,
  • Kinga Szczepanik,
  • Łukasz Gala,
  • Eugeniusz R. Grela,
  • Kamil Witaszek,
  • Marcin Barszcz,
  • Anna Tuśnio and
  • Marcin Taciak

26 October 2024

The study was conducted to evaluate the alternative to imported soybean meal—extruded soybean press cake—in feeding weaning pigs. The experiment was carried out with 20 35-day-old weaned pigs weighing about 8.8 kg, divided into 2 groups (...

  • Article
  • Open Access
1 Citations
1,043 Views
18 Pages

Matrilin-2 with a K-Chitosan Scaffold Enhances Functional Recovery and Nerve Regeneration in a Segmental Rat Sciatic Nerve Injury Model

  • Neill Y. Li,
  • Brandon Vorrius,
  • Elliott Rebello,
  • Jonathan Ge,
  • Amit Mohite,
  • Zhen Qiao,
  • Jing Ding and
  • Qian Chen

Background/Objectives: Previous work in our lab demonstrated that a 3D scaffold containing lysine-modified chitosan (K-chitosan) and decorated with Matrilin-2 (MATN2) enhanced Schwann cell (SC) migration and axonal outgrowth in vitro and ex vivo. Thi...

  • Article
  • Open Access
20 Citations
4,798 Views
21 Pages

Increased Osteocyte Lacunae Density in the Hypermineralized Bone Matrix of Children with Osteogenesis Imperfecta Type I

  • Matthias Mähr,
  • Stéphane Blouin,
  • Martina Behanova,
  • Barbara M. Misof,
  • Francis H. Glorieux,
  • Jochen Zwerina,
  • Frank Rauch,
  • Markus A. Hartmann and
  • Nadja Fratzl-Zelman

Osteocytes are terminally differentiated osteoblasts embedded within the bone matrix and key orchestrators of bone metabolism. However, they are generally not characterized by conventional bone histomorphometry because of their location and the limit...

  • Article
  • Open Access
40 Citations
8,443 Views
19 Pages

Collagenated Porcine Heterologous Bone Grafts: Histomorphometric Evaluation of Bone Formation Using Different Physical Forms in a Rabbit Cancellous Bone Model

  • Rui I. Falacho,
  • Paulo J. Palma,
  • Joana A. Marques,
  • Maria H. Figueiredo,
  • Francisco Caramelo,
  • Isabel Dias,
  • Carlos Viegas and
  • Fernando Guerra

Collagenated porcine-derived bone graft materials exhibit osteoconductive properties and the development of different formulations intends to enhance bone regeneration. This study aims to evaluate bone healing in a rabbit cancellous bone defect in re...

  • Article
  • Open Access
3 Citations
2,346 Views
18 Pages

17 January 2025

Diabetes mellitus is a widespread metabolic disorder linked to numerous systemic complications, including adverse effects on skeletal health, such as increased bone fragility and fracture risk. Emerging evidence suggests that high glucose may disrupt...

  • Article
  • Open Access
4 Citations
2,827 Views
14 Pages

Mild Chronic Kidney Disease Associated with Low Bone Formation and Decrease in Phosphate Transporters and Signaling Pathways Gene Expression

  • Evdokia Bogdanova,
  • Airat Sadykov,
  • Galina Ivanova,
  • Irina Zubina,
  • Olga Beresneva,
  • Natalia Semenova,
  • Olga Galkina,
  • Marina Parastaeva,
  • Vladimir Sharoyko and
  • Vladimir Dobronravov

The initial phases of molecular and cellular maladaptive bone responses in early chronic kidney disease (CKD) remain mostly unknown. We induced mild CKD in spontaneously hypertensive rats (SHR) by either causing arterial hypertension lasting six mont...

  • Article
  • Open Access
1,484 Views
16 Pages

Early Osseointegration in a Sheep Tibia Model: Correlating Digital Periapical Radiograph Gray-Level and RGB-Derived Metrics with Histologic Tissue Composition

  • Sergio Alexandre Gehrke,
  • Jaime Aramburú Júnior,
  • Tiago Luis Eilers Treichel,
  • Germán Odella Colla,
  • Gustavo Coura,
  • Bruno Freitas Mello,
  • Márcio de Carvalho Formiga,
  • Fátima de Campos Buzzi,
  • Sergio Rexhep Tari and
  • Antonio Scarano

7 November 2025

Objective: This study aimed to evaluate peri-implant tissue changes during early osseointegration using a combined approach of digital radiographic analysis, RGB pseudocolorization, and histomorphometry in a sheep tibia model. Materials and Methods:...

  • Article
  • Open Access
3 Citations
1,793 Views
22 Pages

Dietary Tart Cherry and Fructooligosaccharides Promote Bone Health via the Gut Microbiota and Increased Bone Formation

  • Pelumi Adedigba,
  • John A. Ice,
  • Sanmi E. Alake,
  • Bethany Hatter,
  • Proapa Islam,
  • Ashlee N. Ford Versypt,
  • Trina A. Knotts,
  • Jerry Ritchey,
  • Edralin A. Lucas and
  • Brenda J. Smith

30 August 2025

Background/Objectives: Fructooligosaccharides (FOS) and dried tart cherry (TC) are examples of simple and complex (i.e., within a food matrix) prebiotics that have demonstrated promising osteoprotective activity. In this study, we examined how dietar...

  • Article
  • Open Access
6 Citations
2,449 Views
11 Pages

Analysis of Bone Histomorphometry in Rat and Guinea Pig Animal Models Subject to Hypoxia

  • Ricardo Usategui-Martín,
  • Álvaro Del Real,
  • José A. Sainz-Aja,
  • Jesús Prieto-Lloret,
  • Elena Olea,
  • Asunción Rocher,
  • Ricardo J. Rigual,
  • José A. Riancho and
  • José Luis Pérez-Castrillón

22 October 2022

Hypoxia may be associated with alterations in bone remodeling, but the published results are contradictory. The aim of this study was to characterize the bone morphometry changes subject to hypoxia for a better understanding of the bone response to h...

  • Article
  • Open Access
14 Citations
7,871 Views
18 Pages

Evaluation of Posterolateral Lumbar Fusion in Sheep Using Mineral Scaffolds Seeded with Cultured Bone Marrow Cells

  • María D. Cuenca-López,
  • José A. Andrades,
  • Santiago Gómez,
  • Plácido Zamora-Navas,
  • Enrique Guerado,
  • Nuria Rubio,
  • Jerónimo Blanco and
  • José Becerra

16 December 2014

The objective of this study is to investigate the efficacy of hybrid constructs in comparison to bone grafts (autograft and allograft) for posterolateral lumbar fusion (PLF) in sheep, instrumented with transpedicular screws and bars. Hybrid construct...

  • Article
  • Open Access
4 Citations
3,012 Views
10 Pages

Histologic Analysis of Idiopathic Pulmonary Fibrosis by Morphometric and Fractal Analysis

  • Massimiliano Mancini,
  • Lavinia Bargiacchi,
  • Claudia De Vitis,
  • Michela D’Ascanio,
  • Chiara De Dominicis,
  • Mohsen Ibrahim,
  • Erino Angelo Rendina,
  • Alberto Ricci,
  • Arianna Di Napoli and
  • Andrea Vecchione
  • + 1 author

Idiopathic pulmonary fibrosis (IPF) is a chronic, progressive fibrotic lung disorder, ultimately leading to respiratory failure and death. Despite great research advances in understanding the mechanisms underlying the disease, its diagnosis, and its...

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