Synonym |
CALCA, CALC1, CGRP, CGRP-I, CGRP1, DKFZp781I14186, MGC75148 |
Species |
Chicken |
Protein Accession |
P01259 |
Purity |
> 95% |
Endotoxin Level |
< 1 EU/ug |
Biological Activity |
Not determined |
Expression System |
E. coli |
Fusion Tag |
None |
Predicted Molecular Mass |
13.1 kDa |
Formulation |
Lyophilized from a 0.2 μm filtered solution in Acetonitrile and TFA |
Reconstitution |
Centrifuge the vial prior to opening. Reconstitute in 20 mM Acetic Acid to a concentration of
0.1-1.0 mg/ml. |
Storage & Stability |
Store at -20°C. For long term storage, store at -80°C. Once reconstituted, the protein should be
stored at -20°C. |
FAQ
What is Calcitonin (chicken) and how does it work within the body?
Calcitonin (chicken) is a
form of the hormone calcitonin, which is naturally produced in the thyroid gland of humans and other
mammals. Its primary role in the body is to help regulate calcium levels by inhibiting bone resorption
and promoting the incorporation of calcium into the bone matrix. In essence, calcitonin lowers calcium
levels in the blood when they become too high. The chicken version of calcitonin has shown effectiveness
in similar roles and is often used in research or therapeutic contexts. It acts by binding to specific
receptors on osteoclasts, the cells responsible for bone resorption. Osteoclasts break down bone tissue,
releasing calcium into the bloodstream, but when calcitonin binds to its receptor on these cells, their
bone-resorbing activity is diminished. This hormonal binding cascade is essential in the treatment of
diseases where bone preservation and regulated calcium levels are critical, such as osteoporosis,
Paget’s disease, and other bone-related metabolic disorders. This kind of calcitonin exerts its effects
by mimicking the action of human calcitonin, even though there might be small differences in the
sequence of amino acids, the fundamental building blocks of proteins. These differences do not alter the
hormone's effectiveness significantly but offer an alternative source for treatment. Calcitonin
(chicken) contributes to bone metabolism by slowing abnormal bone loss while promoting the retention of
bone density and strength. In therapeutic settings, it can be administered via injection or nasal spray,
allowing the hormone to act systemically. While the mechanism of action is well-understood in terms of
receptor binding and inhibiting osteoclast function, ongoing research continues to explore the broader
implications of its use, including potential benefits beyond calcium regulation, such as effects on pain
modulation or neuroprotection. Each application aims to leverage its bone health benefits without
eliciting significant side effects, making it a valuable consideration in patients with specific
endocrine or bone density disorders.
How is Calcitonin (chicken) typically used in medical
treatments?
Calcitonin (chicken) is primarily used in medical treatments that focus on
conditions involving bone density loss and calcium metabolism anomalies, such as osteoporosis, Paget's
disease, and hypercalcemia. Considering osteoporosis, calcitonin (chicken) serves as a treatment option
for osteoporosis in postmenopausal women primarily to decrease the rate of bone turnover and reduce the
likelihood of fractures. It acts by inhibiting osteoclast activity, which is pivotal in bone resorption
processes. This suppression helps preserve bone density and may help stabilize the skeletal mass.
Therapy involving calcitonin is often tailored over a prolonged period to observe significant
improvements in bone mineral density and overall structural integrity. Paget's disease, a condition
characterized by disordered bone remodeling, is another situation where calcitonin (chicken) can be
prescribed. For Paget's disease, the goal of calcitonin therapy is to regulate the excessive breakdown
and formation of bone that typifies this disorder. By doing so, it helps in relieving bone pain and
reducing the risk of complications that arise due to excessively brittle and malformed bones. In cases
of chronic hypercalcemia—where calcium levels in the blood are abnormally elevated and can lead to
potential complications—the use of calcitonin (chicken) serves as a counteracting mechanism to lower
calcium levels by reducing bone resorption. This can be crucial when addressing conditions wherein there
is excessive release of calcium from the bone. Administering calcitonin (chicken) may be done via
subcutaneous injection or intranasally, depending on the condition's requirements and patient adherence
to treatment methods. Buffering agents or carriers often accompany the intranasal form to enhance
absorption and efficacy. The choice between injection and nasal spray will also be influenced by patient
convenience and the clinical judgment regarding the severity of the condition being treated. As an
adjunctive therapy, it may be recommended along with other osteoporosis-targeting medications such as
bisphosphonates, allowing for synergistic effects in calcium and bone metabolism regulation. While
efficacious, the treatment must be continuously assessed for any adverse reactions or diminished
efficacy over time, necessitating routine clinical evaluations by healthcare providers.
What are
the potential benefits of using Calcitonin (chicken) for osteoporosis patients?
The potential
benefits of using Calcitonin (chicken) for osteoporosis patients are substantial, primarily focusing on
the preservation of bone mass and reduction of fracture risk. Osteoporosis is marked by decreased bone
density and increased fragility, leading to a higher risk of fractures, particularly in the hip, spine,
and wrist. Calcitonin (chicken) serves as an effective anti-resorptive agent, slowing down the rate at
which bone cells break down and preserving the existing bone mass. This factor is beneficial in reducing
the risk of fractures in individuals who may already have experienced bone loss over time, such as
postmenopausal women. By acting to inhibit osteoclast activity, calcitonin helps to maintain bone
remodeling balance, crucial for individuals with heightened bone resorption rates. Maintaining skeletal
structure with a therapeutically active agent like calcitonin could lead to a reduced incidence of
fractures, which are often debilitating and costly to treat. For osteoporosis patients, calcitonin
(chicken) has an additional benefit in potentially reducing bone pain, providing symptomatic relief,
particularly to those who suffer from acute pain due to vertebral and spinal fractures. This analgesic
effect is an appealing factor in restoring a degree of functional mobility and improving the quality of
life for those afflicted by the stabbing and persistent nature of osteoporosis-related pain. The nasal
spray formulation of calcitonin makes it a more accessible and less invasive option for such patients,
particularly beneficial for elderly patients who may have difficulty with injections or have varying
levels of mobility. Despite being less potent than other medication classes like bisphosphonates,
calcitonin complements broader treatment regimens, offering osteoporosis patients a less aggressive drug
regimen that is well-tolerated, with a relatively mild side-effect profile. As an adjunct to other
therapeutic efforts such as diet modification and augmented physical activity, calcitonin (chicken)
could play a significant role in multi-pronged approaches to bone health management. It potentially aids
in maintaining vital components of bone architecture and provides a viable treatment pathway when some
alternatives may not be suitable, enhancing therapeutic diversity and patient-specific care
opportunities.
How does Calcitonin (chicken) compare to other treatments for Paget's disease?
When assessing how Calcitonin (chicken) compares to other treatments for Paget's disease, it is
insightful to consider its mechanism of action, efficacy, route of administration, side effect profile,
and suitability for specific patient populations. Calcitonin (chicken) is a viable option in managing
Paget's disease, working primarily through its ability to modulate osteoclast activity, thereby reducing
bone turnover rates. Compared to bisphosphonates like alendronate and risedronate, which are typically
considered first-line treatments due to their potency and long-term effectiveness in reducing disease
activity, calcitonin may have a slightly milder effect on bone resorption. Bisphosphonates bind to the
bone matrix and act more persistently, leading to prolonged suppression of osteoclastic activity, which
contributes to their robust capability in normalizing bone turnover. Calcitonin may be preferred in
patients who are intolerant to bisphosphonates or have contraindications due to pre-existing conditions,
such as renal impairments that limit bisphosphonate use. The protein nature of calcitonin means it is
usually delivered via nasal spray or injection, contrasting with the primarily oral administration of
bisphosphonates. This administration aspect can be both an advantage and disadvantage. While injections
ensure precise dosage control and nasal formulations often enhance user convenience, some patients may
find it less desirable if consistent daily or weekly dosing rhythms are challenging to maintain. From a
side-effect profile perspective, calcitonin is often well-tolerated and associated with fewer
gastrointestinal issues compared to bisphosphonates, but it could induce symptoms such as nasal
irritation (for nasal forms) or skin reactions (at injection sites). In some evaluations, there may be a
notable difference in the reduction of pain associated with bone disorders when using calcitonin, which
may appeal to patients experiencing acute discomfort from the disease. However, due to potential
antibody development over time, which can neutralize the hormone's efficacy, calcitonin may lose
effectiveness with long-term use, thus making it more suitable for intermittent or initial therapy forms
rather than sustained long-duration treatment. Clinical evaluations and patient-specific factors often
ultimately guide decisions, where the trade-offs between bone turnover control, side effects, and
patient lifestyle preferences lead to an optimized therapeutic choice.
What are the side effects
associated with Calcitonin (chicken) therapy?
Calcitonin (chicken) therapy, while efficacious
for certain conditions like osteoporosis and Paget’s disease, does come with a spectrum of potential
side effects that patients and healthcare providers need to consider. The side-effect profile introduces
various mild to moderate adverse effects, largely contingent on the administration form, whether it is
injection or nasal spray. For nasal administration, the most common side effects include nasal
irritation, such as sneezing, runny nose, and nasal congestion. Some patients might experience
nosebleeds, crusting, or ulceration over prolonged use. It is thus generally recommended for users to be
vigilant about nasal health and consult healthcare providers if symptoms persist or worsen. Patients
with a history of significant nasal or sinus issues might want to discuss alternative forms of
administration with their healthcare provider. As for the injectable form, users may experience
localized reactions at the injection site, including skin redness, swelling, or discomfort, evolving
occasionally into flushing and warmth perceptions soon after administration. This response is typically
related to natural inflammation mechanisms at the local administration level and can often be
self-limiting, though they might sometimes affect the continuation of using injections if severe.
Besides localized symptoms, there are systemic considerations, including nausea, headaches, dizziness,
and, at times, cases of abdominal pain. These symptoms often appear transient and mild but are worth
monitoring, especially when any new symptoms emerge post-therapy initiation. Rarely, serious allergic
reactions can surface, with clinical manifestations like significant rash, itching/swelling
(particularly of the face/tongue/throat), and breathing difficulties. Such reactions would necessitate
immediate medical attention and cessation of therapy. Long-term calcitonin use could potentially spark
an anti-calcitonin antibody response, which diminishes therapy's efficacy, meaning continuous evaluation
of treatment outcomes is advised. Importantly, specific population segments, such as those with severe
renal impairment, might experience exacerbated side effects, necessitating dose adjustments or therapy
modifications. Depending on predisposed sensitivities and existing health conditions, healthcare
providers will weigh therapeutic benefits against these adverse effect potentials, making any necessary
adjustments to assure patient health and treatment alignment. The healthcare team will often advocate
for an integrative approach of consistent monitoring and open communication with patients, thus ensuring
that any addressed calcitonin-related concerns fit holistically within the individualized treatment
landscape.