Related Experiment Videos

Current, new and future treatments of osteoporosis

Pooneh Salari Sharif1, Mohammad Abdollahi, Bagher Larijani

  • 1Medical Ethics and History of Medicine Research Center, Tehran University of Medical Sciences, 3rd floor, 21# 16 Azar Ave, Tehran, Iran. poonehsalari@gmail.com

Insights

Current osteoporosis treatments have limitations. New therapies offer targeted, potent options for bone health, but further research is needed to confirm their safety and efficacy compared to existing medications.

Area of Science:

  • Bone biology and osteoporosis research.
  • Endocrinology and metabolic bone diseases.
  • Pharmacology of bone-targeting agents.

Background:

  • Osteoporosis is a prevalent chronic disease with significant health challenges.
  • Current osteoporosis treatments, like bisphosphonates, have questionable benefits and side effects.
  • Understanding bone cell signaling is crucial for developing novel osteoporosis therapies.

Purpose of the Study:

  • To review emerging therapeutic measures for osteoporosis.
  • To identify advancements in osteoporosis treatment modalities.
  • To assess the landscape of osteoporosis pharmacotherapy from 1998-2010.

Main Methods:

  • Comprehensive literature search of major scientific databases (PubMed, Web of Science, Scopus, Google Scholar).
  • Inclusion of relevant articles published between 1998 and 2010.
  • Review focused on new therapeutic strategies and comparative studies.

Main Results:

  • Bisphosphonates are standard but lack comparative efficacy data, leading to empirical treatment selection.
  • Existing combination therapy studies are limited.
  • Emerging osteoporosis therapies demonstrate increased potency and specificity.
  • New treatments allow for more individualized osteoporosis management.

Conclusions:

  • Novel osteoporosis therapies show promise for more targeted and effective treatment.
  • Further comparative studies are essential to evaluate the safety and efficacy of new agents against current standards of care.
  • Individualized treatment approaches are becoming more feasible with emerging therapies.

Related Concept Videos

Osteoclasts in Bone Remodeling01:31

Osteoclasts in Bone Remodeling

Osteoclasts are cells responsible for bone resorption and remodeling. They originate from hematopoietic progenitor cells present in the bone marrow. Numerous progenitor cells fuse to form multinucleated cells, each with 10-20 nuclei. A single osteoclast has a diameter of 150 to 200 µM. These cells have ruffled borders that break down the underlying bone tissue and release minerals such as calcium into the blood in bone resorption. Osteoclasts cling to bones with their ruffled edges during bone...
Bone Disorders01:29

Bone Disorders

Aging and its effect on bone remodeling is the most common cause of bone disorders. In young and healthy people, bone deposition and resorption happen at an equal rate to maintain optimal bone health.
Bone deposition is also affected by the levels of sex hormones like estrogen and testosterone that promote osteoblast activity and bone matrix synthesis. When the level of these hormones decreases due to aging, it causes a reduction in bone deposition. As a result, bone resorption by osteoclasts...
Bone Remodeling01:40

Bone Remodeling

Bone remodeling is a continuous and balanced process of bone resorption by osteoclasts and bone formation by osteoblasts. In adults, it helps maintain bone mass and calcium homeostasis. While mechanical stress can stimulate turnover as part of the normal maintenance and reparative process, several hormones also regulate bone remodeling.
Bone Remodeling and Repair01:31

Bone Remodeling and Repair

Osteoclasts are cells responsible for bone resorption and remodeling. They originate from hematopoietic progenitor cells present in the bone marrow. Numerous progenitor cells fuse to form multinucleated cells, each with 10-20 nuclei. A single osteoclast has a diameter of 150 to 200 µM. These cells have ruffled borders that break down the underlying bone tissue and release minerals such as calcium into the blood in bone resorption. Osteoclasts cling to bones with their ruffled edges during bone...
Hormones and Bone Tissue01:17

Hormones and Bone Tissue

The endocrine system produces and secretes hormones, which interact with the skeletal system. These hormones control bone growth, maintain bone once it is formed, and remodel it.
Hormones That Influence Osteoblasts and/or Maintain the Matrix
Several hormones are necessary for controlling bone growth and maintaining the bone matrix. The pituitary gland secretes growth hormone (GH), which, as its name implies, controls bone growth. This happens in several ways: first, it triggers chondrocyte...
Targeted Cancer Therapies02:57

Targeted Cancer Therapies

The targeted cancer therapies, also known as “molecular targeted therapies,” take advantage of the molecular and genetic differences between the cancer cells and the normal cells. It needs a thorough understanding of the cancer cells to develop drugs that can target specific molecular aspects that drive the growth, progression, and spread of cancer cells without affecting the growth and survival of other normal cells in the body.
There are several types of targeted therapies against specific...